Radar · High Tech in San Diego
Best High Tech Companies in San Diego, United States
The 430 best High Tech companies in San Diego, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Shield AI.
By Riya SenguptaFinancials
430companies tracked
$5.6Bdisclosed funding
4unicorns
173have raised
FLIAR INTELLIGENCE · HIGH TECH × SAN DIEGO
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
1Mcombined LinkedIn audience
64%of audience held by top 3
3companies hiring publicly (12 mo)
Ranked: Best High Tech companies in San Diego
| # | Company | Disclosed funding | Last round | Employees | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Shield AI 🦄 Developer of AI-powered platforms and software for defense applications 93Funding top 9%Product top 18%Talent top 22%Moat top 26% All 12 signals ▾Fundingtop 9% Producttop 18% Talenttop 22% Moattop 26% Markettop 28% Growthtop 29% AItop 30% Innovationtop 32% Techtop 33% Newstop 36% Partnerstop 43% Globaltop 48% Funding: Raised $930M across 16 rounds · 16 rounds over 11 yrs (1.5/yr) Product: 4 distinct product lines · Company stage: Series G rank vs industry peers · Fliar Intelligence Index 93/100 | $930M | 2 mo ago | 364 | Brandon Tseng Co-Founder | WordPressApple iCloud MailMySQL+24 | — | 1 partnership |
| 2 | Unconventional AI 🦄 Developer of computer systems optimizing energy efficiency for artificial intelligence 69Funding top 22%Talent top 28%Moat top 32%Market top 44% All 7 signals ▾Fundingtop 22% Talenttop 28% Moattop 32% Markettop 44% AItop 45% Techbottom 46% Globalbottom 33% Funding: Raised $475M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) Talent: 3 named leaders on record · 3 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 69/100 | $475M | 6 mo ago | — | Sara Achour Co-Founder | WordPressApple iCloud MailMySQL+18 | — | 1 launch · 2 awards |
| 3 | Genomatica Manufacturer of plant-based nylon materials and renewable chemicals 62Product top 18%Patents top 20%Funding top 26%Moat top 26% All 11 signals ▾Producttop 18% Patentstop 20% Fundingtop 26% Moattop 26% Innovationtop 30% Talenttop 38% Markettop 43% Growthtop 45% Globalbottom 46% Techbottom 37% Newsbottom 32% Product: 4 distinct product lines · Company stage: Series F Patents: 1,721 patents matched (strict assignee match) · 424 filings since 2022 vs 633 in 2017-21 rank vs industry peers · Fliar Intelligence Index 62/100 | $388M | 58 mo ago | 153 153 → 230 (+50%) · sector median +28% | Bernhard Palsson Co-Founder | — | 1,721 patents Engineered microbial production of renewable chemicals like fatty acids, diamines, and glycol derivatives | — |
| 4 | Platform Science Provider of integrated solutions for fleet management | $293M | 26 mo ago | 226 | Jack Kennedy Co-Founder & CEO | WebflowAmazon Web ServicesHubSpot+22 | 91 patents Vehicle telematics: emissions monitoring, EV charging authorization, secure V2X links, micro‑navigation, dynamic wireless manageme | — |
| 5 | Kneron 🦄 Developer of edge artificial intelligence solutions including SoCs and AI models | $226M | 32 mo ago | 38 38 → 92 (+142%) · sector median +28% | Frank Chang Co-Founder | Cart FunctionalitynopCommerceSentry+14 | 77 patents Edge AI inference accelerators using compute-in-memory and residue number systems | 1 partnership |
| 6 | Netradyne 🦄 AI-powered fleet safety camera system 89Patents top 15%Innovation top 17%Funding top 21%AI top 22% All 13 signals ▾Patentstop 15% Innovationtop 17% Fundingtop 21% AItop 22% Moattop 22% Techtop 24% Producttop 26% Markettop 30% Talenttop 37% Newstop 41% Globaltop 44% Growthtop 48% Customersbottom 25% Patents: 205 patents matched (strict assignee match) · 140 filings since 2022 vs 65 in 2017-21 Innovation: 205 patents (top 11% of patent-holders) · 140 filings since 2022 vs 65 in 2017-21 rank vs industry peers · Fliar Intelligence Index 89/100 | $218M | 17 mo ago | 245 | David Julian Co-Founder & CTO | WebflowSentryApple iCloud Mail+31 | 205 patents AI-driven video analytics for driver safety and fleet monitoring on edge devices | 2 partnerships |
| 7 | Iambic Therapeutics Provider of AI-driven drug discovery platform for the treatment of cancer 60Funding top 15%AI top 26%Moat top 31%Talent top 38% All 9 signals ▾Fundingtop 15% AItop 26% Moattop 31% Talenttop 38% Growthtop 45% Marketbottom 43% Newsbottom 43% Techbottom 40% Globalbottom 39% Funding: Raised $206M across 5 rounds · 5 rounds over 5 yrs (1.0/yr) AI: Classified as an AI company · Product described with: ai driven, ai-driven rank vs industry peers · Fliar Intelligence Index 60/100 | $206M | 2 mo ago | 50 | Fred Manby Co-Founder & CTO | WebflowApple iCloud MailMicrosoft 365+13 | — | — |
