Radar · High Tech in San Francisco
Best High Tech Companies in San Francisco, United States
The 2428 best High Tech companies in San Francisco, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: OpenAI.
By Riya SenguptaFinancials
2428companies tracked
$73.1Bdisclosed funding
66unicorns
1328have raised
FLIAR INTELLIGENCE · HIGH TECH × SAN FRANCISCO
Our analysis of 306 High Tech companies
$95.7b in tracked funding; 95% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
306companies analysed
95%cloud-native stacks
2025funding peak (by rounds)
75unicorns
2017median founding year
15Mcombined LinkedIn audience
88%of audience held by top 3
6companies hiring publicly (12 mo)
Ranked: Best High Tech companies in San Francisco
| # | Company | Disclosed funding | Last round | Stage | Employees | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | OpenAI 🦄 AI research and deployment solutions developing advanced artificial intelligence systems and tools for global… 97Tech top 7%Partners top 9%Customers top 9%Funding top 10% All 13 signals ▾Techtop 7% Partnerstop 9% Customerstop 9% Fundingtop 10% Markettop 11% Innovationtop 12% Talenttop 18% Moattop 20% Growthtop 22% Newstop 24% Producttop 26% AItop 35% Globaltop 48% Tech: 111 technologies across 8/8 capability areas · Cloud: Amazon Cloudfront, Amazon S3 Partners: 47 partnership announcements in 12 mo (56 in 24 mo) · 167 contract events in 12 mo rank vs industry peers · Fliar Intelligence Index 97/100 | $17.9B | 1 mo ago | Series G | 831 | Sam Altman Co-Founder & CEO | ContentfulTurbopackApple iCloud Mail+27 | — | 4 launchs |
| 2 | Anthropic 🦄 Provider of AI safety and research company 97Funding top 7%Partners top 13%Innovation top 17%News top 17% All 12 signals ▾Fundingtop 7% Partnerstop 13% Innovationtop 17% Newstop 17% Talenttop 17% AItop 20% Growthtop 21% Techtop 22% Producttop 22% Moattop 24% Markettop 26% Globaltop 48% Funding: Raised $4.5B across 17 rounds · 17 rounds over 5 yrs (3.4/yr) Partners: 11 partnership announcements in 12 mo (15 in 24 mo) · 58 contract events in 12 mo rank vs industry peers · Fliar Intelligence Index 97/100 | $4.5B | 1 mo ago | Series G | 73 | Benjamin Mann Co-Founder | SentryNode.jsGoogle Sign-in+22 | — | — |
| 3 | Scale AI 🦄 Labeled data to train AI applications 90Funding top 16%AI top 18%Tech top 19%Moat top 23% All 12 signals ▾Fundingtop 16% AItop 18% Techtop 19% Moattop 23% Markettop 28% Innovationtop 28% Patentstop 32% Partnerstop 35% Growthtop 40% Globaltop 45% Talentbottom 49% Newsbottom 42% Funding: Raised $1.6B across 8 rounds · 8 rounds over 10 yrs (0.8/yr) AI: Classified as an AI company · Holds AI/ML patents (G06N-family CPC) rank vs industry peers · Fliar Intelligence Index 90/100 | $1.6B | 12 mo ago | Series G | 531 | Alexandr Wang Founder & CEO | TurbopackSentryAtlassian Statuspage+40 | 30 patents AI-powered data labeling, dataset curation, and sampling for computer vision and document extraction | 1 partnership |
| 4 | Physical Intelligence 🦄 Developer of AI models and learning algorithms for physical robots 83Funding top 14%AI top 20%Growth top 28%Talent top 28% All 8 signals ▾Fundingtop 14% AItop 20% Growthtop 28% Talenttop 28% Moattop 32% Markettop 40% Globalbottom 48% Techbottom 45% Funding: Raised $1.1B across 3 rounds · 3 rounds over 2 yrs (1.5/yr) AI: Classified as an AI company rank vs industry peers · Fliar Intelligence Index 83/100 | $1.1B | 6 mo ago | Series B | — | Chelsea Finn Co-Founder | Node.jsRadix UITailwind CSS+10 | — | — |
| 5 | Unity 🦄 Developer of a real-time development platform for 2D and 3D content 76Market top 14%Funding top 18%Tech top 18%Product top 22% All 13 signals ▾Markettop 14% Fundingtop 18% Techtop 18% Producttop 22% Moattop 31% Globaltop 34% Fin. healthtop 42% Growthtop 47% Customerstop 49% Innovationbottom 46% Talentbottom 40% Patentsbottom 38% Newsbottom 26% Market: 7,703 employees (top 2% of Gaming) · Revenue ~$1.8B Funding: Raised $894M across 9 rounds · 9 rounds over 17 yrs (0.5/yr) rank vs industry peers · Fliar Intelligence Index 76/100 | $894M | 15 mo ago | Public | 7,703 | David Helgason Founder & Board Member | Node.jsNextAuth.jsMUI+30 | 6 patents Real-time telecom media services: packetized audio switching, streaming, and unified messaging | — |
| 6 | Armis 🦄 Provider of a wireless security platform for IoT applications 74Funding top 15%Tech top 21%Product top 26%Growth top 34% All 11 signals ▾Fundingtop 15% Techtop 21% Producttop 26% Growthtop 34% Talenttop 35% Markettop 36% Moattop 39% Newstop 47% Globalbottom 47% Innovationbottom 39% Patentsbottom 31% Funding: Raised $800M across 7 rounds · 7 rounds over 9 yrs (0.8/yr) Tech: 61 technologies across 5/8 capability areas · Cloud: Amazon S3, Amazon Ses rank vs industry peers · Fliar Intelligence Index 74/100 | $800M | 7 mo ago | Acquired | 500 | Yevgeny Dibrov Co-Founder & CEO | WordPressApple iCloud MailMySQL+37 | 2 patents Cybersecurity threat mitigation and wireless device vulnerability detection | 4 launchs |
| 7 | GoMotive 🦄 AI-powered fleet management platform 91Funding top 18%Market top 23%Tech top 24%Product top 24% All 11 signals ▾Fundingtop 18% Markettop 23% Techtop 24% Producttop 24% Customerstop 24% Moattop 26% Innovationtop 32% AItop 32% Growthtop 36% Globaltop 36% Talentbottom 49% Funding: Raised $567M across 8 rounds · 8 rounds over 13 yrs (0.6/yr) Market: 4,300 employees (top 4% of Transportation and Logistics Tech) · Top-500,000 web property rank vs industry peers · Fliar Intelligence Index 91/100 | $567M | 12 mo ago | Series F | 4,300 | Shoaib Makani Co-Founder & CEO | WordPress Site EditorWordPressApple iCloud Mail+41 | — | 1 launch · 1 expansion · 1 award |
| 8 | Tempo Developer of a layer 1 blockchain designed for payment solutions 48Funding top 18%Tech top 37%Talent top 38%Global bottom 46% All 7 signals ▾Fundingtop 18% Techtop 37% Talenttop 38% Globalbottom 46% Innovationbottom 42% Marketbottom 37% Patentsbottom 37% Funding: Raised $500M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) Tech: 27 technologies across 5/8 capability areas · Cloud: Cloudflare, Vercel rank vs industry peers · Fliar Intelligence Index 48/100 | $500M | 8 mo ago | Series A | — | Matt Huang CEO | ContentfulApple iCloud MailGoogle Workspace+14 | 8 patents HVAC ventilation control systems and collaborative team scheduling software | 2 launchs |
| 9 | Planet 🦄 Provider of daily satellite imagery and geospatial data analytics services 62Funding top 16%Tech top 20%Moat top 28%Product top 35% All 11 signals ▾Fundingtop 16% Techtop 20% Moattop 28% Producttop 35% Newstop 37% Patentstop 39% Globaltop 40% Markettop 41% Innovationtop 47% Talentbottom 49% Growthbottom 38% Funding: Raised $484M across 11 rounds · 11 rounds over 15 yrs (0.7/yr) Tech: 88 technologies across 6/8 capability areas · Cloud: Amazon Cloudfront, Amazon S3 rank vs industry peers · Fliar Intelligence Index 62/100 | $484M | 9 mo ago | Public | 25 | Robbie Schingler Co-Founder and Chief Strategy Officer | SanityApple iCloud MailGoogle Workspace+38 | 93 patents Satellite remote sensing: SAR imaging, HDR optics, antenna design, deployment mechanisms, RF interference mitigation | 3 launchs · 1 partnership |
