Top California AdTech Startups (557)

Attain is the most trusted and comprehensive source for permissioned, real-time purchase data in the United States. By connecting directly with over 10 million consumers, Attain delivers unmatched accuracy and scale across audience activation, insights, and in-flight optimization, and measurement, helping marketers tie every dollar of media to real-world sales outcomes. Attain’s portfolio of owned and operated apps, spanning financial...

Ejam is a performance-based online advertising and marketing leader. Our approach combines decades of Online Marketing experience with the technical know-how to market products at scale. We are located in sunny Newport Beach and consist of energetic team members ready to make the next move in online marketing.

We are a leading global advertising, media, and ad-tech solutions company connecting brands to consumers by representing top platforms and publishers. Our services are anchored by a world-class sales operation, healthy financials, and unique commercial partnerships with industry leaders such as TelevisaUnivision, Facebook, Twitter, Spotify, LinkedIn, TikTok, and Grab, among others. Our service portfolio enables high-performance campaigns while using highly competitive...

Revive Media unlocks agency and brand growth by delivering simplicity, transparency, and quality interactions to digital advertising. We specialize in OTT and e-commerce advertising across Amazon Fire TV, Roku TV, IMDbTV, Twitch, and the open web. We are built on unfair advantages. Through our deep relationships, platform development, and top-notch talent and culture, the only thing slowing us down is...

The world's largest tech brands trust the global team at Directive Consulting to bring their performance marketing campaign results to life. Directive's proven Customer Generation methodology has generated +$1B in revenue for clients in the last 10 years by blending best-in-class campaigns across Paid Media, SEO, Design, Strategy, RevOps, and Video. It's time for tech companies to stop guessing about...

tvScientific is the first and only CTV advertising platform purpose built for serious performance marketers. The tvScientific platform makes TV advertising accessible and measurable for brands and apps of all sizes. tvScientific offers a self-managed solution that simplifies and automates TV buying and optimization, leveraging massive data to prove the actual value of TV advertising. The platform reaches 95% of...

YouAppi is a leading performance-based mobile app marketing and retargeting platform for premium app publishers and brands. From user acquisition to retention via app retargeting and re-engagement and expanding further to CTV, the company delivers a comprehensive range of mobile marketing solutions to grow your business at every stage of the funnel. Powered by machine learning and lookalike targeting, YouAppi’s...

Pixability is the leading AI-driven technology and insights provider empowering the world’s largest brands and their agencies to maximize the value of their video advertising on YouTube and CTV. Leveraging its proprietary technology platform and data, Pixability makes every video impression matter by identifying contextually relevant, brand suitable inventory and maximizing cost efficient outcomes. Pixability is the only YouTube partner...

We’re a modern media agency built for brands that need every dollar to work harder. Attention Arc brings together the strengths of McKinney Media and LWD, united by a shared belief: every moment is an opportunity. Even this one. We use media (words in this case) intentionally and effectively to attract the right audiences, resonate with them, and convert awareness into...

Z1 Tech is a technology-first company that aims to revolutionize digital content consumption experiences. Our quest started in 2015 to provide future-proof solutions to businesses and empower them in a technologically-dominated environment. Through collaborative efforts of more than 200 innovators spread over 4 countries, we have successfully created revolutionary brands like VDO.AI and Plunic. Our products and services stream over...

Blacksmith Agency is a full-service agency, focuses on offering its services within web designing, wireframing and content creation.

Haus is a Los Angeles-based digital agency that pushes the boundaries of technology, strategy, and design to create lasting relationships between brands & customers.

CREATIVE MARKETING Stampede Creative is our award-winning entertainment group, solely focused on delivering bold and intelligent entertainment marketing campaigns. We pride ourselves on collaborating with our clients while providing them with best-in-class creative, strategy and production. We understand that reaching an audience base is critical, but keeping them engaged, interested, and excited is paramount. So, whether it’s promos, print, digital or...

Since 2017, Wurl has been on a mission to make TV better for everyone. Today, Wurl is the world leader in powering streaming TV. Our video distribution and advertising services reach over 300 million connected TVs, delivering hundreds of millions of hours of TV viewing and millions of individually targeted ads. Wurl’s innovative, market-leading technologies enable content companies, streamers and...

Human Agency is building a world where the most powerful tools of media and technology can and should be used to advance the values and goals of people. Digital advertising today is profit-centered, more complex than it needs to be, and is currently monopolised by those who have existing knowledge, tools and resources. We are changing this by building a...

Our mission is simple – consistently deliver ideas and work that matters with the goal to always exceed our clients expectations. Everything we do, we do in an open, transparent and collaborative environment

We excel at helping our brands do 3 things: hit their KPIs, break into new markets and scale their companies through product adoption. We focus on on customized strategy, execution and reporting. We know where to play and how to win! Originally launched in 2008 as Chictopia.com, our global fashion platform was heralded as “The Next Big Thing” by Teen...

A marketing agency for good

Lemonlight launched in 2014 with a mission to make marketing videos accessible to small/midsize businesses in a market that catered to large brands. Since then, we’ve become one the largest branded content providers in the world! We’ve worked with over 3,500 brands and are now serving a range of clientele from small businesses to the world’s biggest brands like Amazon,...

MediaSense are independent global media advisors. We build high performance media operating models and unlock value for the world’s leading brands. Engineering Value. Navigating Change. MediaSense operates in three areas: ■ Models ■ Partners ■ Analytics [email protected] @Media_Sense