| 8 | Brain Corp Developer of an autonomy platform for robotic and AI applications | $193M | 27 mo ago | 242 242 → 304 (+26%) · sector median +28% | Eugene Izhikevich Co-Founder & Chairman | Webflow EcommerceWebflowApple iCloud Mail+21 | 576 patents Autonomous robot navigation, mapping, sensor calibration, and feature detection for indoor/outdoor environments | 1 internship · 1 partnership · 1 award |
| 9 | Biolinq Provider of a wearable biosensor platform for diabetes monitoring 67Innovation top 13%Funding top 17%Patents top 17%Moat top 26% All 10 signals ▾Innovationtop 13% Fundingtop 17% Patentstop 17% Moattop 26% Talenttop 38% Growthtop 45% Marketbottom 45% Globalbottom 43% Techbottom 39% Newsbottom 18% Innovation: 189 patents (top 11% of patent-holders) · 161 filings since 2022 vs 28 in 2017-21 Funding: Raised $175M across 15 rounds · 15 rounds over 12 yrs (1.2/yr) rank vs industry peers · Fliar Intelligence Index 67/100 | $175M | 15 mo ago | 91 | Jared Tangney Co-Founder | Webflowcore-jsjQuery+11 | 189 patents Minimally invasive microneedle-based continuous biosensing for interstitial fluid analytes | — |
| 10 | Decision Sciences Provider of automated security and contraband detection systems for CBRNE defence | $158M | 35 mo ago | 71 | Jack Honeycutt CEO | — | 301 patents Advanced synthetic aperture ultrasound imaging and charged particle detection for industrial/medical diagnostics | — |
| 11 | Mitek Provider of AI-driven solutions for identity verification and fraud prevention | $156M | 64 mo ago | 590 590 → 765 (+30%) · sector median +28% | Ed West CEO | DrupalApple iCloud MailPHP+20 | 882 patents Automated saw and lumber processing systems for wood construction and modular building. | — |
| 12 | Lytx Provider of video telematics and fleet management solutions | $153M | 98 mo ago | 979 979 → 977 (+0%) · sector median +28% | — | SentryAtlassian StatuspageApple iCloud Mail+30 | 283 patents AI-driven video telematics for driver safety, event recording, and environmental risk assessment | 4 launchs |
| 13 | Bionano Provider of genome analysis solutions to researchers and clinicians | $124M | 24 mo ago | 364 | Erik Holmlin President & CEO | WordPressMySQLPHP+25 | 43 patents Iron‑based nanomaterials and nanoemulsion formulations for pharmaceutical delivery | — |
| 14 | DTx Pharma Provider of RNA-based therapeutics for multiple health purposes | $113M | 63 mo ago | 50 | — | — | — | — |
| 15 | Ingenu Provider of RPMA-based connectivity solutions for IoT applications | $101M | 130 mo ago | 77 | — | Master SliderSlider RevolutionWordPress+29 | 18 patents Mobile roaming management and heterogeneous radio access coordination with power and timing control | — |
| 16 | Ignyta Personalized medicine for cancer and autoimmune diseases | $97M | 103 mo ago | 30 | Gary Firestein Co-Founder | — | 240 patents Small‑molecule kinase inhibitors for oncology, notably entrectinib and related cancer drugs | — |
| 17 | Zerigo Health Developer of UVB light therapy devices for monitoring Psoriasis, Vitiligo, and Eczema | $75M | 55 mo ago | 37 | Lisa R CEO | HubSpot CMS HubApple iCloud MailMicrosoft 365+20 | — | 4 job openings |
| 18 | Biological Dynamics Provider of molecular diagnostics plaform | $68M | 67 mo ago | 54 | — | Cart FunctionalitySquarespace CommerceSquarespace+20 | 78 patents Biomedical diagnostics and biomarker detection, analyte data processing, dielectric materials, surface functionalization | — |
| 19 | ImageWare Systems Provider of cloud-based multi-modal biometrics systems | $67M | 66 mo ago | 26 | Jim Miller Chairman & CEO | — | — | — |
| 20 | Sateliot Operator of a narrowband IoT network using satellite connectivity 48Funding top 18%Talent top 38%Tech top 40%Moat top 42% All 8 signals ▾Fundingtop 18% Talenttop 38% Techtop 40% Moattop 42% Growthbottom 47% Globalbottom 38% Marketbottom 37% Newsbottom 35% Funding: Raised $66.9M across 10 rounds · 10 rounds over 5 yrs (2.0/yr) Talent: 2 named leaders on record · 2 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 48/100 | $67M | 2 mo ago | 34 | Albert Gurgui Co-Founder & CIO | WordPressPleskMySQL+27 | — | — |