| 10 | Perplexity 🦄 AI-powered search and answer generation 87Customers top 10%Funding top 11%Tech top 21%Growth top 25% All 14 signals ▾Customerstop 10% Fundingtop 11% Techtop 21% Growthtop 25% Partnerstop 27% Producttop 28% AItop 30% Newstop 31% Moattop 32% Innovationtop 35% Talenttop 45% Markettop 47% Patentstop 49% Globalbottom 39% Customers: Play-Store rating 4.58★ across 2,016,194 ratings (2 apps) · Review volume +5894% in 6 mo Funding: Raised $415M across 9 rounds · 9 rounds over 3 yrs (3.0/yr) rank vs industry peers · Fliar Intelligence Index 87/100 | $415M | 6 mo ago | Series E | 8 | Johnny Ho Co-Founder & Chief Strategy Officer | SentryZendeskApple iCloud Mail+24 | 4 patents Enhanced query processing and client-side search acceleration for augmented search engines | — |
| 11 | Grammarly 🦄 Provider of AI and cloud-based writing assistance platform for improving writing and communication 94Market top 18%Patents top 18%Customers top 19%Innovation top 20% All 13 signals ▾Markettop 18% Patentstop 18% Customerstop 19% Innovationtop 20% AItop 20% Moattop 20% Techtop 21% Fundingtop 23% Talenttop 28% Producttop 42% Globaltop 46% Growthtop 48% Newsbottom 24% Market: 659 employees (top 2% of High Tech) · Top-5,000 web property Patents: 93 patents matched (strict assignee match) · 79 filings since 2022 vs 8 in 2017-21 rank vs industry peers · Fliar Intelligence Index 94/100 | $400M | 12 mo ago | Series B | 659 659 → 951 (+44%) | Dmytro Lider Co-Founder | Apple iCloud MailGoogle WorkspaceNode.js+34 | 93 patents AI-driven writing and code assistance using NLP for grammar, tone, and review automation | — |
| 12 | Sierra 🦄 A conversational AI platform that helps businesses to build customer experiences 87Funding top 12%AI top 20%Moat top 26%Growth top 28% All 8 signals ▾Fundingtop 12% AItop 20% Moattop 26% Growthtop 28% Talenttop 28% Techtop 32% Markettop 46% Globalbottom 37% Funding: Raised $285M across 4 rounds · 4 rounds over 2 yrs (2.0/yr) AI: Classified as an AI company rank vs industry peers · Fliar Intelligence Index 87/100 | $285M | 1 mo ago | Series E | — | Bret Taylor Co-Founder | SanityTurbopackApple iCloud Mail+29 | — | — |
| 13 | Arena 🦄 Provider of a platform for benchmarking and comparing AI models 83Growth top 20%Funding top 21%Talent top 28%AI top 30% All 10 signals ▾Growthtop 20% Fundingtop 21% Talenttop 28% AItop 30% Markettop 34% Techtop 39% Moattop 43% Innovationtop 49% Patentsbottom 35% Globalbottom 29% Growth: Web rank 50,000,000 → 5,000 YoY · Fresh capital in last 24 mo Funding: Raised $250M across 2 rounds · 2 rounds over 1 yrs (2.0/yr) rank vs industry peers · Fliar Intelligence Index 83/100 | $250M | 5 mo ago | Series A | — | Wei-Lin Chiang Co-Founder & CTO | Node.jsRadix UITailwind CSS+19 | 8 patents Collaborative bill‑of‑materials management and access‑controlled supply‑chain data integration. | 1 launch · 1 award |
| 14 | Sesame Developer of voice-based artificial intelligence companions and lightweight eyewear products 82Funding top 18%AI top 28%Talent top 28%Patents top 34% All 8 signals ▾Fundingtop 18% AItop 28% Talenttop 28% Patentstop 34% Innovationtop 36% Techtop 41% Growthtop 45% Globaltop 48% Funding: Raised $250M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) AI: Holds AI/ML patents (G06N-family CPC) · Product described with: artificial intelligence rank vs industry peers · Fliar Intelligence Index 82/100 | $250M | 7 mo ago | Series B | — | Nate Mitchell Co-Founder & Chief Product Officer | DatoCMSSentryApple iCloud Mail+16 | 12 patents Patents concentrated in computing, sensing & instrumentation | 1 job opening · 1 launch · 1 partnership |
| 15 | Spire Provider of space-based data, analytics, and space services using a large nanosatellite constellation in low… 64Partners top 17%Funding top 18%Moat top 29%Market top 30% All 13 signals ▾Partnerstop 17% Fundingtop 18% Moattop 29% Markettop 30% Patentstop 33% Talenttop 33% Newstop 37% Innovationtop 43% Techtop 44% Producttop 46% Globaltop 47% Growthbottom 45% Fin. healthbottom 45% Partners: 6 contract events in 12 mo · Named contractor/client in 6 deals Funding: Raised $246M across 18 rounds · 18 rounds over 13 yrs (1.4/yr) rank vs industry peers · Fliar Intelligence Index 64/100 | $246M | 2 mo ago | Acquired | 132 | Peter Platzer Founder & CEO | WordPressApple iCloud MailMySQL+25 | 147 patents Wearable physiological monitoring devices and low-cost satellite communication systems | 1 partnership |
| 16 | Starship Technologies Operator of autonomous robots for delivery of goods and advertising 72Funding top 17%News top 17%Customers top 29%AI top 30% All 12 signals ▾Fundingtop 17% Newstop 17% Customerstop 29% AItop 30% Moattop 31% Techtop 35% Talenttop 38% Globaltop 39% Markettop 41% Producttop 46% Innovationbottom 47% Growthbottom 44% Funding: Raised $231M across 8 rounds · 8 rounds over 9 yrs (0.9/yr) News: 7 BI events in 12 mo (of 71 tracked, 7 types) · +600% YoY rank vs industry peers · Fliar Intelligence Index 72/100 | $231M | 8 mo ago | Series C | 164 | Janus Friis Co-Founder | WordPressMySQLPHP+37 | — | 1 award |
| 17 | SPAN Smart energy management technology platform that modernizes residential electrical systems 82Funding top 13%Innovation top 18%Patents top 20%Growth top 28% All 11 signals ▾Fundingtop 13% Innovationtop 18% Patentstop 20% Growthtop 28% Moattop 28% Producttop 35% Talenttop 38% Techtop 42% Customerstop 42% Markettop 43% Globalbottom 42% Funding: Raised $231M across 10 rounds · 10 rounds over 8 yrs (1.2/yr) Innovation: 78 patents (top 21% of patent-holders) · 64 filings since 2022 vs 14 in 2017-21 rank vs industry peers · Fliar Intelligence Index 82/100 | $231M | 5 mo ago | Series C | 220 | Jireh Seow Co-Founder | WebflowApple iCloud MailGoogle Workspace+22 | 78 patents Smart electrical panel and load management systems for residential/commercial energy control | 1 job opening |
| 18 | World Labs 🦄 Developer of artificial intelligence models for research automation and analysis 82Funding top 14%AI top 26%Growth top 28%Talent top 28% All 8 signals ▾Fundingtop 14% AItop 26% Growthtop 28% Talenttop 28% Techtop 43% Markettop 46% Moattop 47% Globalbottom 37% Funding: Raised $230M across 2 rounds · 2 rounds over 2 yrs (1.0/yr) AI: Classified as an AI company · Product described with: artificial intelligence, machine learning rank vs industry peers · Fliar Intelligence Index 82/100 | $230M | 3 mo ago | Series E | — | Fei-Fei Li Co-Founder & CEO | Node.jsRadix UITailwind CSS+11 | — | — |
