Best AdTech Companies in San Francisco, United States
The 248 best AdTech companies in San Francisco, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: AppsFlyer.
Ranked: Best AdTech companies in San Francisco
| # | Company | Disclosed funding | Last round | Employees | Founded | Stage | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | AppsFlyer 🦄 Cloud based mobile marketing analytics and attribution platform 87Market top 24%Tech top 26%News top 26%Moat top 26% All 12 signals ▾Markettop 24% Techtop 26% Newstop 26% Moattop 26% Producttop 28% Innovationtop 29% Growthtop 29% Partnerstop 33% Fundingtop 36% Talenttop 36% Globaltop 37% Customerstop 41% Market: 1,000 employees (top 4% of Mobile) · Top-500,000 web property Tech: 75 technologies across 6/8 capability areas · Cloud: Amazon Cloudfront, Amazon Web Services rank vs industry peers · Fliar Intelligence Index 87/100 | $300M | 66 mo ago | 1,000 1,000 → 1,545 (+55%) | 2011 | Series D | WordPress Block EditorWordPressSentry+49 | — | — |
| 2 | RockYou Cross-platform video ad network for games 22Talent top 28%Funding top 33%Market bottom 44%Global bottom 39% All 6 signals ▾Talenttop 28% Fundingtop 33% Marketbottom 44% Globalbottom 39% Newsbottom 27% Growthbottom 10% Talent: Analyst team rating 4/5 Funding: Raised $165M across 11 rounds · 11 rounds over 20 yrs (0.6/yr) rank vs industry peers · Fliar Intelligence Index 22/100 | $165M | 135 mo ago | 57 | 2005 | Deadpooled | — | — | — |
| 3 | data.ai AI based market data analysis for generating consumer insights | $157M | 125 mo ago | 123 | 2010 | Acquired | Node.jsPythonSalesforce+23 | 275 patents Mobile app performance analytics and secure firmware programming for programmable devices | — |
| 4 | NextRoll Provider of data-driven marketing technology for B2B and D2C businesses | $90M | 36 mo ago | 526 526 → 478 (-9%) | 2006 | Series D | StatamicApple iCloud MailGoogle Workspace+26 | 3 patents Device identification and authentication for secure mobile and network services | — |
| 5 | Swrve In-app marketing automation platform for mobile apps | $76M | 99 mo ago | 8 | 2009 | Acquired | SentryRubyHighcharts+19 | — | — |
| 6 | RadiumOne Enterprise advertising platform | $75M | 131 mo ago | 213 | 2009 | Series C | — | 42 patents Targeted advertising and personalized content via geolocation-based social graph analysis | — |
| 7 | NinthDecimal NinthDecimal is the marketing platform powered by location data that build a precise understanding of… 67Moat top 21%Growth top 30%Funding top 33%Market top 45% All 7 signals ▾Moattop 21% Growthtop 30% Fundingtop 33% Markettop 45% Patentsbottom 49% Innovationbottom 46% Globalbottom 39% Moat: Editorial + unicorn rating 8/10 · IP moat: 46 patents Growth: Headcount 108 → 133 (+23%) across vintages rank vs industry peers · Fliar Intelligence Index 67/100 | $74M | 69 mo ago | 19 | 2003 | Series E | — | 46 patents Geospatial analytics for mobile device location tracking and accuracy assessment | — |
| 8 | ninthdecimal NinthDecimal is the marketing platform powered by location data that build a precise understanding of… 67Moat top 21%Growth top 30%Funding top 33%Market top 45% All 7 signals ▾Moattop 21% Growthtop 30% Fundingtop 33% Markettop 45% Patentsbottom 49% Innovationbottom 46% Globalbottom 39% Moat: Editorial + unicorn rating 8/10 · IP moat: 46 patents Growth: Headcount 108 → 133 (+23%) across vintages rank vs industry peers · Fliar Intelligence Index 67/100 | $74M | 69 mo ago | 19 | 2003 | Series E | — | 46 patents Geospatial analytics for mobile device location tracking and accuracy assessment | — |
| 9 | Tout Video syndication network | $68M | 116 mo ago | 195 | 2010 | Series C | — | 4 patents Multimedia stream analysis and multi-camera mobile imaging integration | — |
| 10 | Flurry Mobile app analytics platform empowering app growth through data-driven insights | $63M | 144 mo ago | 122 | 2005 | Acquired | DrupalNode.jsPHP+17 | 6 patents Mobile app deployment, usage‑based ad targeting, and link‑based service delivery for mobile devices | — |
| 11 | Quantcast AI powered data management platform | $62M | 23 mo ago | 366 366 → 526 (+44%) | 2006 | Acquired | Builder.ioEnvoyAnt Design+25 | 197 patents Programmatic ad tech: contextual optimization, real‑time bidding, consent and viewability management | — |