| 21 | Gretel Technologies Provider of solutions for data anonymization | $66M | 56 mo ago | 19 | — | WebflowApple iCloud MailGoogle Workspace+22 | 3 patents Contact management software platforms for business communication and data handling | — |
| 22 | Dexcom Provider of a wearable device for glucose monitoring | $53M | 74 mo ago | 9,600 9,600 → 8,782 (-9%) · sector median +28% | Kevin Sayer CEO & President | Apple iCloud MailMicrosoft 365Salesforce+24 | 4,656 patents Continuous glucose monitoring sensors, data transmission, and glycemic management software | — |
| 23 | Neology Provider of a technology company that provides solutions for enhancing mobility, increasing sustainability… | $50M | 53 mo ago | 146 | Francisco Velasco Founder | — | 514 patents Vehicle identification and traffic management via ALPR, RFID, and ADAS integration. | 1 partnership |
| 24 | GlySens Implantable Continuous glucose monitoring device | $47M | 72 mo ago | 29 | William Markle CEO | — | 70 patents Continuous implantable glucose monitoring with integrated insulin delivery error correction | — |
| 25 | SkySafe Provider of cloud-connected drone detection systems 67Innovation top 28%Growth top 28%Funding top 30%Patents top 30% All 10 signals ▾Innovationtop 28% Growthtop 28% Fundingtop 30% Patentstop 30% Producttop 30% Moattop 32% Techtop 37% Marketbottom 40% Globalbottom 39% Newsbottom 22% Innovation: 40 patents (top 36% of patent-holders) · 29 filings since 2022 vs 11 in 2017-21 Growth: Web rank 10,000,000 → 5,000,000 YoY · Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 67/100 | $45M | 17 mo ago | 47 | — | Framer SitesSentryZendesk+21 | 40 patents Drone detection, monitoring, and mitigation using edge computing and RF frequency-hopping technologies | 1 launch · 2 awards |
| 26 | Electronic Bio Provider of nanotech-based DNA sequencing solutions 10Funding top 37%Talent bottom 45%Global bottom 29%Market bottom 24% All 5 signals ▾Fundingtop 37% Talentbottom 45% Globalbottom 29% Marketbottom 24% Techbottom 15% Funding: Raised $40.7M across 49 rounds · 49 rounds over 19 yrs (2.6/yr) Talent: 1 named leader on record rank vs industry peers · Fliar Intelligence Index 10/100 | $41M | 12 mo ago | 15 | Eric Ervin President and CEO | — | — | — |
| 27 | TRUEPIC Online image and video authenticity solution to enterprise and consumer | $37M | 57 mo ago | 68 | Craig Stack Co-Founder | WebflowApple iCloud MailGoogle Workspace+28 | 64 patents Cryptographic authentication and anti‑recapture protection for captured photographic and video media. | 2 partnerships |
| 28 | QuantalRF Provider of IoT based RF receiver architectures | $34M | 49 mo ago | 13 13 → 17 (+31%) · sector median +28% | Forrest Brown Co-Founder | — | 15 patents Integrated RF filtering and envelope‑tracked power‑amplifier modules for wireless front‑ends | 1 launch |
| 29 | Firestorm Developer of modular, mission-adaptable unmanned aerial systems and manufacturing solutions 53Patents top 27%Talent top 28%Innovation top 31%Funding top 36% All 9 signals ▾Patentstop 27% Talenttop 28% Innovationtop 31% Fundingtop 36% Moattop 38% Growthtop 45% Techtop 49% Globalbottom 42% Marketbottom 33% Patents: 33 patents matched (strict assignee match) · 33 filings since 2022 vs 0 in 2017-21 Talent: 3 named leaders on record · 3 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 53/100 | $32M | 3 mo ago | 22 | Chad M Co-Founder | WebflowApple iCloud MailSplide+13 | 33 patents Modular, additively‑manufactured UAV airframes and rapid‑assembly mission‑adaptable drone systems | 4 job openings |
| 30 | Clearspeed Provider of AI and voice-based risk assessment platform | $27M | 11 mo ago | 100 | Kurt Martin Co-Founder | WordPressMySQLPHP+25 | 2 patents Audio sample quality control and assessment in digital sound processing | — |
| 31 | Direct Electron Developer of cameras for electron microscopy 57Innovation top 20%Growth top 35%Tech top 41%Funding top 42% All 8 signals ▾Innovationtop 20% Growthtop 35% Techtop 41% Fundingtop 42% Producttop 46% Talentbottom 45% Globalbottom 29% Marketbottom 23% Innovation: 11 product lines Growth: Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 57/100 | $25M | 12 mo ago | 13 | Rob Bilhorn Founder & President | WordPressMySQLPHP+34 | — | 1 launch |