| 19 | Chai Discovery 🦄 Developer of artificial intelligence models for de novo molecular design 72Funding top 14%Talent top 28%AI top 30%Moat top 32% All 7 signals ▾Fundingtop 14% Talenttop 28% AItop 30% Moattop 32% Markettop 48% Globalbottom 48% Techbottom 42% Funding: Raised $230M across 3 rounds · 3 rounds over 2 yrs (1.5/yr) Talent: 4 named leaders on record · 4 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 72/100 | $230M | 6 mo ago | Series B | — | Joshua Meier Co-Founder | Framer SitesReactPriority Hints+7 | — | 1 partnership |
| 20 | Domino Data Lab AI powered data science platform 83Funding top 17%Innovation top 22%Tech top 26%Talent top 28% All 12 signals ▾Fundingtop 17% Innovationtop 22% Techtop 26% Talenttop 28% AItop 30% Moattop 31% Producttop 38% Markettop 43% Partnerstop 45% Globalbottom 48% Growthbottom 45% Newsbottom 37% Funding: Raised $224M across 7 rounds · 7 rounds over 11 yrs (0.6/yr) Innovation: 6 new-product events in 24 mo · Deep-tech classification: Artificial Intelligence rank vs industry peers · Fliar Intelligence Index 83/100 | $224M | 9 mo ago | Series F | 221 221 → 261 (+18%) | Christopher Yang Co-founder and CTO | SanityTurbopackSentry+33 | — | — |
| 21 | Factory 🦄 Developer of artificial intelligence solutions for industrial automation and optimization 80Funding top 14%Growth top 28%Tech top 28%AI top 30% All 10 signals ▾Fundingtop 14% Growthtop 28% Techtop 28% AItop 30% Moattop 32% Talenttop 38% Markettop 46% Patentstop 46% Innovationtop 48% Globalbottom 40% Funding: Raised $220M across 4 rounds · 4 rounds over 3 yrs (1.3/yr) Growth: Web rank 5,000,000 → 1,000,000 YoY · Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 80/100 | $220M | 2 mo ago | Series C | — | Eno Reyes Co-Founder & CTO | Node.jsRadix UITailwind CSS+15 | 24 patents Patents concentrated in electrical & electronics | 4 launchs |
| 22 | Olix Developer of a new compute paradigm for frontier artificial intelligence 60Funding top 26%Patents top 33%Innovation top 43%Global top 44% All 7 signals ▾Fundingtop 26% Patentstop 33% Innovationtop 43% Globaltop 44% AItop 45% Talentbottom 45% Techbottom 40% Funding: Raised $220M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) Patents: 13 patents matched (strict assignee match) · 13 filings since 2022 vs 0 in 2017-21 rank vs industry peers · Fliar Intelligence Index 60/100 | $220M | 4 mo ago | Series A | — | James Dacombe Founder & CEO | Framer SitesApple iCloud MailReact+7 | 13 patents Patents concentrated in chemistry & materials | — |
| 23 | Swift Navigation Provider of precise positioning solutions for automotive, mobile, and mass markets 74Funding top 19%Innovation top 20%Patents top 22%Tech top 24% All 10 signals ▾Fundingtop 19% Innovationtop 20% Patentstop 22% Techtop 24% Moattop 26% Producttop 29% Growthtop 45% Newstop 46% Marketbottom 47% Globalbottom 42% Funding: Raised $200M across 6 rounds · 6 rounds over 12 yrs (0.5/yr) Innovation: 129 patents (top 9% of patent-holders) · 97 filings since 2022 vs 31 in 2017-21 rank vs industry peers · Fliar Intelligence Index 74/100 | $200M | 10 mo ago | Series E | 102 102 → 130 (+27%) | — | WordPressMySQLPHP+40 | 129 patents Real-time GNSS correction, integrity monitoring, and outlier mitigation for precise positioning | 1 award |
| 24 | Cognition 🦄 Developer of an AI software engineer designed to automate coding 80Funding top 13%AI top 20%Growth top 24%News top 25% All 11 signals ▾Fundingtop 13% AItop 20% Growthtop 24% Newstop 25% Moattop 28% Talenttop 28% Techtop 37% Innovationtop 47% Markettop 50% Patentsbottom 48% Globalbottom 37% Funding: Raised $196M across 3 rounds · 3 rounds over 2 yrs (1.5/yr) AI: Classified as an AI company rank vs industry peers · Fliar Intelligence Index 80/100 | $196M | 0 mo ago | Series D | — | Steven Hao Co-Founder | SanityTurbopackApple iCloud Mail+22 | 7 patents Patents concentrated in health & consumer products | 3 launchs · 2 partnerships |
| 25 | Aera Developer of a decision intelligence platform providing real-time business recommendations 74Funding top 18%AI top 30%Growth top 32%Tech top 32% All 12 signals ▾Fundingtop 18% AItop 30% Growthtop 32% Techtop 32% Moattop 35% Producttop 41% Markettop 44% Talentbottom 49% Innovationbottom 45% Globalbottom 45% Patentsbottom 24% Newsbottom 21% Funding: Raised $172M across 9 rounds · 9 rounds over 24 yrs (0.4/yr) AI: Classified as an AI company · Product described with: artificial intelligence rank vs industry peers · Fliar Intelligence Index 74/100 | $172M | 0 mo ago | Series D | 186 186 → 440 (+137%) | Frederic Laluyaux President and CEO | WordPressApple iCloud MailMySQL+31 | 2 patents Deployable aerodynamic structures for aerial vehicles (e.g., UAV wing/rotor systems) | — |
| 26 | Sift 🦄 Provider of an AI-powered platform for fraud detection and prevention 67Funding top 20%Product top 21%Moat top 32%Tech top 38% All 11 signals ▾Fundingtop 20% Producttop 21% Moattop 32% Techtop 38% Talenttop 38% Markettop 41% AItop 45% Growthtop 47% Innovationbottom 49% Globalbottom 39% Patentsbottom 36% Funding: Raised $161M across 9 rounds · 9 rounds over 28 yrs (0.3/yr) Product: 4 distinct product lines · Company stage: Series D rank vs industry peers · Fliar Intelligence Index 67/100 | $161M | 8 mo ago | Series D | 167 167 → 269 (+61%) | Jason Tan Co-Founder | WordPressMySQLMariaDB+35 | 4 patents Real-time fraud detection and risk scoring using predictive analytics and network security | — |
| 27 | Inferact Developer of open-source large language model inference engine and related infrastructure 35Funding top 22%Talent top 23%Global bottom 48%Market bottom 30% All 5 signals ▾Fundingtop 22% Talenttop 23% Globalbottom 48% Marketbottom 30% Techbottom 29% Funding: Raised $150M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) Talent: 6 named leaders on record · 6 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 35/100 | $150M | 4 mo ago | Seed | — | Ion Stoica Co-Founder | Apple iCloud MailGoogle WorkspaceVercel+3 | — | 1 partnership |
| 28 | Velo3D Manufacturer of metal additive manufacturing systems, software, and related services 74Partners top 20%Funding top 24%Patents top 28%Market top 32% All 11 signals ▾Partnerstop 20% Fundingtop 24% Patentstop 28% Markettop 32% Innovationtop 33% Techtop 35% Moattop 35% Newstop 36% Growthtop 41% Fin. healthtop 48% Globalbottom 45% Partners: 5 contract events in 12 mo · Named contractor/client in 5 deals Funding: Raised $150M across 4 rounds · 4 rounds over 11 yrs (0.4/yr) rank vs industry peers · Fliar Intelligence Index 74/100 | $150M | 5 mo ago | Acquired | 294 294 → 187 (-36%) | — | WordPressMySQLPHP+20 | 278 patents Advanced metal additive manufacturing systems and powder handling for aerospace-grade parts | 1 expansion |
