Top California AdTech Startups (515)
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...
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...
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,...
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...
Fuel is a Global Digital Studio focusing on driving results for big brands and their agencies. Fuel has pushed the limits of branded entertainment in digital media, capturing audiences' attention using world-class creative and technology. We’re experts in emerging tools like mobile AR & assistant AI, and have a pedigree developing apps, games and websites alongside the biggest brands and agencies...
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.
NeoReach’s mission is to empower Creators by transforming their influence into sustainable income streams. We are committed to elevating their passion into a thriving profession, leveraging their unique storytelling abilities and diverse audiences to craft engaging and authentic brand narratives that resonate on a global scale. Our approach is both tech-enabled and human-focused, seamlessly integrating cutting-edge technology with a deep understanding...
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...
We are Idea Hall, the hybrid marketing and public relations agency for the new business landscape. We are difference makers. We create powerful ideas that defy convention, build buzz, and move the needle in your direction. Everything we design, code, film, write, or produce has but one purpose: to make a meaningful difference in your business.
inPowered AI is sell-side AI for media outcomes that drives performance from within the exchange. Our machine learning models activate programmatically via PMP, optimizing every impression in real time based on high-signal contextual, publisher, and performance data. Founded by Peyman and Pirouz Nilforoush, inPowered AI is reshaping how programmatic campaigns are executed. Backed by leading investors and integrated with partners like...
Iron Horse specializes in creating demand for the technologies that are transforming the world. We're dataheads, creative thinkers, and demand gen experts with a collective passion for connecting the dots between marketing efforts and results. We work together in cross-functional teams to develop unique, data-driven programs that cultivate long-lasting relationships and drive growth. Based in San Ramon, CA and Portland, OR,...
Seismic delivers the best campaigns. Influencer marketing provides huge potential, but can have lots of friction and failure points. By combining institutional knowledge with data science and proprietary technology Seismic delivers performance-driven influencer marketing campaigns that work seamlessly for brands, creators, and audiences alike.
RALLY is an advocacy agency. Our entire business model – from our craft to our culture to the clients we partner with – is designed to drive progress around complex political, cultural, and social challenges. No matter the issue, we believe there’s always a unique path forward. It’s just a matter of finding it or creating it. We have, to date,...
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,...
Care of Chan is a trusted resource for all things convivial, providing a fresh perspective on event planning with purpose. We offer curated guides showcasing some of our favorite chefs, venues, florists and other event vendors; stories from creative hosts and producers behind some of the most memorable gatherings; and interviews, op-eds, and personal essays exploring themes such as craft...
Genex is a full-service interactive agency offering web, mobile and social strategy, creative, design and development. Genex is ranked as one of the top 50 interactive agencies by AdWeek and Ad Age magazines. Clients include: Acura, Nestle, ING, Cessna, Ford, KB Home, Allergan, Lowes. Genex is a wholly owned subsidiary of Meredith Corporation
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...
KWSM is a full service digital marketing agency made up of journalists. We specialize in website development & SEO, social media strategy & management, content creation (including blogs, e-newsletters and video), PR & influencer marketing, and digital advertising. Clients hire us to create integrated digital marketing strategies to generate leads or sales. Half our clients are B2B and half are B2C. Our...
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.
