| 32 | ECOR Global Developer of sustainable building materials | $20M | 30 mo ago | 92 | Jay Potter Co-Founder & CEO | WordPressMySQLPHP+26 | 12 patents Production of composite fiber boards and laminates for engineered wood products | — |
| 33 | Epitone Developer of augmented reality displays for vehicles 55AI top 15%Innovation top 32%Patents top 35%Moat bottom 49% All 8 signals ▾AItop 15% Innovationtop 32% Patentstop 35% Moatbottom 49% Talentbottom 49% Fundingbottom 46% Marketbottom 37% Globalbottom 37% AI: Holds AI/ML patents (G06N-family CPC) Innovation: 19 patents (top 52% of patent-holders) · 19 filings since 2022 vs 0 in 2017-21 rank vs industry peers · Fliar Intelligence Index 55/100 | $20M | 23 mo ago | — | Sunghoon Hong Chief Executive Officer | — | 19 patents Automotive augmented reality head-up displays with light‑field stereoscopic imaging and distortion correction | — |
| 34 | Tag-N-Trac Provider of warehouse asset tracking and inventory management software 21Talent top 38%Funding top 41%Product top 50%Global bottom 40% All 7 signals ▾Talenttop 38% Fundingtop 41% Producttop 50% Globalbottom 40% Fin. healthbottom 35% Marketbottom 27% Newsbottom 22% Talent: 2 named leaders on record · 2 C-suite/founder profiles curated Funding: Raised $11.8M across 2 rounds · 2 rounds over 4 yrs (0.5/yr) rank vs industry peers · Fliar Intelligence Index 21/100 | $12M | 3 mo ago | 36 | Joseph Reddy Co-Founder & CTO | — | — | 1 job opening |
| 35 | IKIN Developer of AI-driven visual media generation and next-generation media compression | $11M | 43 mo ago | 18 | — | WordPressApple iCloud MailMicrosoft 365+28 | 50 patents Patents concentrated in computing, sensing & instrumentation | — |
| 36 | Seasats Manufacturer of unmanned surface vehicles for sea inspection 48Funding top 33%Growth top 35%Tech top 37%Talent top 38% All 8 signals ▾Fundingtop 33% Growthtop 35% Techtop 37% Talenttop 38% Moattop 39% Newsbottom 48% Globalbottom 37% Marketbottom 29% Funding: Raised $11.0M across 5 rounds · 5 rounds over 4 yrs (1.2/yr) Growth: Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 48/100 | $11M | 5 mo ago | 20 | Michael Flanigan Co-Founder & CEO | WordPressMySQLPHP+22 | — | 1 partnership · 1 expansion |
| 37 | Just Baked Provider of automated food service kiosks for delivering food options | $10M | 14 mo ago | 43 | Ben Porter CEO | WordPressMySQLPHP+20 | — | — |
| 38 | NanoImaging Services Provider of cryo-electron microscopy, protein production, and nanoparticle characterization services | $9M | 21 mo ago | 44 44 → 40 (-9%) · sector median +28% | Clint Potter Co-Founder | WebflowApple iCloud MailMicrosoft 365+19 | 2 patents Electron microscopy and image analysis for particulate characterization | 1 launch |
| 39 | Manifold Security Provider of runtime security for artificial intelligence agents on endpoints | $8M | 3 mo ago | — | Michael Mckenna Co-Founder & CRO | Framer SitesReactAmazon Web Services+14 | — | — |
| 40 | Personal AI Developer of AI-based personal digital AI | $8M | 6 mo ago | 14 | Kristie Sibal Co-Founder | WebflowApple iCloud MailGoogle Workspace+18 | 5 patents Secure cryptographic key management and encrypted data transmission protocols | 1 partnership |
| 41 | Refiant Developer of AI and ML algorithms for model compression and optimisation | $5M | 4 mo ago | — | Mathew Haswell Co-Founder & COO | WebflowGSAPCloudflare Turnstile+6 | — | — |
| 42 | Ink Finance Blockchain-based platform for multi-chain financial governance | $5M | 24 mo ago | 5 | Tony Tang Founder | WebflowQuilljQuery+10 | — | — |
| 43 | EP Analytics HPC experts providing performance analysis and optimization software and services | $5M | 14 mo ago | 12 | Laura Carrington Co-Founder & VP | — | 56 patents Distributed asynchronous data transfer and multi-view analytics visualization platforms | — |
| 44 | RapidFire Platform for scaling of deep learning models | $4M | 27 mo ago | — | Arun Kumar Cofounder and CTO | — | — | 1 internship |
| 45 | Ocean Aero Provider of an AUV for surface and subsurface monitoring applications | $4M | 4 mo ago | 50 | Kevin Decker CEO | Cart FunctionalitySquarespace CommerceSquarespace+15 | 15 patents Advanced marine propulsion and retractable hydrofoil/wing systems for surface and submersible vessels | — |