| 29 | TRM Labs 🦄 Provider of blockchain intelligence for detecting crypto-facilitated crime and compliance 64Funding top 18%News top 19%Moat top 26%Growth top 29% All 9 signals ▾Fundingtop 18% Newstop 19% Moattop 26% Growthtop 29% Techtop 31% Talenttop 43% Producttop 45% Marketbottom 40% Globalbottom 39% Funding: Raised $150M across 6 rounds · 6 rounds over 7 yrs (0.9/yr) News: 6 BI events in 12 mo (of 35 tracked, 6 types) · 4 high-value events (IPO/M&A/funding/contracts) in 12 mo rank vs industry peers · Fliar Intelligence Index 64/100 | $150M | 4 mo ago | Series C | 11 | Rahul Raina Co-Founder | WebflowMemberStackApple iCloud Mail+28 | — | 1 launch |
| 30 | Serval 🦄 Developer of artificial intelligence agents for automated information technology workflows 80Funding top 18%AI top 30%Moat top 32%Tech top 34% All 8 signals ▾Fundingtop 18% AItop 30% Moattop 32% Techtop 34% Growthtop 35% Talenttop 38% Markettop 44% Globalbottom 45% Funding: Raised $122M across 2 rounds · 2 rounds over 1 yrs (2.0/yr) AI: Classified as an AI company · Product described with: artificial intelligence rank vs industry peers · Fliar Intelligence Index 80/100 | $122M | 6 mo ago | Series B | — | Alex McLeod Co-Founder & CTO | Framer SitesApple iCloud MailThree.js+27 | — | 2 job openings · 1 launch |
| 31 | Braintrust Provider of an AI observability platform for building quality AI products 76Funding top 19%AI top 20%Growth top 28%Tech top 36% All 7 signals ▾Fundingtop 19% AItop 20% Growthtop 28% Techtop 36% Talentbottom 49% Marketbottom 47% Globalbottom 36% Funding: Raised $121M across 3 rounds · 3 rounds over 3 yrs (1.0/yr) AI: Classified as an AI company rank vs industry peers · Fliar Intelligence Index 76/100 | $121M | 3 mo ago | Series B | — | Ankur Goyal Founder & CEO | TurbopackSentryNode.js+25 | — | 2 launchs |
| 32 | JuiceBox Provider of an AI recruiting platform offering search, CRM, and agents 82Talent top 23%Funding top 26%Growth top 28%Tech top 29% All 7 signals ▾Talenttop 23% Fundingtop 26% Growthtop 28% Techtop 29% AItop 30% Globalbottom 48% Marketbottom 47% Talent: 5 named leaders on record · 5 C-suite/founder profiles curated Funding: Raised $110M across 3 rounds · 3 rounds over 4 yrs (0.8/yr) rank vs industry peers · Fliar Intelligence Index 82/100 | $110M | 3 mo ago | Series B | — | Robbie Pyle Co-Founder | TurbopackFirebaseEmotion+29 | — | — |
| 33 | Decagon 🦄 AI-powered customer experience platform 76Funding top 15%AI top 26%News top 31%Growth top 35% All 9 signals ▾Fundingtop 15% AItop 26% Newstop 31% Growthtop 35% Moattop 37% Talenttop 38% Markettop 46% Techtop 50% Globalbottom 39% Funding: Raised $100M across 3 rounds · 3 rounds over 2 yrs (1.5/yr) AI: Classified as an AI company · Product described with: ai-driven, ai-powered rank vs industry peers · Fliar Intelligence Index 76/100 | $100M | 4 mo ago | Series D | — | Jesse Zhang Co-Founder & CEO | WebflowMarkerThree.js+22 | — | 1 internship · 1 launch · 2 partnerships |
| 34 | Deepgram Provider of AI-based speech transcription software 84Tech top 11%AI top 22%Funding top 23%Moat top 28% All 12 signals ▾Techtop 11% AItop 22% Fundingtop 23% Moattop 28% Innovationtop 35% Growthtop 37% Talenttop 38% Newstop 40% Patentstop 41% Markettop 43% Producttop 45% Globalbottom 39% Tech: 73 technologies across 6/8 capability areas · Cloud: Amazon Cloudfront, Amazon S3 AI: Classified as an AI company · Holds AI/ML patents (G06N-family CPC) rank vs industry peers · Fliar Intelligence Index 84/100 | $86M | 6 mo ago | Series C | 107 | Scott Stephenson Co-Founder | DatoCMSTypeScriptGraphQL+38 | 23 patents Efficient transformer-based speech recognition and training data alignment technologies | 2 launchs |
| 35 | Eclypsium Provider of supply chain security platform for IT infrastructure components 55News top 19%Funding top 21%Growth top 25%Product top 25% All 11 signals ▾Newstop 19% Fundingtop 21% Growthtop 25% Producttop 25% Talenttop 38% Moattop 41% Innovationtop 49% Patentsbottom 47% Techbottom 46% Globalbottom 39% Marketbottom 35% News: 8 BI events in 12 mo (of 18 tracked, 3 types) · +167% YoY Funding: Raised $81.8M across 6 rounds · 6 rounds over 9 yrs (0.7/yr) rank vs industry peers · Fliar Intelligence Index 55/100 | $82M | 3 mo ago | Series C | 25 | Alex Bazhaniuk Co-Founder and CTO | WordPressMySQLPHP+21 | 3 patents Hardware/firmware security monitoring and integrity verification for computing devices | 1 launch |
| 36 | Vapi Voice AI platform for developers 74Funding top 21%Tech top 24%AI top 26%Growth top 35% All 9 signals ▾Fundingtop 21% Techtop 24% AItop 26% Growthtop 35% Moattop 48% Talentbottom 49% Marketbottom 45% Globalbottom 37% Newsbottom 18% Funding: Raised $75.2M across 2 rounds · 2 rounds over 2 yrs (1.0/yr) Tech: 46 technologies across 5/8 capability areas · Cloud: Cloudflare, Vercel rank vs industry peers · Fliar Intelligence Index 74/100 | $75M | 3 mo ago | Series B | — | Jordan Dearsley Co-Founder & CEO | TurbopackSentryNode.js+26 | — | 3 job openings |
| 37 | Standard Intelligence Developer of general computer action models and interactive speech software 67Growth top 20%Funding top 42%Talent top 45%Global bottom 48% All 5 signals ▾Growthtop 20% Fundingtop 42% Talenttop 45% Globalbottom 48% Techbottom 29% Growth: Web rank 50,000,000 → 5,000,000 YoY · Fresh capital in last 24 mo Funding: Raised $75.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) rank vs industry peers · Fliar Intelligence Index 67/100 | $75M | 1 mo ago | Series A | — | Galen Mead Co-Founder & CEO | HugoApple iCloud MailGoogle Workspace+5 | — | — |
| 38 | Anysphere 🦄 Developer of software and models for automating code and improving programmers 69Funding top 18%Partners top 22%Talent top 28%AI top 30% All 10 signals ▾Fundingtop 18% Partnerstop 22% Talenttop 28% AItop 30% Newstop 32% Markettop 42% Moattop 42% Growthtop 50% Techbottom 45% Globalbottom 37% Funding: Raised $71.0M across 5 rounds · 5 rounds over 3 yrs (1.7/yr) Partners: 4 contract events in 12 mo · Named contractor/client in 4 deals rank vs industry peers · Fliar Intelligence Index 69/100 | $71M | 7 mo ago | Series D | — | Michael Truell Co-Founder & CEO | Node.jsTailwind CSSReact+9 | — | — |
| 39 | Listen Labs AI-powered platform that revolutionizes customer research 80Funding top 23%Growth top 28%AI top 30%Tech top 33% All 11 signals ▾Fundingtop 23% Growthtop 28% AItop 30% Techtop 33% Moattop 37% Talenttop 38% Innovationtop 40% Patentstop 42% Producttop 46% Markettop 48% Globalbottom 46% Funding: Raised $69.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) Growth: Web rank 1,000,000 → 500,000 YoY · Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 80/100 | $69M | 5 mo ago | Series B | — | Alfred Wahlforss Co-Founder & CEO | Framer SitesApple iCloud MailGoogle Workspace+22 | 11 patents Patents concentrated in electrical & electronics | — |
