Top California AdTech Startups (539)

ClickMint helps e-commerce brands generate more revenue from the traffic they already pay for. We build and operate channel-adapted shopping funnels for paid social, affiliate, PPC and other acquisition channels—aligning the post-click experience to traffic intent instead of sending every visitor through the same generic path. Our system combines diagnostics, experimentation, measurement and senior operator oversight to improve revenue per...

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...

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

At PeopleFinders, we turn information into actionable insights, empowering trust and safety in today’s digital world. PeopleFinders and our affiliated brands are trusted providers of public records searches and analytical data, offering unparalleled insights. At our core, we’re committed to finding, organizing, and making the right information accessible. Founded in 1999, the PeopleFinders team of innovators is dedicated to helping...

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...

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,...

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...

DSPolitical brings together the best data-driven targeting science with a multi-layered advertising strategy to help your campaign find the exact right people online every time. With the richness of television and the targeting ability of direct mail, your online advertising campaign will make a real impact on election day.

AdStart Media is a fast-growing performance marketing network, that has been in the digital marketing business since 2017. We bring together publishers and advertisers in the most transparent and effective ways, maximizing their monetization and user acquisition efforts. Our portfolio of offers includes direct and exclusive deals across 200+ converting GEOs, as well as in-house developed offers, which allows us...

Founded in 2010, Kevel (previously Adzerk) is helping brands everywhere drive more online revenue through sponsored listings, internal promotions, native ads, and more. Our award-winning platform handles over three billion API requests each day, and it’s helped industry leaders like Yelp and Ticketmaster shorten their build times by more than 90%. For far too long, everyone has been at the mercy...

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...

At Scorpion Enterprises, we provide a wealth of knowledge to collaborate and build end-to-end strategies for our clients. We check Business Data, Audience Analytics, and Websites and Social Media statistics. With these data-driven insights in place, we form an effective strategy to ensure that our outreach plan goes a long way. We dive deep into understanding clients’ brands and companies...

We’re the only AI-powered platform that helps marketers and creative teams create, test, and improve video ads—without long production timelines or guesswork. With Creatify, you can turn any product link into dozens of ready-to-run video ads in seconds. Our newest product, AdMax, acts like your AI ad strategist—finding what works, suggesting improvements, and helping you scale top-performing ads. Today, over 10,000...

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

Vidmob is the creative data company. Its AI-based software improves creative and media performance by helping brands and agencies derive their own custom creative best practices, and ensure that those learnings are applied across all flighted media. Vidmob’s approach to using creative data drives brand consistency, reduces creative and media waste, and increases overall business performance across the funnel. As...

We empower brands with transformative creative. Named Ad Age “Best Places to Work in 2023” and Great Place to Work® winner for 5 consecutive years.

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...

Koah is the GenAI Ad Network: Publishers can monetize AI chat without compromising UX — and advertisers can reach high-intent users with 1:1 engagement inside GenAI environments. Native-built for AI, optimized for performance, and backed by Forerunner Ventures and South Park Commons — Koah is the go-to ad network for monetizing GenAI. ? Reach out at [email protected] to get started.

MixRank tracks your customers so you don't miss an opportunity: Mobile App & SDK Intelligence: we have the most comprehensive database of mobile apps, developers, SDKs, technologies, services, and integrations. Hundreds of the top mobile technology and services vendors have used us to grow sales, react to competitors, plan market strategies, and retain customers. Web Tags & Ads Intelligence: we...

We create amazing experiences between fans and artists. Laylo builds technology to identify the biggest music fans in the world. Our B2B tool tracks fans for over 1.3 million artists and works with some of the biggest labels, artists, managers and teams to connect real fans with their favorite artists. Our consumer product is the first technology to track how songs...