| 46 | EyePop.ai Provider of a self-service platform for training custom AI vision models | $3M | 15 mo ago | 5 | Torsten Schulz Co-founder and Chief Technology Officer | WebflowAmazon Web ServicesMixpanel+24 | — | 7 launchs |
| 47 | Quasar Innovating dry EEG sensors and psychophysiological monitoring systems for diverse applications | $1M | 16 mo ago | — | Walid Soussou CEO | — | 7 patents Patents concentrated in health & consumer products | — |
| 48 | Canetia Analytics Provider of AI-based structural analysis solutions | $1M | 14 mo ago | — | Graham Sutherland Founder & CEO | — | 10 patents Remote condition monitoring and data analytics for physical asset assessment | — |
| 49 | Advanced Brain Monitoring Provider of neuro-diagnostics devices for researchers and clinical trials | $1M | 9 mo ago | 41 | — | WebflowjQuery-pjaxMicrosoft Advertising+12 | 104 patents Neurodegenerative diagnostics, brain‑targeted personalized therapy, and precise positioning systems for neurosurgery | — |
| 50 | LIMBER Prosthetics & Orthotics Manufacturer of 3D printed prosthetic products | $200K | 12 mo ago | 9 | — | WordPressMySQLPHP+19 | — | — |
Top 12 High Tech companies in San Diego
#1
Series G · San Diego, California · founded 2015 · 364 employees$930.2Mraised▾
Series G · San Diego, California · founded 2015 · 364 employees
Developer of AI-powered platforms and software for defense applications. The company provides solutions for mission autonomy, surveillance, and object detection. Its offerings include autonomous pilot software, command and control toolkits, and autonomy development platforms. It also manufactures unmanned aircraft for intelligence, surveillance, and reconnaissance missions.
Fliar Intelligence Index™ 93how this company ranks against its industry peers
Funding
top 9%Product
top 18%Talent
top 22%Moat
top 26%Market
top 28%Growth
top 29%Funding: Raised $930M across 16 rounds · 16 rounds over 11 yrs (1.5/yr) · Last round Series G (Mar 2026)
Product: 4 distinct product lines · Company stage: Series G
Talent: Analyst team rating 5/5 · 3 named leaders on record · 3 C-suite/founder profiles curated
Audience (LinkedIn): 151k LinkedIn followers — 14.5% of this cohort's audience
Activity (LinkedIn): 1 partnerships (incl. Hivemind) announced in 12 mo
Funding rounds
- Mar 2026Series G$2B
- Feb 2025Series F$591.8M
- Dec 2023Series F$100M
- Dec 2023Venture Debt$200M
Founders & team
Investors
Andreessen Horowitz, Homebrew, Bloomberg Beta, Founder Collective, Riot, Disruptive Ventures
Tech stack
Anime.JsApple Icloud MailCloudflareCloudflare Bot ManagementCore-JsDocusign
#2
Series C · San Diego, California · founded 2019 · 50 employees$206.2Mraised▾
Series C · San Diego, California · founded 2019 · 50 employees
Provider of AI-driven drug discovery platform for the treatment of cancer. It offers an AI driven discovery platform and has discovered two candidates known as IAM-H1, a highly selective and brain penetrant inhibitor of HER2 and its oncogenic mutants, and IAM-C1 a potential first-in-class selective dual CDK2/4 inhibitor to address unmet needs in terms of therapeutic window and treatment resistance in cell cycle driven cancers.
Fliar Intelligence Index™ 60how this company ranks against its industry peers
Funding
top 15%AI
top 26%Moat
top 31%Talent
top 38%Growth
top 45%Market
bottom 43%Funding: Raised $206M across 5 rounds · 5 rounds over 5 yrs (1.0/yr) · Last round Series C (Apr 2026)
AI: Classified as an AI company · Product described with: ai driven, ai-driven
Moat: Editorial + unicorn rating 8/10 · Soonicorn · 10 curated direct competitors tracked
Funding rounds
- Apr 2026Series C$27.8M
- Nov 2025Series C$100M
- Apr 2024Series B$50M
- Oct 2023Series B$103.2M
Founders & team
Investors
Ascenta Capital, Abingworth, Nvidia, Illumina Ventures, Shanda, Catalio Capital Management
Tech stack
Apple Icloud MailCloudflareDocusignGoogle Font ApiGoogle Hosted LibrariesHsts
#3
Seed · San Diego, California · founded 2025$475Mraised▾
Seed · San Diego, California · founded 2025
Developer of computer systems optimizing energy efficiency for artificial intelligence. The company focuses on rethinking computer foundations to manage the optimization. It combines solutions in artificial intelligence systems, analog circuits, computing theory, and neuroscience. The company aims to bring biology-scale efficiency to artificial intelligence.