| 12 | Tapjoy Mobile advertising & monetization | $60M | 118 mo ago | 137 | 2007 | Acquired | RubyRuby on RailsReact+21 | 37 patents Incentivized mobile advertising platform for app install acquisition and reward-based user engagement | — |
| 13 | Affinity AdTech solutions provider, pioneering new frontiers for publishers and advertisers | $60M | 311 mo ago | 175 | 1996 | Acquired | WordPressApple iCloud MailMicrosoft 365+27 | 12 patents Data-driven marketing analytics and connected audio device integration solutions. | 1 launch · 1 award |
| 14 | BrightRoll Trusted guide providing best-in-class services and solutions for growth | $49M | 144 mo ago | 1 | 2006 | Acquired | — | 17 patents Programmatic video advertising infrastructure: real‑time bidding, ad exchange, mobile creative management, geo‑targeting. | — |
| 15 | Krux Cross-screen data management platform | $46M | 144 mo ago | 175 | 2010 | Acquired | — | — | — |
| 16 | Flite Platform offering creative management software | $44M | 130 mo ago | 17 | 2006 | Acqui-Hired | Cart FunctionalityPHPRequireJS+7 | — | — |
| 17 | Metamarkets Interactive analytics platform providing real-time insights for programmatic advertising | $44M | 116 mo ago | 37 | 2010 | Acquired | WordPressMySQLPHP+24 | 5 patents Real-time ad futures trading platform with high‑frequency time‑series analytics and anomaly detection | — |
| 18 | RhythmOne Multiscreen advertising solutions provider, now integrated with Unruly under Tremor International | $42M | 103 mo ago | 517 517 → 802 (+55%) | 2004 | Acquired | — | 3 patents Interactive video ad delivery and engagement technology for mobile web browsers | 2 awards |
| 19 | Smaato Mobile RTB ad exchange and SSP | $40M | 142 mo ago | 300 | 2005 | Acquired | WordPressApple iCloud MailGoogle Workspace+37 | — | — |
| 20 | Twelvefold Emotive-based media company | $39M | 128 mo ago | 54 | 2004 | Deadpooled | — | — | — |
| 21 | AdBrite Independent online ad exchange | $35M | 222 mo ago | 17 | 2003 | Acqui-Hired | — | 5 patents Online ad targeting exchange and video ad insertion platform | — |
| 22 | Boost Media Performance Driven Ad Optimization | $35M | 103 mo ago | 10 | 2009 | Acqui-Hired | — | — | — |
| 23 | Playhaven Mobile game monetization platform | $31M | 139 mo ago | 35 | 2008 | Acqui-Hired | — | — | — |
| 24 | Buzzlogic HARO link building agency specializing in high-quality, white-hat backlinks | $30M | 180 mo ago | — | 2004 | Deadpooled | WordPress Block EditorWordPressMySQL+27 | 7 patents Social media conversation analytics and targeted advertising platform | — |
| 25 | Kiip Loyalty platform to reward customers through mobile gaming and apps | $27M | 119 mo ago | 41 | 2010 | Deadpooled | — | — | — |
| 26 | Projector Cloud-based visual content creation solutions provider | $27M | 66 mo ago | 13 | 2014 | Acqui-Hired | Sentrystyled-componentsReact+13 | 5 patents Secure remote device interaction and digital content management platforms | — |
| 27 | Thunder Industries People-based ad server for personalized, relevant, and consistent ad experiences | $27M | 92 mo ago | 10 | 2007 | Acquired | WordPressMySQLPHP+22 | 16 patents Molded melamine resin beverage containers and plates manufacturing technology | — |
| 28 | Vungle Online ad network platform | $26M | 148 mo ago | 39 | 2011 | Acquired | SentryZendeskApple iCloud Mail+17 | 93 patents AI-driven personalized in‑app video and AR advertising for mobile devices | — |
| 29 | Apsalar Mobile attribution and analytics | $23M | 126 mo ago | 29 | 2010 | Acqui-Hired | — | — | — |
| 30 | Kaizen Ad Video and playable advertising creative platform | $22M | 101 mo ago | 26 | 2013 | Series C | — | — | — |
| 31 | Virool Platform offering native advertising solution | $20M | 122 mo ago | 68 | 2011 | Series A | RubyHighchartsHighstock+23 | — | — |
| 32 | Postclick Platform offering campaign management software | $20M | 50 mo ago | 240 | 2002 | Acquired | — | — | — |
| 33 | MoPub Marketing tech empowering businesses to acquire, monetize, and measure advertising performance | $19M | 164 mo ago | 55 | 2010 | Acquired | — | — | 1 internship · 1 launch |
| 34 | Triggit Facebook exchange partner and native ad retargeting | $18M | 157 mo ago | 51 | 2005 | Acqui-Hired | — | — | — |
