# Top 50 Advertising & Adtech Startups in San Francisco by Funding (2026)

> The 50 best-funded advertising & Adtech startups in San Francisco, ranked by total funding raised: $2.4B combined.

Source: https://millionrounds.com/top-lists/adtech-startups-san-francisco (Millionrounds; every figure on the page links to its filing or article)

- 1 [**Iterable** Iterable is an AI-powered customer communication platform that helps brands create personalized and dynamic cross-channel marketing experiences.](https://millionrounds.com/company/iterable) Iterable is an AI-powered customer communication platform that helps brands create personalized and dynamic cross-channel marketing experiences. *Founded* 2013 San Francisco, United States **$357M** last round Jun 2021
- 2 [**Volta Charging** Volta Charging designs, installs, and maintains a network of electric vehicle charging stations.](https://millionrounds.com/company/volta-charging) Volta Charging designs, installs, and maintains a network of electric vehicle charging stations. *Founded* 2010 San Francisco, United States **$355M** last round Aug 2021
- 3 [**FLYR** FLYR is a technology company that uses AI to help airlines and hospitality businesses.](https://millionrounds.com/company/flyr) FLYR is a technology company that uses AI to help airlines and hospitality businesses. *Founded* 2013 San Francisco, United States **$244M** last round Aug 2024
- 4 [**Sojern** Sojern is a digital marketing platform that provides multichannel marketing solutions for travel marketers.](https://millionrounds.com/company/sojern) Sojern is a digital marketing platform that provides multichannel marketing solutions for travel marketers. *Founded* 2007 San Francisco, United States **$172M** last round Jul 2023
- 5 [**ManyChat** Manychat helps businesses do marketing, sales and support through Facebook Messenger.](https://millionrounds.com/company/manychat) Manychat helps businesses do marketing, sales and support through Facebook Messenger. *Founded* 2015 San Francisco, United States **$158M** last round Apr 2025
- 6 [**Demandbase** Demandbase is a company that specializes in account-based marketing, sales intelligence, and data.](https://millionrounds.com/company/demandbase) Demandbase is a company that specializes in account-based marketing, sales intelligence, and data. *Founded* 2006 San Francisco, United States **$158M** last round May 2017
- 7 [**Leanplum** For app-first companies, Leanplum is the only solution that helps personalize and optimize all customer touchpoints, both inside and outside the app.](https://millionrounds.com/company/leanplum) For app-first companies, Leanplum is the only solution that helps personalize and optimize all customer touchpoints, both inside and outside the app. *Founded* 2012 San Francisco, United States **$145M** last round Apr 2018
- 8 [**Zignal Labs** Zignal Labs is a real-time media intelligence and narrative intelligence company based in San Francisco, California.](https://millionrounds.com/company/zignal-labs) Zignal Labs is a real-time media intelligence and narrative intelligence company based in San Francisco, California. *Founded* 2011 San Francisco, United States **$75M** last round Jan 2019
- 9 [**Intercept Music** Intercept Music is a marketing and advertising company that specializes in music distribution, music marketing, and social media marketing.](https://millionrounds.com/company/intercept-music) Intercept Music is a marketing and advertising company that specializes in music distribution, music marketing, and social media marketing. *Founded* 2018 San Francisco, United States **$50M** last round May 2025
- 10 [**NinthDecimal** NinthDecimal is the marketing platform powered by location data that build a precise understanding of consumers’ physical world behavior.](https://millionrounds.com/company/ninthdecimal) NinthDecimal is the marketing platform powered by location data that build a precise understanding of consumers’ physical world behavior. *Founded* 2003 San Francisco, United States **$49M** last round Oct 2014
- 11 [**Metadata** Metadata eliminates manual and repetitive work for b2b marketers so they can focus on strategy and creativity.](https://millionrounds.com/company/metadata) Metadata eliminates manual and repetitive work for b2b marketers so they can focus on strategy and creativity. *Founded* 2015 San Francisco, United States **$40M** last round Mar 2022
- 12 [**Leadspace** Leadspace is a private SaaS company founded in 2007, originally known as Data Essence.](https://millionrounds.com/company/leadspace) Leadspace is a private SaaS company founded in 2007, originally known as Data Essence. *Founded* 2010 San Francisco, United States **$39M** last round Dec 2017