Fliar Intelligence Index™ 69how this company ranks against its industry peers
Funding
top 22%Talent
top 28%Moat
top 32%Market
top 44%AI
top 45%Tech
bottom 46%Funding: Raised $475M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) · Last round Seed (Dec 2025)
Talent: 3 named leaders on record · 3 C-suite/founder profiles curated
Moat: Unicorn · 10 curated direct competitors tracked
Audience (LinkedIn): 11k LinkedIn followers
Activity (LinkedIn): 1 product launches · 2 awards announced in 12 mo
Funding rounds
- Dec 2025Seed$475M
Founders & team
Investors
Lightspeed Venture Partners, Andreessen Horowitz, Lux Capital, DCVC, Databricks, Future Ventures
Tech stack
Apple Icloud MailBootstrapCloudflareCloudflare Bot ManagementGoogle AnalyticsGoogle Tag Manager
#4
Series C · San Diego, California · founded 2018 · 34 employees$66.9Mraised▾
Series C · San Diego, California · founded 2018 · 34 employees
Operator of a narrowband IoT network using satellite connectivity. The company provides network access for connecting IoT devices in remote areas. It offers services to enhance IoT solutions for various applications. The company focuses on enabling connectivity through its satellite constellation. It aims to support informed decision-making in strategic and regulatory challenges.
Fliar Intelligence Index™ 48how this company ranks against its industry peers
Funding
top 18%Talent
top 38%Tech
top 40%Moat
top 42%Growth
bottom 47%Global
bottom 38%Funding: Raised $66.9M across 10 rounds · 10 rounds over 5 yrs (2.0/yr) · Last round Series C (Apr 2026)
Talent: 2 named leaders on record · 2 C-suite/founder profiles curated
Tech: 42 technologies across 4/8 capability areas · Cloud: Amazon Web Services, Cloudflare · Devops: Nginx
Audience (LinkedIn): 29k LinkedIn followers — 2.8% of this cohort's audience
Funding rounds
- Mar 2025Conventional Debt$15M
- Mar 2025Series B$10.8M
- Dec 2024Conventional Debt$31.5M
- Sep 2024Series B$33.5M
Founders & team
Investors
SEPIDES, EvoNexus, Seraphim, GateHouse, Indra, Cellnex
Tech stack
Amazon Web ServicesCloudflare TurnstileComplianzContact Form 7Core-JsElementor
#5
Series B · San Diego, California · founded 2022 · 22 employees$32.5Mraised▾
Series B · San Diego, California · founded 2022 · 22 employees
Developer of modular, mission-adaptable unmanned aerial systems and manufacturing solutions. The company provides adaptable aerial vehicles and aims to reduce total ownership costs through digital efficiencies. It offers manufacturing cells for unmanned aerial systems, spare parts, and polymer needs. The company's systems feature open architecture, extending modularity to the airframe.
Fliar Intelligence Index™ 53how this company ranks against its industry peers
Patents
top 27%Talent
top 28%Innovation
top 31%Funding
top 36%Moat
top 38%Growth
top 45%Patents: 33 patents matched (strict assignee match) · 33 filings since 2022 vs 0 in 2017-21 · Latest publication 2026
Talent: 3 named leaders on record · 3 C-suite/founder profiles curated
Innovation: 33 patents (top 40% of patent-holders) · 33 filings since 2022 vs 0 in 2017-21 · Deep-tech classification: Tech Hardware
Audience (LinkedIn): 38k LinkedIn followers — 3.7% of this cohort's audience
Hiring (LinkedIn): 4 hiring posts in 12 mo (public) · momentum +4 · hiring: Manufacturing Engineer, Senior Systems Engineer, Metal Manufacturing
Funding rounds
- Feb 2026Series B$82M
- Jul 2025Series A$35M
- Jul 2025Venture Debt$12M
- Jun 2025Series A$10M
Founders & team
Investors
Lockheed Martin, Decisive Point, 645 Ventures, Marquee Ventures, Cubit Capital, Backswing Ventures
Tech stack
Apple Icloud MailCloudflareCloudflare Bot ManagementGodaddyGoogle AnalyticsGoogle Font Api
#6
Series A · San Diego, California · founded 2020 · 36 employees$11.8Mraised▾
Series A · San Diego, California · founded 2020 · 36 employees
Provider of warehouse asset tracking and inventory management software. The features of the software are staff and visitors access control with geofence notification, staff workflow management, real time monitoring of medical assets, and asset tracking. The company also provides software for different retain businesses.