| 35 | Greystripe Mobile advertising platform | $18M | 201 mo ago | 2 | 2005 | Acquired | — | 7 patents Mobile app content integration and peripheral messaging interface technologies. | — |
| 36 | AdStage PPC and advertising platform providing news, tools, and resources for marketers | $14M | 98 mo ago | 21 | 2012 | Acquired | DrupalPHPPriority Hints+5 | — | — |
| 37 | Genus AI Platform offering predictive analytics solutions | $11M | 32 mo ago | 27 | 2016 | Seed | WordPressApple iCloud MailGoogle Workspace+32 | 91 patents Genetic editing for disease-resistant livestock and reproductive biotechnology | — |
| 38 | Omneky Provider of AI-powered platform for ad creation, management, and optimization | $10M | 43 mo ago | 50 | 2018 | Seed | WebflowThree.jsStripe+24 | — | — |
| 39 | Switchboard Software Provides data driven programmatic insights | $9M | 34 mo ago | 34 | 2012 | Series A | — | — | — |
| 40 | Vaudit Provider of AI-powered digital advertising audit and charge removal platform | $9M | 10 mo ago | — | 2024 | Seed | WebflowTikTok PixelPostHog+22 | — | — |
| 41 | Promoted.ai Cloud-based native advertising platform | $8M | 47 mo ago | 2 | 2020 | Seed | Cart FunctionalityNode.jsReact+10 | 21 patents Patents concentrated in computing, sensing & instrumentation | — |
| 42 | Frameplay In-game advertising platform for advertisers | $8M | 54 mo ago | — | 2018 | Series A | WordPressMySQLPHP+28 | 13 patents Targeted advertising delivery within virtual and augmented reality environments | — |
| 43 | RedCircle Provider of a marketplace for podcast hosting and analytics solution for marketing campaigns | $8M | 57 mo ago | 19 | 2018 | Series A | SentryApple iCloud MailGoogle Workspace+22 | — | — |
| 44 | Sesame Labs Developer of an AI platform for creating and managing digital ads | $4M | 40 mo ago | — | 2022 | Seed | WebflowSplidecore-js+10 | 12 patents High‑speed differential and event‑camera eye‑tracking systems for medical/AR headsets | — |
| 45 | HypeLab Platform offering decentralized ad network solutions | $4M | 34 mo ago | 5 | 2004 | Seed | WebflowPayPalreCAPTCHA+12 | — | — |
| 46 | Reforged Labs AI based video ad creation platform for enterprises | $4M | 22 mo ago | — | 2023 | Seed | — | — | 1 partnership |
| 47 | Lebesgue Provider of AI-powered e-commerce marketing insights and competitor analysis tools | $3M | 16 mo ago | 13 | 2018 | Seed | Master SliderSlider RevolutionWordPress Block Editor+42 | — | — |
| 48 | Automated Amazon PPC That Actually Works Provider of Amazon Ads management using quantitative analysis and industry experience | $500K | 5 mo ago | — | 2026 | Seed | — | — | — |
| 49 | Claybird Developer of AI-powered platform creating studio-quality advertising content rapidly | $500K | 8 mo ago | — | 2025 | Seed | — | — | — |
Top 12 AdTech companies in San Francisco
#1
Seed · San Francisco, California · founded 2024$8.6Mraised▾
Provider of AI-powered digital advertising audit and charge removal platform. The platform integrates with advertising platforms to audit ad spend and identify anomalies. It flags irregularities, removes charges, and generates reports. The platform detects irregularities to exclude invalid traffic and provides data for disputes.
- Jul 2025Seed$7.3M
- Seed$1.2M
#2
Acquired · San Francisco, California · founded 2006 · 366 employees$61.7Mraised▾
AI powered data management platform. It is a data-intelligence platform that leverages machine learning to solve the challenges in marketing. It provides a suite of tools namely quantcast measure for publishers, quantcast advertise for marketers, and auantcast audience grid for data-driven decision-making regarding digital advertising.
- Jul 2024Conventional Debt$65M
- Dec 2011Series C$8M
- Jan 2010Series C$27.5M
- Jan 2008Series B$20M
#3
Seed · San Francisco, California · founded 2026$500Kraised▾
Provider of Amazon Ads management using quantitative analysis and industry experience. It offers tools to diagnose accounts and identify areas of overspending. The company focuses on bid optimization and provides detailed explanations of changes to bids, targets, and budgets. It aims to provide analytical solutions for brands advertising on Amazon.