- 13 [**Intellimize** Intellimize is a startup offering tools for marketers to drive conversions by personalizing websites.](https://millionrounds.com/company/intellimize) Intellimize is a startup offering tools for marketers to drive conversions by personalizing websites. *Founded* 2016 San Francisco, United States **$38M** last round Jul 2021
- 14 [**Brandcast** Brandcast helps enterprises move faster by fusing web design, content creation, and brand asset management into a unified system.](https://millionrounds.com/company/brandcast) Brandcast helps enterprises move faster by fusing web design, content creation, and brand asset management into a unified system. *Founded* 2012 San Francisco, United States **$37M** last round Sept 2018
- 15 [**Coframe** One day, we'll look at the digital interfaces we use today the same way we now look at floppy disks and dial-up internet.](https://millionrounds.com/company/coframe) One day, we'll look at the digital interfaces we use today the same way we now look at floppy disks and dial-up internet. *Founded* - San Francisco, United States **$34M** last round Nov 2026
- 16 [**Technorati** Technorati is a technology company based in San Francisco, California, founded in November 2002 by Dave Sifry.](https://millionrounds.com/company/technorati) Technorati is a technology company based in San Francisco, California, founded in November 2002 by Dave Sifry. *Founded* 2002 San Francisco, United States **$32M** last round Oct 2009
- 17 [**adRise** AdRise is an AI-powered advertising technology platform that specializes in connected TV (CTV) and linear inventory monetization.](https://millionrounds.com/company/adrise) AdRise is an AI-powered advertising technology platform that specializes in connected TV (CTV) and linear inventory monetization. *Founded* 2010 San Francisco, United States **$31M** last round May 2017
- 18 [**Lob** Lob is a direct mail automation platform based in San Francisco, founded in 2013.](https://millionrounds.com/company/lob) Lob is a direct mail automation platform based in San Francisco, founded in 2013. *Founded* 2013 San Francisco, United States **$30M** last round Dec 2017
- 19 [**Bizo** Bizo's data management and targeting technology, fueled by a proprietary audience of more than 90% of the U.S.](https://millionrounds.com/company/bizo) Bizo's data management and targeting technology, fueled by a proprietary audience of more than 90% of the U.S. *Founded* 2008 San Francisco, United States **$29M** last round Jun 2013
- 20 [**Koah** Koah Labs Inc., based in San Francisco, is a technology company focused on AI-native advertising infrastructure for generative AI applications.](https://millionrounds.com/company/koah) Koah Labs Inc., based in San Francisco, is a technology company focused on AI-native advertising infrastructure for generative AI applications. *Founded* 2024 San Francisco, United States **$26M** last round Feb 2026
- 21 [**Vungle** Vungle transforms how people discover and experience apps that delivers the highest value users through engaging video ads.](https://millionrounds.com/company/vungle) Vungle transforms how people discover and experience apps that delivers the highest value users through engaging video ads. *Founded* 2011 San Francisco, United States **$26M** last round Feb 2014
- 22 [**Solv** Solv is a healthcare technology company founded in 2014 by Heather M.](https://millionrounds.com/company/solv) Solv is a healthcare technology company founded in 2014 by Heather M. *Founded* 2016 San Francisco, United States **$23M** last round Jan 2022
- 23 [**Shocase** Shocase is a social network for marketing built to feature, connect, and promote marketing professionals.](https://millionrounds.com/company/shocase) Shocase is a social network for marketing built to feature, connect, and promote marketing professionals. *Founded* 2008 San Francisco, United States **$19M** last round Jun 2015
- 24 [**Spruce Media** Spruce Media is a strategic preferred marketing developer providing enterprise-class marketing technology for trading desks in Facebook.](https://millionrounds.com/company/spruce-media) Spruce Media is a strategic preferred marketing developer providing enterprise-class marketing technology for trading desks in Facebook. *Founded* 2010 San Francisco, United States **$16M** last round Nov 2012
