Top California AdTech Startups (539)
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...
Brilliant brings brands to life with impactful, creative branded merchandise and an industry-leading suite of tech-based tools and services. With a focus on creativity and technology, Brilliant curates, produces, and helps companies distribute memorable branded merchandise and custom products. We create newsworthy press kits, welcome gifts for new hires, merch sets to promote a product launch, giveaways people love and...
Linqia is the only influencer marketing company that delivers guaranteed influencer ROI for the enterprise. Linqia’s unique combination of strategy and technology provides the world’s largest brands and their agencies with seamless execution from influencer selection to closed loop measurement. More Fortune 500 brand marketers rely on Linqia and its Resonate platform than any other influencer marketing company to drive...
Sociallyin is the #1 social-first marketing agency built to help brands turn social media into a real business driver. We partner with CMOs, VPs of Marketing, Social Media Directors, and Brand Leaders to design and execute social programs that go beyond vanity metrics and deliver measurable impact. We are 100% focused on social media. That focus enables us to delve deeper than...
Smadex is the transparent DSP engineered for growth. The number one solution for user acquisition, retargeting and branding campaigns. We address the challenges and concerns of marketers by providing a fully transparent platform built on strong technology, countless programmatic management features and powerful machine learning algorithms that focus on achieving real outcomes. Advertisers can access global consumers on the highest...
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...
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.
Measured provides the only media optimization platform powered by incrementality intelligence so consumer brands can validate, plan, test and optimize advertising spend to drive business outcomes. Our proven methodology combines each brand’s own performance data with results from years of continuous testing, across all channels and tactics, to reveal the true contribution of advertising spend to incremental sales. Unlike other...
We help B2B businesses connect to their ‘Dream 200’ clients, referral partners, strategic partners and more, and get ROI using a podcast. We are an easy button to launch and run your podcast so you get ROI. Using our Podcast Copilot platform, Rise25 helps you to connect quicker to higher caliber referral partners, clients, strategic partners and industry influencers to generate...
Digital Reach is an internet marketing firm focused on B2B Demand Generation and Inbound Marketing. We offer SEM and SEO services, along with Web Development, Design, CRO, In-House Team Training, and more. Our business is built on transparency, communication, and performance. We believe in developing relationships and forming partnerships based on trust and honesty. With Digital Reach, you'll have fast access...
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...
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,...
The Shipyard is a leading, independent agency that builds performance-driven brands audiences can’t help but love. By applying modern mindsets to established models, we fuel brand and marketing decisions that are more courageous and more validated. Our ability to align bold creativity with individual consumer motivations lets us do more than hope for brand love – we methodically engineer it...
RZR powers performance for the world's most ambitious brands through proprietary neural architecture that optimizes across user acquisition, retargeting, CTV, and influencer campaigns as one connected performance system. With four owned-and-operated data centers that process 6M+ queries per second, RZR turns signals into strategy and impressions into impact. Trusted by brands across gaming, consumer, food and beverage, retail, and entertainment....
Measuring the impact of the world's most important messages. Swayable is a consumer insights research technology platform that measures how effectively media content changes opinions. We enable deep insights into the effects of campaign content at any stage in the creative process: from storyboards to final cuts. Our clients are dramatically increasing the impact of the stories they tell on the...
At Evoke, we’ve redefined the agency model. As a top tier boutique agency with locations in the Midwest and West Coast, our team delivers a nimble, efficient and effective approach for brands large – and small. We use data to inform strategy, strategy to inform creative and creative and targeting to achieve business results through social media, influencer marketing and...
Jun means truth. Our advertising platform is the honest, efficient way to get millions of people to engage with video and branded content across devices. The world’s best-known brands choose Jun Group because everything we do is brand-safe, visible, and transparent.
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...
Calcium+Company is an award-winning health communications group dedicated to nourishing companies and brands across their full lifecycle. To collaborate with a broad array of diverse clients and deliver innovative solutions, we’re organized around specialty divisions that include Calcium (healthcare marketing), Vitamin MD (medical communications), PRotein (public relations), Amino (oncology marketing), and Cobalt (commercial planning and market access). Our integrated strategy group,...



