| 40 | Baseten Technologies 🦄 Platform offering low code based ML powered application development software 78Funding top 17%AI top 20%Tech top 27%Talent top 28% All 11 signals ▾Fundingtop 17% AItop 20% Techtop 27% Talenttop 28% Moattop 31% Growthtop 32% Newstop 33% Producttop 41% Innovationtop 46% Marketbottom 44% Globalbottom 37% Funding: Raised $60.0M across 6 rounds · 6 rounds over 4 yrs (1.5/yr) AI: Classified as an AI company rank vs industry peers · Fliar Intelligence Index 78/100 | $60M | 4 mo ago | Series E | 22 | Amir Haghighat Co-Founder & CTO | DatoCMSApple iCloud MailGoogle Workspace+30 | — | 1 job opening · 1 partnership |
| 41 | Nova Intelligence Developer of an AI platform for SAP system management 72AI top 20%Talent top 28%Funding top 29%Global bottom 48% All 4 signals ▾AItop 20% Talenttop 28% Fundingtop 29% Globalbottom 48% AI: Classified as an AI company Talent: 3 named leaders on record · 3 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 72/100 | $42M | 1 mo ago | Series A | — | Samuel Yang Co-Founder | — | — | 1 job opening |
| 42 | Cogent Provider of AI-powered platform for vulnerability management and risk mitigation 50Funding top 27%AI top 28%Talent top 28%Patents bottom 49% All 8 signals ▾Fundingtop 27% AItop 28% Talenttop 28% Patentsbottom 49% Innovationbottom 47% Techbottom 46% Globalbottom 45% Marketbottom 31% Funding: Raised $42.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) AI: Holds AI/ML patents (G06N-family CPC) · Product described with: ai-powered rank vs industry peers · Fliar Intelligence Index 50/100 | $42M | 3 mo ago | Series A | — | Geng Sng Co-Founder & CTO | Framer SitesReactHubSpot+10 | 6 patents Patents concentrated in computing, sensing & instrumentation | — |
| 43 | Signos Provider of a wearable device for blood glucose pattern monitoring 42Tech top 20%Funding top 25%Moat top 39%Customers top 44% All 10 signals ▾Techtop 20% Fundingtop 25% Moattop 39% Customerstop 44% Producttop 46% Talentbottom 49% Marketbottom 40% Globalbottom 36% Growthbottom 31% Newsbottom 22% Tech: 52 technologies across 6/8 capability areas · Cloud: Amazon Cloudfront, Amazon Web Services Funding: Raised $37.0M across 3 rounds · 3 rounds over 5 yrs (0.6/yr) rank vs industry peers · Fliar Intelligence Index 42/100 | $37M | 0 mo ago | Series B | 30 | Sharam Fouladgar-Mercer Co-Founder & CEO | Webflow EcommerceWebflowGSAP+27 | — | — |
| 44 | Mastra Developer of framework for building artificial intelligence applications and agents 76Funding top 23%Growth top 28%Tech top 44%AI top 45% All 6 signals ▾Fundingtop 23% Growthtop 28% Techtop 44% AItop 45% Globalbottom 48% Talentbottom 45% Funding: Raised $35.5M across 3 rounds · 3 rounds over 1 yrs (3.0/yr) Growth: Web rank 5,000,000 → 1,000,000 YoY · Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 76/100 | $36M | 2 mo ago | Series A | — | Abhi Aiyer Co-Founder & CTO | SanityTurbopackNode.js+17 | — | — |
| 45 | Resolve.ai 🦄 Provider of an AI platform for incident resolution and cost optimization 82News top 20%AI top 20%Funding top 25%Growth top 25% All 9 signals ▾Newstop 20% AItop 20% Fundingtop 25% Growthtop 25% Talenttop 28% Moattop 31% Techtop 38% Markettop 50% Globalbottom 37% News: 7 BI events in 12 mo (of 8 tracked, 2 types) · +600% YoY AI: Classified as an AI company rank vs industry peers · Fliar Intelligence Index 82/100 | $35M | 2 mo ago | Series A | — | Mayank Agarwal Co-Founder & CTO | Node.jsRadix UITailwind CSS+28 | — | 1 launch |
| 46 | Yupp Online platform giving users free access to multiple AI models 69Growth top 28%Funding top 35%Tech top 42%AI top 45% All 6 signals ▾Growthtop 28% Fundingtop 35% Techtop 42% AItop 45% Talentbottom 45% Globalbottom 25% Growth: Web rank 1,000,000 → 500,000 YoY · Fresh capital in last 24 mo Funding: Raised $33.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) rank vs industry peers · Fliar Intelligence Index 69/100 | $33M | 2 mo ago | Seed | — | Pankaj Gupta Cofounder and CEO | SentryNode.jsRadix UI+14 | — | — |
| 47 | AfterQuery Platform that specializes datasets for artificial intelligences 72Funding top 25%Talent top 28%AI top 30%Growth top 35% All 7 signals ▾Fundingtop 25% Talenttop 28% AItop 30% Growthtop 35% Techtop 40% Marketbottom 46% Globalbottom 33% Funding: Raised $30.5M across 2 rounds · 2 rounds over 1 yrs (2.0/yr) Talent: 3 named leaders on record · 3 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 72/100 | $30M | 2 mo ago | Series A | — | Danny Tang Co-Founder | TurbopackSentryNode.js+12 | — | 1 partnership |
| 48 | Triomics Provider of clinical research and clinical trial tracking software 60AI top 20%Funding top 26%Talent top 38%Moat top 39% All 8 signals ▾AItop 20% Fundingtop 26% Talenttop 38% Moattop 39% Techtop 40% Growthtop 47% Globalbottom 43% Marketbottom 35% AI: Classified as an AI company Funding: Raised $28.9M across 3 rounds · 3 rounds over 5 yrs (0.6/yr) rank vs industry peers · Fliar Intelligence Index 60/100 | $29M | 0 mo ago | Series B | 29 | Hrituraj Singh Co-Founder & CTO | WixSentryEnvoy+20 | — | — |
| 49 | Exa 🦄 Provider of web search, AI search engine, and website crawler tools 83AI top 20%Funding top 25%Tech top 25%Moat top 26% All 11 signals ▾AItop 20% Fundingtop 25% Techtop 25% Moattop 26% Talenttop 28% Innovationtop 32% Patentstop 38% Growthtop 41% Markettop 43% Newsbottom 43% Globalbottom 40% AI: Classified as an AI company Funding: Raised $22.0M across 4 rounds · 4 rounds over 2 yrs (2.0/yr) rank vs industry peers · Fliar Intelligence Index 83/100 | $22M | 0 mo ago | Series C | — | Jeffrey Wang Co-Founder | WagtailNode.jsPython+28 | 120 patents Advanced CFD and multiphysics simulation tools for thermal, acoustic, and electro‑thermal systems | — |
| 50 | Petual Developer of an AI platform for automating audit and compliance testing 27Funding top 32%Talent top 38%Tech bottom 41%Global bottom 33% All 5 signals ▾Fundingtop 32% Talenttop 38% Techbottom 41% Globalbottom 33% Marketbottom 31% Funding: Raised $20.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) Talent: 2 named leaders on record · 2 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 27/100 | $20M | 1 mo ago | Series A | — | Snir K Founder | Tailwind CSSAmazon Web ServicesGoogle Workspace+5 | — | — |
Top 12 High Tech companies in San Francisco
#1
OpenAI 🦄Series G · San Francisco, California · founded 2015 · 831 employees$17.9Braised▾
OpenAI 🦄
Series G · San Francisco, California · founded 2015 · 831 employees
AI research and deployment solutions developing advanced artificial intelligence systems and tools for global use. It support a wide range of applications across productivity, development, and enterprise use cases. Engages in foundational AI research, model development, and safety work to improve the capabilities and reliability of large-scale AI systems. Operates as a public benefit organization with a mission centered on ensuring that artificial general intelligence benefits humanity through safe and responsible deployment.