- 25 [**CrowdOptic** CrowdOptic uses algorithms and real-time sensor data from electronic devices to enhance security, social media sharing, and advertising.](https://millionrounds.com/company/crowdoptic) CrowdOptic uses algorithms and real-time sensor data from electronic devices to enhance security, social media sharing, and advertising. *Founded* 2010 San Francisco, United States **$16M** last round Jul 2017
- 26 [**Instapage** Instapage is a landing page platform designed to scale marketing efforts while lowering the costs.](https://millionrounds.com/company/instapage) Instapage is a landing page platform designed to scale marketing efforts while lowering the costs. *Founded* 2012 San Francisco, United States **$16M** last round Apr 2018
- 27 [**AdStage** AdStage is an advertising technology startup powering paid marketers to understand the business impact of their campaigns.](https://millionrounds.com/company/adstage) AdStage is an advertising technology startup powering paid marketers to understand the business impact of their campaigns. *Founded* 2012 San Francisco, United States **$15M** last round Mar 2018
- 28 [**isocket** iSocket is an advertising technology platform that specializes in programmatic direct advertising.](https://millionrounds.com/company/isocket) iSocket is an advertising technology platform that specializes in programmatic direct advertising. *Founded* 2008 San Francisco, United States **$15M** last round Feb 2014
- 29 [**Pudding Media** Pudding Media is a leading mobile advertising company with an exclusive focus on enabling and selling premium carrier-based inventory.](https://millionrounds.com/company/pudding-media) Pudding Media is a leading mobile advertising company with an exclusive focus on enabling and selling premium carrier-based inventory. *Founded* 2006 San Francisco, United States **$15M** last round Jul 2009
- 30 [**Ansa** Ansa is a fintech infrastructure company based in San Francisco, founded in 2022.](https://millionrounds.com/company/ansa) Ansa is a fintech infrastructure company based in San Francisco, founded in 2022. *Founded* 2022 San Francisco, United States **$14M** last round Apr 2024
- 31 [**Clarisights** Clarisights is a B2B no-code marketing analytics platform designed for enterprise performance marketing teams.](https://millionrounds.com/company/clarisights) Clarisights is a B2B no-code marketing analytics platform designed for enterprise performance marketing teams. *Founded* 2018 San Francisco, United States **$14M** last round Oct 2021
- 32 [**Kaizen Platform** Kaizen is a full-service digital customer experience optimization platform that scales data-driven creativity.](https://millionrounds.com/company/kaizen-platform) Kaizen is a full-service digital customer experience optimization platform that scales data-driven creativity. *Founded* 2017 San Francisco, United States **$13M** last round Mar 2019
- 33 [**Sportgenic** Sportgenic, an online media and tech company, connects sport enthusiasts with products and information to fulfill their passion for sport.](https://millionrounds.com/company/sportgenic) Sportgenic, an online media and tech company, connects sport enthusiasts with products and information to fulfill their passion for sport. *Founded* 2005 San Francisco, United States **$11M** last round Sept 2008
- 34 [**Consorte Media** Consorte Media is a digital marketing company that connects its client companies with Hispanic customers.](https://millionrounds.com/company/consorte-media) Consorte Media is a digital marketing company that connects its client companies with Hispanic customers. *Founded* 2005 San Francisco, United States **$10M** last round Dec 2007
- 35 [**Creatopy** Creatopy helps businesses customize, automate and scale up their ad production and delivery.](https://millionrounds.com/company/creatopy) Creatopy helps businesses customize, automate and scale up their ad production and delivery. *Founded* 2021 San Francisco, United States **$10M** last round Oct 2023
- 36 [**Eveo** Eveo is a full-service healthcare communication agency that builds audience-centric campaigns.](https://millionrounds.com/company/eveo) Eveo is a full-service healthcare communication agency that builds audience-centric campaigns. *Founded* 1999 San Francisco, United States **$9.2M** last round Feb 2012
- 37 [**Boostable** Boostable is a marketing agency based in Melbourne that specializes in web design, SEO, local SEO, and e-commerce services.](https://millionrounds.com/company/boostable) Boostable is a marketing agency based in Melbourne that specializes in web design, SEO, local SEO, and e-commerce services. *Founded* 2013 San Francisco, United States **$8.2M** last round Jun 2016