Fliar Intelligence Index™ 21how this company ranks against its industry peers
Talent
top 38%Funding
top 41%Product
top 50%Global
bottom 40%Fin. health
bottom 35%Market
bottom 27%Talent: 2 named leaders on record · 2 C-suite/founder profiles curated
Funding: Raised $11.8M across 2 rounds · 2 rounds over 4 yrs (0.5/yr) · Last round Series A (Mar 2026)
Product: 0 product launch events in 12 mo · 2 published apps (1.1k installs) · Company stage: Series A
Audience (LinkedIn): 6k LinkedIn followers
Hiring (LinkedIn): 1 hiring post in 12 mo (public) · hiring: IoT Firmware Developer
Funding rounds
- Mar 2026Series A$6.8M
- Jan 2022Series A$10M
Founders & team
Investors
Dell Technologies Capital, Merck Global Health Innovation Fund, AeroSafe Global, ZEBOX, Plug and Play Tech Center, EvoNexus
#7
Series C · San Diego, California · founded 2012 · 91 employees$175.1Mraised▾
Series C · San Diego, California · founded 2012 · 91 employees
Provider of a wearable biosensor platform for diabetes monitoring. It offers a wireless microsensor that enables users to understand their metabolism and blood glucose levels in real-time.
Fliar Intelligence Index™ 67how this company ranks against its industry peers
Innovation
top 13%Funding
top 17%Patents
top 17%Moat
top 26%Talent
top 38%Growth
top 45%Innovation: 189 patents (top 11% of patent-holders) · 161 filings since 2022 vs 28 in 2017-21 · Deep-tech classification: Tech Hardware
Funding: Raised $175M across 15 rounds · 15 rounds over 12 yrs (1.2/yr) · Last round Series C (Mar 2025)
Patents: 189 patents matched (strict assignee match) · 161 filings since 2022 vs 28 in 2017-21 · Latest publication 2026
Funding rounds
- Mar 2025Series C$100M
- Dec 2023Series B$59.1M
- Nov 2021Series B$100M
- Sep 2021Grant (prize money)$1.9M
Founders & team
Investors
M Ventures, Hikma Ventures, Three Leaf Ventures, LifeSci Venture Partners, GSVP, Alpha Wave Global
Tech stack
Google AnalyticsGreenhouseJqueryJsdelivrLottiefilesOpen Graph
#8
Series A · San Diego, California · founded 2020 · 20 employees$11Mraised▾
Series A · San Diego, California · founded 2020 · 20 employees
Manufacturer of unmanned surface vehicles for sea inspection. It develops solar-powered autonomous vehicles that can be equipped with sensors, security cameras, and communication systems. Its features include pan and tilt cameras, dolphin friendliness, and remote management.
Fliar Intelligence Index™ 48how this company ranks against its industry peers
Funding
top 33%Growth
top 35%Tech
top 37%Talent
top 38%Moat
top 39%News
bottom 48%Funding: Raised $11.0M across 5 rounds · 5 rounds over 4 yrs (1.2/yr) · Last round Series A (Jan 2026)
Growth: Fresh capital in last 24 mo
Tech: 38 technologies across 4/8 capability areas · Cloud: Vercel · Security: Hsts, Recaptcha
Audience (LinkedIn): 12k LinkedIn followers
Activity (LinkedIn): 1 partnerships · 1 expansions (incl. NOAA: National Oceanic & Atmospheric Administration) announced in 12 mo
Funding rounds
- Jan 2026Series A$20M
- Feb 2025Series A$10M
- Dec 2024Series A$9.1M
- Sep 2022Series A$10M
Founders & team
Investors
Monozukuri Ventures, Techstars, L3Harris, Shield Capital, Aero X Ventures, Konvoy Ventures
Tech stack
Digitalocean SpacesGoogle AnalyticsGoogle WorkspaceGsapHstsIonos
#9
Seed · San Diego, California · founded 2025$8Mraised▾
Seed · San Diego, California · founded 2025
Provider of runtime security for artificial intelligence agents on endpoints. It offers visibility into agent behavior across endpoints and applications. The platform detects risks, exposures, and active threats. It provides tools to remediate, quarantine, or terminate suspicious agent activity.
LinkedIn Pulse recent public activity · Jul 2026
Audience: 867 LinkedIn followers
Funding rounds
- Mar 2026Seed$8M
Founders & team
Investors
Costanoa, Cherry Ventures, Rain Capital, Modern Technical Fund
Tech stack
Amazon Web ServicesCloudflareCloudflare Bot ManagementCore-JsFramer SitesGoogle Analytics
#10
Series D · San Diego, California · founded 2015 · 245 employees$217.7Mraised▾
Series D · San Diego, California · founded 2015 · 245 employees
AI-powered fleet safety camera system. It uses computer vision and edge computing to monitor driver behavior and reduce accidents in real-time. It combines multi-camera hardware with proprietary AI analyzing driving time to detect drowsiness, tailgating, distractions, and reward safe driving via DriverStars.