Fliar Intelligence Index™ 97how this company ranks against its industry peers
Tech
top 7%Partners
top 9%Customers
top 9%Funding
top 10%Market
top 11%Innovation
top 12%Tech: 111 technologies across 8/8 capability areas · Cloud: Amazon Cloudfront, Amazon S3 · Devops: Envoy, Nginx
Partners: 47 partnership announcements in 12 mo (56 in 24 mo) · 167 contract events in 12 mo · Named contractor/client in 167 deals
Customers: App rating 4.8★ (2,644,412 reviews) · Review volume +293% in 6 mo · Marquee-customer mentions: top 5% of tracked companies
Audience (LinkedIn): 11M LinkedIn followers — 72.7% of this cohort's audience
Activity (LinkedIn): 4 product launches announced in 12 mo
Funding rounds
- Apr 2026Series G$75M
- Mar 2026Series G$40M
- Feb 2026Series G$122B
- 2025Series E—
Founders & team
Investors
Infosys, YC Research, Amazon Web Services, Flat Capital, Tiger Global Management, Sequoia Capital
Tech stack
AlgoliaAmazon CloudfrontAmazon Web ServicesAmplitudeAngularjsApollo
#2
Series G · San Francisco, California · founded 2021 · 73 employees$4.5Braised▾
Series G · San Francisco, California · founded 2021 · 73 employees
Provider of AI safety and research company. It is an AI research and safety company offering AI models and chatbots. Its chatbot can be used for multiple industries including customer support, legal support, coaching, searching data, back-office automation, and sales.
Fliar Intelligence Index™ 97how this company ranks against its industry peers
Funding
top 7%Partners
top 13%Innovation
top 17%News
top 17%Talent
top 17%AI
top 20%Funding: Raised $4.5B across 17 rounds · 17 rounds over 5 yrs (3.4/yr) · Last round Series G (Apr 2026)
Partners: 11 partnership announcements in 12 mo (15 in 24 mo) · 58 contract events in 12 mo · Named contractor/client in 58 deals
Innovation: 74 new-product events in 24 mo · Deep-tech classification: Artificial Intelligence
Funding rounds
- Apr 2026Series G$5B
- Feb 2026Series G$30B
- Jan 2026Series F$10B
- Sep 2025Series F$13B
Founders & team
Investors
Amazon, Google, Buckhill Capital, Sapphire Ventures, MIS, Qualcomm
Tech stack
Amazon S3Amazon Web ServicesBootstrapCloudflareCloudflare Bot ManagementCore-Js
#3
Sierra 🦄Series E · San Francisco, California · founded 2023$285Mraised▾
Sierra 🦄
Series E · San Francisco, California · founded 2023
A conversational AI platform that helps businesses to build customer experiences. The company provides tools to build, test, and optimize AI agents. It offers capabilities for analyzing agent performance, identifying conversations needing attention, and running tests. The company's platform allows for integrating customer data and personalizing experiences.
Fliar Intelligence Index™ 87how this company ranks against its industry peers
Funding
top 12%AI
top 20%Moat
top 26%Growth
top 28%Talent
top 28%Tech
top 32%Funding: Raised $285M across 4 rounds · 4 rounds over 2 yrs (2.0/yr) · Last round Series E (May 2026)
AI: Classified as an AI company
Moat: Editorial + unicorn rating 9/10 · Unicorn · 9 curated direct competitors tracked
Audience (LinkedIn): 83k LinkedIn followers
Funding rounds
- May 2026Series E$950M
- Sep 2025Series B$350M
- Oct 2024Series A$175M
- Feb 2024Seed$110M
Founders & team
Investors
Sequoia Capital, Benchmark, Greenoaks, Iconiq Capital, Thrive Capital, Tiger Global Management
Tech stack
Apple Icloud MailAtlassian StatuspageCloudflareCloudflare Bot ManagementCore-JsDocusign
#4
Series D · San Francisco, California · founded 1999 · 186 employees$171.5Mraised▾
Series D · San Francisco, California · founded 1999 · 186 employees
Developer of a decision intelligence platform providing real-time business recommendations. The platform understands business operations, makes recommendations, and takes action autonomously. It refines data and delivers visibility into operations. The platform uses data and artificial intelligence to predict risks and opportunities. It engages users and drives the execution of decisions, learning from outcomes to improve recommendations.
Fliar Intelligence Index™ 74how this company ranks against its industry peers
Funding
top 18%AI
top 30%Growth
top 32%Tech
top 32%Moat
top 35%Product
top 41%Funding: Raised $172M across 9 rounds · 9 rounds over 24 yrs (0.4/yr) · Last round Series D (May 2026)
AI: Classified as an AI company · Product described with: artificial intelligence
Growth: Headcount 153 → 186 (+22%) across vintages · Fresh capital in last 24 mo
Audience (LinkedIn): 39k LinkedIn followers
Funding rounds
- May 2026Series D—
- Jun 2019Series C$80M
- Jun 2017Series C$50M
- Apr 2016Series C$25M
Founders & team
Investors
DFJ Growth, NewView Capital, Georgian, Clear Ventures, New Enterprise Associates, Sierra Ventures
Tech stack
AdrollAdroll Cmp SystemAmazon Web ServicesApple Icloud MailAtlassian StatuspageCart Functionality
#5
Series D · San Francisco, California · founded 2023$196Mraised▾
Series D · San Francisco, California · founded 2023
Developer of an AI software engineer designed to automate coding. The AI is designed to handle end-to-end development tasks independently. It helps engineering teams focus on complex problems. The AI software engineer supports software delivery and business growth.
Fliar Intelligence Index™ 80how this company ranks against its industry peers
Funding
top 13%AI
top 20%Growth
top 24%News
top 25%Moat
top 28%Talent
top 28%Funding: Raised $196M across 3 rounds · 3 rounds over 2 yrs (1.5/yr) · Last round Series D (May 2026)
AI: Classified as an AI company
Growth: 5 acquisition/expansion moves in 24 mo · Fresh capital in last 24 mo
Audience (LinkedIn): 81k LinkedIn followers
Activity (LinkedIn): 3 product launches · 2 partnerships (incl. Cognition) announced in 12 mo
Funding rounds
- Aug 2025Series C$500M
- Mar 2025Series B—
- Apr 2024Series B$175M
- Mar 2024Series A$21M
Founders & team
Investors
Founders Fund, 8VC, Khosla Ventures, Conviction, Lux Capital, Neo
Tech stack
Amazon Web ServicesApple Icloud MailCore-JsFacebook PixelGoogle AnalyticsGoogle Tag Manager
#6
Acquired · San Francisco, California · founded 2012 · 132 employees$246.5Mraised▾
Acquired · San Francisco, California · founded 2012 · 132 employees
Provider of space-based data, analytics, and space services using a large nanosatellite constellation in low orbit. The company collects and processes radio-frequency and atmospheric signals to deliver actionable insights for weather and climate, aviation, maritime, government, and security use cases, including RF geolocation, flight tracking, ship tracking, and greenhouse gas monitoring. It also offers space-as-a-service solutions that let customers deploy custom payloads and dedicated constellations on its platform, with end-to-end manufacturing, ground station network, and constellation management tools accessible via APIs and dashboards.