- Jan 2026Seed$500K
#4
Seed · San Francisco, California · founded 2025$500Kraised▾
Developer of AI-powered platform creating studio-quality advertising content rapidly. It provides video ad platform intended to help marketers plan, generate, and edit AI video ads. The company offers an AI agent that collaborates with marketers on creative direction, generates video shots using advanced models like Veo and Sora, and edits them into studio-quality ads.
- Sep 2025Seed$500K
#5
Seed · San Francisco, California · founded 2018 · 13 employees$3Mraised▾
Provider of AI-powered e-commerce marketing insights and competitor analysis tools. The platform offers features such as LTV analysis, product intelligence, stock inventory strategy, and creative strategist tools. It also provides competitor tracking, first-party attribution, and AI agents for enhanced marketing performance. The platform delivers actionable insights and recommendations to improve marketing strategies.
- Jan 2025Seed$3M
#6
Series D · San Francisco, California · founded 2006 · 526 employees$90Mraised▾
Provider of data-driven marketing technology for B2B and D2C businesses. This platform uses machine learning to gather data, provide insights, and offer tools for strategic buyer targeting. It serves two distinct business units: one focusing on display ads, social ads, behavioral email, and insights for direct-to-consumer brands; the other providing an account-based platform for B2B growth, encompassing account identification, cross-channel engagement, and campaign effectiveness measurement. The technology supports businesses of all sizes, assisting with growth through tailored solutions.
- May 2023Venture Debt$50M
- Apr 2014Series D$70M
- Jul 2012Series B$15M
- Mar 2009Series A$3.8M
#7
Seed · San Francisco, California · founded 2023$3.9Mraised▾
AI based video ad creation platform for enterprises. It enables businesses to generate video ads for the gaming industry. It utilizes generative AI and recommender systems to produce live gaming content, facilitating the creation of video ads for game studios. It allows game developers to launch video marketing campaigns, streamlining the process of creating engaging ads.
- Aug 2024Seed$3.9M
#8
Series D · San Francisco, California · founded 2011 · 1000 employees$300Mraised▾
Cloud based mobile marketing analytics and attribution platform. It allows app developers, brands, and agencies to measure mobile user acquisition across all paid, organic, viral, and social media sources. It provides real-time attribution data, allowing businesses to track user acquisition and measure the effectiveness of marketing campaigns. It also provides marketing insights for brands to attribute, understand, and engage users through a marketing platform. It helps brands make informed decisions based on reliable data.
- Nov 2020Series D—
- Jan 2020Series D$210M
- Jan 2017Series C$56M
- Jan 2015Series B$20M
#9
Seed · San Francisco, California · founded 2016 · 27 employees$11Mraised▾
Platform offering predictive analytics solutions. It uses machine learning, neuroscience, psychology, and behavioral sciences to generate intelligent content to interact with customers in an emotionally intelligent way and improve engagement rates. It enables businesses to engage and retain customers and connect with the customers using the CRM system. Other solutions include brands to increase customer loyalty, and brand performance and build predictive models to understand the behavior of the customer.
- Sep 2023Seed$6M
- Jul 2019Seed$3M
- Oct 2017Seed$1M
#10
Deadpooled · San Francisco, California · founded 2005 · 57 employees$165.5Mraised▾
RockYou is an interactive media company. Has multiple free-to-play games including company-owned and partner titles based on key platforms, genres, and demographics. Its integrated video advertising service enables brands to reach target consumers on Facebook, web, and mobile.
- Mar 2015Series D$23M
- Jul 2014Conventional Debt$10M
- Apr 2014Series D$3.3M
- Dec 2012Series D$8M
#11
Acquired · San Francisco, California · founded 2010 · 123 employees$157Mraised▾
AI based market data analysis for generating consumer insights. It visualizes market data to acquire and retain customers, prioritize the roadmap, enter new markets, and optimize ROI. The features of the software include advertisement spend analysis, revenue, and usage tracking, customization of data ingestion, data collaboration and benchmarking, and more.
- Jan 2016Venture Debt—
- Jan 2016Series E$63M
- Jan 2015Series D$55M
- May 2014Series C$17M
#12
Series E · San Francisco, California · founded 2003 · 133 employees$73.8Mraised▾
NinthDecimal is a mobile audience intelligence platform. Using both data and proprietary technology it constructs customized audience segments which are built on data points from devices. NinthDecimal also offers one-to-one audience targeting with the launch of the Location Graph, the platform that builds audiences using historical location data. Some of its partners include Media Math, Bright Roll, Exelate, Tube Mogul, The Trade Desk, and dataXu.
- Sep 2020Series E$8M
- Nov 2018Series D$804K
- Sep 2018Series D$606K
- Dec 2017Series D$6.7M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of AdTech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.