Fliar Intelligence Index™ 89how this company ranks against its industry peers
Patents
top 15%Innovation
top 17%Funding
top 21%AI
top 22%Moat
top 22%Tech
top 24%Patents: 205 patents matched (strict assignee match) · 140 filings since 2022 vs 65 in 2017-21 · Latest publication 2026
Innovation: 205 patents (top 11% of patent-holders) · 140 filings since 2022 vs 65 in 2017-21 · 6 product lines
Funding: Raised $218M across 6 rounds · 6 rounds over 10 yrs (0.6/yr) · Last round Series D (Jan 2025)
Audience (LinkedIn): 256k LinkedIn followers — 24.7% of this cohort's audience
Activity (LinkedIn): 2 partnerships (incl. Geosecure) announced in 12 mo
Funding rounds
- Jan 2025Series D$90M
- Sep 2022Conventional Debt$65M
- Jul 2021Series C$150M
- Nov 2019Series B$20.2M
Founders & team
Investors
SVB, SoftBank Vision Fund, Point72 Ventures, M12, Reliance Industries, Hyundai Cradle
Tech stack
Amazon SesAmazon Web ServicesAngularAngularjsApache Http ServerAppcues
#11
Funding Raised · San Diego, California · founded 2002 · 15 employees$40.7Mraised▾
Funding Raised · San Diego, California · founded 2002 · 15 employees
Provider of nanotech-based DNA sequencing solutions. It offers systems for ion channel characterization, and chemical sensing and develops systems for nanopore and ion channel measurements. The instruments developed by the company aids with applications in DNA sequencing, ion channel characterization, and chemical sensing.
Fliar Intelligence Index™ 10how this company ranks against its industry peers
Funding
top 37%Talent
bottom 45%Global
bottom 29%Market
bottom 24%Tech
bottom 15%Funding: Raised $40.7M across 49 rounds · 49 rounds over 19 yrs (2.6/yr) · Last round Grant (prize money) (May 2025)
Talent: 1 named leader on record
Global: Single-market focus (United States)
Funding rounds
- May 2025Grant (prize money)$400K
- May 2025Grant (prize money)$350K
- Apr 2025Grant (prize money)$350K
- Mar 2025Grant (prize money)$386.5K
Founders & team
Investors
HHS, National Science Foundation, America’s Seed Fund
Tech stack
PhpUbuntuApache Http Server
#12
Seed · San Diego, California · founded 2025$5Mraised▾
Seed · San Diego, California · founded 2025
Developer of AI and ML algorithms for model compression and optimisation. The company provides algorithmic approaches for AI model optimisation, focusing on speed, cost savings, and sustainability. It offers solutions for reducing computational spend and enhancing latency. The company's platform aims to retain data sovereignty and enable edge capabilities.
LinkedIn Pulse recent public activity · Jul 2026
Audience: 198 LinkedIn followers
Funding rounds
- Feb 2026Seed$5M
Founders & team
Investors
VoLo Earth Ventures
Tech stack
CloudflareCloudflare TurnstileGsapHstsHttp/3Jquery
Funding & investor landscape
$5.6Btotal disclosed funding
164companies funded
651disclosed rounds
2rounds last 90 days
Most active investors
Techstars10 rounds
Qualcomm6 rounds
Notable founders
Brandon Tseng
Co-Founder · Shield AI
Ryan Tseng
Co-Founder & Chief Strategy Officer & President · Shield AI
Fred Manby
Co-Founder & CTO · Iambic Therapeutics
Thomas Miller
Co-Founder & CEO · Iambic Therapeutics
Sara Achour
Co-Founder · Unconventional AI
Michael Carbin
Co-Founder · Unconventional AI
Albert Gurgui
Co-Founder & CIO · Sateliot
Jaume Sanpera
Co-Founder & CEO · Sateliot
Chad M
Co-Founder · Firestorm
Dan Magy
Co-Founder · Firestorm
Joseph Reddy
Co-Founder & CTO · Tag-N-Trac
Venu Gutlapalli
Co-Founder & CEO · Tag-N-Trac
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 U.S. 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
Hardware security module concerns are rising — papers doubled from 6 to 13, with exploit vulnerabilities newly emerging at 9 papers.
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 Diego, United States?
Radar tracks 430 indexable High Tech companies headquartered in San Diego, United States that meet our profile-completeness bar.
What is the total funding raised by High Tech companies in San Diego, United States?
The High Tech companies in San Diego, United States on this list have raised a combined $5.6B in disclosed equity funding across 164 funded companies.
Which is the highest-funded High Tech company in San Diego, United States?
Shield AI is the highest-funded High Tech company in San Diego, United States, with $930.2M in disclosed equity funding.
How many High Tech companies in San Diego, United States are funded?
164 of the 430 High Tech companies in San Diego, United States on this list have disclosed at least one equity funding round.
How many High Tech unicorns are there in San Diego, United States?
4 High Tech companies in San Diego, United States on this list are valued at $1B or more.
Who are the top investors in San Diego, United States High Tech companies?
The most active investors in San Diego, United States High Tech companies on this list include EvoNexus, HHS, National Science Foundation, Techstars, Keshif Ventures.
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.