- 38 [**Heyzap** Heyzap is a premier mobile ad network that helps millions of users discover apps they love.](https://millionrounds.com/company/heyzap) Heyzap is a premier mobile ad network that helps millions of users discover apps they love. *Founded* 2009 San Francisco, United States **$8.0M** last round Dec 2012
- 39 [**ART19** Art19 provides tools for hosting, distribution, and monetization of podcasts.](https://millionrounds.com/company/art19) Art19 provides tools for hosting, distribution, and monetization of podcasts. *Founded* 2011 San Francisco, United States **$7.5M** last round Sept 2019
- 40 [**Sociable Labs** SociableLabs is a community-driven online platform that aggregates coupon codes, promo codes, and discount deals from various retailers, helping shoppers save m](https://millionrounds.com/company/sociable-labs) SociableLabs is a community-driven online platform that aggregates coupon codes, promo codes, and discount deals from various retailers, helping shoppers save m *Founded* 2014 San Francisco, United States **$7.0M** last round Oct 2011
- 41 [**Spindl** Spindl develops a blockchain-based attribution system to help businesses accelerate user growth.](https://millionrounds.com/company/spindl) Spindl develops a blockchain-based attribution system to help businesses accelerate user growth. *Founded* 2022 San Francisco, United States **$7.0M** last round Oct 2022
- 42 [**Virool** Virool is a programmatic video marketing platform.](https://millionrounds.com/company/virool) Virool is a programmatic video marketing platform. *Founded* 2012 San Francisco, United States **$6.6M** last round Feb 2013
- 43 [**Nexad** Nexad is an AI-native advertising platform and agency that specializes in context-aware, real-time native ads for AI chat and search applications.](https://millionrounds.com/company/nexad) Nexad is an AI-native advertising platform and agency that specializes in context-aware, real-time native ads for AI chat and search applications. *Founded* - San Francisco, United States **$6.0M** last round Apr 2025
- 44 [**Polynomic** Polynomic is an AI-based ad agency that provides market research, creative generation, and channel optimization services.](https://millionrounds.com/company/polynomic) Polynomic is an AI-based ad agency that provides market research, creative generation, and channel optimization services. *Founded* - San Francisco, United States **$5.3M** last round Dec 2025
- 45 [**NovoRoll** NovoRoll helps publishers, SSPs, and ad networks better monetize their traffic by introducing high paying out-stream video formats.](https://millionrounds.com/company/novoroll) NovoRoll helps publishers, SSPs, and ad networks better monetize their traffic by introducing high paying out-stream video formats. *Founded* 2015 San Francisco, United States **$5.0M** last round Jul 2017
- 46 [**KLIPY** KLIPY is a San Francisco-based company that offers a large library of localized GIFs, stickers, and memes.](https://millionrounds.com/company/klipy) KLIPY is a San Francisco-based company that offers a large library of localized GIFs, stickers, and memes. *Founded* 2022 San Francisco, United States **$5.0M** last round Jun 2026
- 47 [**ZypMedia, Inc.** ZypMedia, Inc.](https://millionrounds.com/company/zypmedia-inc) ZypMedia, Inc. *Founded* 2013 San Francisco, United States **$4.4M** last round Apr 2015
- 48 [**Adinch Inc** Adinch provides mobile advertising services.](https://millionrounds.com/company/adinch-inc) Adinch provides mobile advertising services. *Founded* 2012 San Francisco, United States **$4.0M** last round Sept 2014
- 49 [**Reforged Labs** Reforged Labs Boa is the AI creative intelligence agent that answers all your questions about what ads are performing, why they work, and what to create next.](https://millionrounds.com/company/reforged-labs) Reforged Labs Boa is the AI creative intelligence agent that answers all your questions about what ads are performing, why they work, and what to create next. *Founded* 2023 San Francisco, United States **$3.9M** last round Aug 2024
- 50 [**MadMen AI** Marketing is a slog.](https://millionrounds.com/company/madmen-ai) Marketing is a slog. *Founded* 2022 San Francisco, United States **$3.5M** last round Feb 2025

**Total funding** how the list is ranked

**15 November 2026** updated nightly

**Rounds we track** source: Millionrounds

Companies whose funding rounds we classed in this sector, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.

## Who backed them?

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