Fliar Intelligence Index™ 64how this company ranks against its industry peers
Partners
top 17%Funding
top 18%Moat
top 29%Market
top 30%Patents
top 33%Talent
top 33%Partners: 6 contract events in 12 mo · Named contractor/client in 6 deals · Marquee-customer mentions: top 13% of tracked companies
Funding: Raised $246M across 18 rounds · 18 rounds over 13 yrs (1.4/yr) · Last round Post IPO (Apr 2026)
Moat: Editorial + unicorn rating 6/10 · IP moat: 147 patents · 9 curated direct competitors tracked
Audience (LinkedIn): 68k LinkedIn followers · 64 engagements/post (1.7× cohort median)
Activity (LinkedIn): 1 partnerships (incl. Diehl Defence) announced in 12 mo
Funding rounds
- Apr 2026Post IPO$70M
- Mar 2025Post IPO$40M
- Feb 2024Post IPO$10M
- Dec 2021Grant (prize money)$468K
Founders & team
Investors
Gov, Expon Capital, Luxembourg Future Fund, Scottish Enterprise, Signal Group, Grishin Robotics
Tech stack
Amazon CloudfrontAmazon Web ServicesApache Http ServerApple Icloud MailAutoptimizeBootstrap
#7
Factory 🦄Series C · San Francisco, California · founded 2023$220Mraised▾
Factory 🦄
Series C · San Francisco, California · founded 2023
Developer of artificial intelligence solutions for industrial automation and optimization. It provides tools for process improvement and predictive maintenance. The company focuses on creating adaptable systems for various manufacturing environments. Its offerings aim to enhance efficiency and reduce operational costs.
Fliar Intelligence Index™ 80how this company ranks against its industry peers
Funding
top 14%Growth
top 28%Tech
top 28%AI
top 30%Moat
top 32%Talent
top 38%Funding: Raised $220M across 4 rounds · 4 rounds over 3 yrs (1.3/yr) · Last round Series C (Apr 2026)
Growth: Web rank 5,000,000 → 1,000,000 YoY · Fresh capital in last 24 mo
Tech: 36 technologies across 5/8 capability areas · Cloud: Amazon S3, Amazon Web Services · Observability: Datadog, Sentry
Audience (LinkedIn): 25k LinkedIn followers
Activity (LinkedIn): 4 product launches announced in 12 mo
Funding rounds
- Apr 2026Series C$150M
- Sep 2025Series B$50M
- Jun 2024Series A$15M
- Nov 2023Seed$5M
Founders & team
Investors
Sequoia Capital, Mantis VC, Lux Capital, SV Angel, BoxGroup, New Enterprise Associates
Tech stack
Amazon S3Amazon Web ServicesCloudflareCloudflare Bot ManagementCloudflare Browser InsightsDatadog
#8
Series B · San Francisco, California · founded 2024$1.1Braised▾
Series B · San Francisco, California · founded 2024
Developer of AI models and learning algorithms for physical robots. The company focuses on creating foundation models to power robots and physically-actuated devices. They develop vision-language-action models with both long-term and short-term memory. These models enable robots to perform complex tasks and improve success rates. The company also provides systems for real-time action chunking with large models.
Fliar Intelligence Index™ 83how this company ranks against its industry peers
Funding
top 14%AI
top 20%Growth
top 28%Talent
top 28%Moat
top 32%Market
top 40%Funding: Raised $1.1B across 3 rounds · 3 rounds over 2 yrs (1.5/yr) · Last round Series B (Nov 2025)
AI: Classified as an AI company
Growth: Web rank 5,000,000 → 1,000,000 YoY · Fresh capital in last 24 mo
Funding rounds
- Nov 2025Series B$600M
- Nov 2024Series A$400M
- Mar 2024Seed$70M
Founders & team
Investors
Thrive Capital, Khosla Ventures, Lux Capital, OpenAI, Sequoia Capital, Redpoint Ventures
Tech stack
HstsNext.JsNext.Js App RouterNode.JsOpen GraphPriority Hints
#9
Armis 🦄Acquired · San Francisco, California · founded 2015 · 500 employees$800Mraised▾
Armis 🦄
Acquired · San Francisco, California · founded 2015 · 500 employees
Provider of a wireless security platform for IoT applications. Offers an early stage wireless security platform focused on IoT security in an organization. The solution delivers continuous visibility and control over wireless communications, devices, and data.
Fliar Intelligence Index™ 74how this company ranks against its industry peers
Funding
top 15%Tech
top 21%Product
top 26%Growth
top 34%Talent
top 35%Market
top 36%Funding: Raised $800M across 7 rounds · 7 rounds over 9 yrs (0.8/yr) · Last round Series E (Nov 2025)
Tech: 61 technologies across 5/8 capability areas · Cloud: Amazon S3, Amazon Ses · Observability: Microsoft Clarity, Sentry
Product: 4 distinct product lines · Company stage: Acquired
Audience (LinkedIn): 70k LinkedIn followers
Activity (LinkedIn): 4 product launches announced in 12 mo
Funding rounds
- Nov 2025Series E$435M
- Oct 2024Series D$200M
- Nov 2021Series D$300M
- Feb 2021Series C$125M
Founders & team
Investors
One Equity Partners, Georgian, Brookfield Asset Management, Insight Partners, Red Dot, CapitalG
Tech stack
Amazon SesAmazon Web ServicesApple Icloud MailCdnjsCloudflareCloudflare Bot Management
#10
Series E · San Francisco, California · founded 2022 · 8 employees$415.4Mraised▾
Series E · San Francisco, California · founded 2022 · 8 employees
AI-powered search and answer generation. It enables users to ask complex questions and receive concise, well-sourced answers synthesized from multiple web sources. The platform combines natural language understanding with real-time web data to provide accurate, context-aware responses.
Fliar Intelligence Index™ 87how this company ranks against its industry peers
Customers
top 10%Funding
top 11%Tech
top 21%Growth
top 25%Partners
top 27%Product
top 28%Customers: Play-Store rating 4.58★ across 2,016,194 ratings (2 apps) · Review volume +5894% in 6 mo
Funding: Raised $415M across 9 rounds · 9 rounds over 3 yrs (3.0/yr) · Last round Angel (Dec 2025)
Tech: 58 technologies across 6/8 capability areas · Cloud: Amazon Alb, Amazon Web Services · Devops: Nginx
Audience (LinkedIn): 1.7M LinkedIn followers — 11.0% of this cohort's audience
Funding rounds
- Dec 2025Angel—
- Sep 2025Series E$200M
- Jul 2025Series E$100M
- May 2025Series E$500M
Founders & team
Investors
IVP, New Enterprise Associates, Databricks, Nvidia, Laude Capital, Bessemer Venture Partners
Tech stack
Apple Icloud MailApple Sign-InCloudflareCloudflare Bot ManagementCloudflare Browser InsightsDaisyui
#11
Series C · San Francisco, California · founded 2014 · 220 employees$231Mraised▾
Series C · San Francisco, California · founded 2014 · 220 employees
Smart energy management technology platform that modernizes residential electrical systems. Its solutions replace traditional electrical panels with smart systems that provide homeowners with real-time visibility into household energy usage, circuit-level monitoring, and remote control of appliances and connected devices. It is designed to support modern electrified homes by integrating technologies such as home batteries, electric vehicle chargers, solar systems, HVAC systems, and heat pumps into a centralized energy management ecosystem.
Fliar Intelligence Index™ 82how this company ranks against its industry peers
Funding
top 13%Innovation
top 18%Patents
top 20%Growth
top 28%Moat
top 28%Product
top 35%Funding: Raised $231M across 10 rounds · 10 rounds over 8 yrs (1.2/yr) · Last round Series C (Jan 2026)
Innovation: 78 patents (top 21% of patent-holders) · 64 filings since 2022 vs 14 in 2017-21 · Deep-tech classification: Tech Hardware
Patents: 78 patents matched (strict assignee match) · 64 filings since 2022 vs 14 in 2017-21 · Latest publication 2026
Audience (LinkedIn): 35k LinkedIn followers
Hiring (LinkedIn): 1 hiring post in 12 mo (public)
Funding rounds
- Jan 2026Series C$163.3M
- Sep 2025Series B$25M
- Jun 2025Grant (prize money)$999.8K
- Apr 2025Grant (prize money)$999.8K
Founders & team
Investors
ArcTern Ventures, Capricorn, Incite, One Zero Capital, Wireframe Ventures, Ulu Ventures
Tech stack
AccessibeAhrefsApple Icloud MailAuraBootstrapCloudflare
#12
Series E · San Francisco, California · founded 2023$230Mraised▾
Series E · San Francisco, California · founded 2023
Developer of artificial intelligence models for research automation and analysis. Provides software systems that process datasets, generate insights, and support experimental workflows across scientific and technical domains. Offers tools for data ingestion, model training, evaluation, and deployment within research environments. Enables automation of literature review, hypothesis testing, and analytical reporting through machine learning methods.
Fliar Intelligence Index™ 82how this company ranks against its industry peers
Funding
top 14%AI
top 26%Growth
top 28%Talent
top 28%Tech
top 43%Market
top 46%Funding: Raised $230M across 2 rounds · 2 rounds over 2 yrs (1.0/yr) · Last round Series E (Feb 2026)
AI: Classified as an AI company · Product described with: artificial intelligence, machine learning
Growth: Web rank 5,000,000 → 1,000,000 YoY · Fresh capital in last 24 mo
Audience (LinkedIn): 57k LinkedIn followers
Funding rounds
- Feb 2026Series E$1B
- Nov 2025Series D—
- Sep 2024Series D$230M
Founders & team
Investors
Andreessen Horowitz, Radical Ventures, New Enterprise Associates, Cisco Investments, Autodesk, AMD
Tech stack
CloudflareCloudflare Browser InsightsFirebaseGoogle CloudGoogle Cloud CdnGsap
Funding & investor landscape
$73.1Btotal disclosed funding
1,292companies funded
2,882disclosed rounds
29rounds last 90 days
Most active investors
Notable founders
Greg Brockman
Co-Foudner & President & Chairman · OpenAI
Sam Altman
Co-Founder & CEO · OpenAI
Benjamin Mann
Co-Founder · Anthropic
Jared Kaplan
Co-Founder & Chief Science Officer · Anthropic
Bret Taylor
Co-Founder · Sierra
Clay Bavor
Co-Founder · Sierra
Frederic Laluyaux
President and CEO · Aera
Steven Hao
Co-Founder · Cognition
Walden Yan
Co-Founder · Cognition
Peter Platzer
Founder & CEO · Spire
Jeroen Cappaert
Co-Founder & CTO · Spire
Eno Reyes
Co-Founder & CTO · Factory
Prism market signals · United States · country-scoped Prism corpus, 3,636,199 docs
Market landscape — 10 sub-themes by coverage
Share of High Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
RESEARCH SIGNALS · United States
How research on Semiconductors is moving in the United States
A read on the academic research around Semiconductors — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 8,739 United States-affiliated papers.
research sentiment over time
200820172026
enthusiastic · positive · guarded tone
Tone is overwhelmingly optimistic and intensifying — the enthusiastic (strongly-positive) share moved 42% → 60% across 2008–2026.
top research entities
- Georgia Institute of Technology489
- IMEC343
- Intel325
- Purdue University West Lafayette218
- Industrial Technology Research Institute177
leading researchers
Sung Kyu Lim · Krishnendu Chakrabarty · John H. Lau · David Z. Pan · Pradeep Lall · Muhannad S. Bakir · Philip G. Neudeck · Dae Hyun Kim
▲
Breakthroughs3,231 · 37%
▲ 32%→44% share
▲1.4× share momentum3 median citations38% since 2021mostly methods-led
Artificial neural network research is surging in breakthroughs — papers jumped from 3 to 29, with convolutional neural networks newly emerging.
rising sub-themes (early→recent)
- Photonics56→121
- Photonic integrated circuit49→81
- Artificial neural network3→29
- Detector25→48
- Scalability53→73
Newly emergingLithium niobate 0→8 · Convolutional neural network 0→8 · Adaptability 0→6
Landmark Stretchable and Foldable Silicon Integrated Circuits · 1,653 cites
◆
Advancements3,498 · 40%
▼ 43%→36% share
▼0.8× share momentum3 median citations28% since 2021mostly methods-led
Rapid single flux quantum research is intensifying in advancements — papers rose from 2 to 12 across US semiconductor institutions.
rising sub-themes (early→recent)
- Photonics45→59
- Artificial neural network2→14
- Rapid single flux quantum2→12
- Detector20→29
- Image sensor2→11
Newly emergingReinforcement learning 0→7 · Reconfigurability 0→6 · Photocathode 0→6
Landmark A Review of GaN on SiC High Electron-Mobility Power Transistors and MMICs · 965 cites
▼
Concerns1,032 · 12%
▼ 13%→11% share
▼0.8× share momentum2 median citations30% since 2021mostly empirical
Exploit vulnerabilities are newly emerging as a semiconductor concern — 9 papers appeared alongside hardware security module research doubling to 13.
rising sub-themes (early→recent)
- Photonics10→28
- Hardware security module6→13
- Thermal10→16
- Automotive industry2→8
- Photonic integrated circuit9→14
Newly emergingExploit 0→9 · Software deployment 0→5
Landmark A Survey of Hardware Trojan Taxonomy and Detection · 1,365 cites
RESEARCH HOTSPOTS · United States
Where semiconductors is researched across United States
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Atlanta491 · +0.54
SF Bay Area314 · +0.57
Boston284 · +0.65
Los Angeles274 · +0.57
New York195 · +0.58
Austin146 · +0.52
Pittsburgh123 · +0.64
San Diego108 · +0.54
Ann Arbor87 · +0.68
Chicago71 · +0.63
PATENT SIGNAL · United States
Who's filing semiconductors patents in the United States
United States semiconductors patent filing is cooling — 112,775 filings from 8,000 assignees (2016–2025), led by IBM, Applied Materials, Intel; annual filings 11572→7675.
112,775 filings8,000 assigneespeak 13822/yr2016–2025
filing momentum (YoY 2016–2025)
top patent filers
- IBM19691
- Applied Materials13119
- Intel11689
- Micron Technology10011
- Texas Instruments4804
- LAM RES4667
- Sandisk Technologies3051
- Qualcomm2897
Common questions
How many High Tech companies are there in San Francisco, United States?
Radar tracks 2428 indexable High Tech companies headquartered in San Francisco, United States that meet our profile-completeness bar.
What is the total funding raised by High Tech companies in San Francisco, United States?
The High Tech companies in San Francisco, United States on this list have raised a combined $73.1B in disclosed equity funding across 1292 funded companies.
Which is the highest-funded High Tech company in San Francisco, United States?
OpenAI is the highest-funded High Tech company in San Francisco, United States, with $17.9B in disclosed equity funding.
How many High Tech companies in San Francisco, United States are funded?
1292 of the 2428 High Tech companies in San Francisco, United States on this list have disclosed at least one equity funding round.
How many High Tech unicorns are there in San Francisco, United States?
66 High Tech companies in San Francisco, United States on this list are valued at $1B or more.
Who are the top investors in San Francisco, United States High Tech companies?
The most active investors in San Francisco, United States High Tech companies on this list include Y Combinator, Andreessen Horowitz, Plug and Play Tech Center, Khosla Ventures, Sequoia Capital.
Riya SenguptaFinancials
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.