Top AdTech Companies (5,137)

RTB House is a global technology company specializing in innovative marketing solutions powered by deep learning algorithms. Founded in 2012, the company has rapidly grown into a leader in the field of personalized advertising, offering a full-funnel marketing platform that drives real results. Our proprietary technology enables brands to deliver highly relevant and precisely targeted ads to consumers, enhancing engagement...

We Make a Difference Because We Are the Difference! At Optimum, we’re not just connecting people – we’re transforming how they experience the world. With a footprint spanning 21 states and serving approximately 4.5 million residential and business customers, we're building the future of connectivity through innovative services like Optimum Fiber Internet, Optimum TV, and Optimum Mobile. This connectivity wouldn’t...

Basis is a leading global provider of automation software designed specifically for enterprise marketers. Our platform, Basis, is the industry’s only comprehensive digital media solution that seamlessly integrates programmatic, site-direct, advanced TV, search, and social media within a single interface. By unifying these functions, Basis simplifies complex and disconnected media operations, automates repetitive tasks, and minimizes manual processes, enabling marketing...

We are an omnichannel customer acquisition platform with offices throughout the US, Canada and Europe. System1 builds desktop and mobile apps, search engines, and online publications that empower consumers with information while respecting their privacy. We also operate brands that include CouponFollow, Startpage and MapQuest. System1 is a champion of AI technology, investing in the first legal AI called Vinny...

At PatientPoint, we're transforming every doctor-patient interaction with cutting-edge, technology-driven solutions designed to improve health outcomes and quality of life. By delivering impactful, digital, in-office patient education at no cost to physicians across the country, we empower healthcare professionals to connect more meaningfully with their patients. Through partnerships with trusted healthcare brands like Pfizer, P&G, Sanofi, Merck, NatureMade, and Bristol...

Together, we power advertising that enables billions of people to stay informed, entertained, and connected. We introduce them to new ideas, products, and services that make their lives better. And we help media owners of all sizes realize their full potential. That’s a lot — that’s the power of advertising. But it’s only possible with great technology. And that’s where Magnite...

We're an award-winning data, media and tech consultancy and a leading Google and Adobe partner that helps brands and agencies think beyond clicks and conversions to unlock new opportunities for growth. We thrive on rolling up our sleeves and digging into the tough stuff for our 800+ clients. And we love getting them the most ROI from their digital marketing....

OpenX is The Intelligent SSP™ (supply-side platform), simplifying advertising for marketers, advertisers, and publishers worldwide. As one of the largest SSPs globally, OpenX combines the industry’s only fully cloud-based infrastructure with leading AI capabilities to make digital advertising easier and more effective across every format, including CTV. Built to responsibly deliver quality, performance, and adaptability, OpenX makes digital advertising safer,...

We solve for advertising campaign and creative complexities - both key elements to the time/money savings and performance that brands, agencies and businesses seek. Our unified platform combines media, creative, and intelligence, offering end-to-end workflows powered by AI across the open and closed web. With over 700 brands and advertisers, we've proven that dynamic and personalized creative makes advertising impactful. We...

Liftoff is a leading AI-powered performance marketing platform for the mobile app economy. Our end-to-end technology stack helps app marketers acquire and retain high-value users, while enabling publishers to maximize revenue across programmatic and direct demand. Liftoff’s solutions, including Accelerate, Direct, Monetize, Intelligence, and Vungle Exchange, support over 6,600 mobile businesses across 74 countries in sectors such as gaming, social, finance,...

Acquia is the open digital experience company. We provide the world's most ambitious brands with products built around Drupal to allow them to embrace innovation and create customer moments that matter. At Acquia, we believe in the power of community and collaboration — giving our customers and partners the freedom to build tomorrow on their terms.

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...

Agentio has raised $56M to date at a $340M valuation, including a recent Series B led by Forerunner, which followed our Series A within a calendar year. Our investors also include Benchmark, Craft, and AlleyCorp. Agentio has been named to Forbes’ Next Billion Dollar Startups, 2025, and our platform is already used and loved by the world’s leading marketers and...

GumGum is the contextual-first technology leader transforming digital advertising with AI-powered, non-invasive data and media solutions. We champion effective advertising that uplifts and respects consumers. Our proprietary Contextual, Attention, and Creative solutions create the perfect match between a brand and a consumer in the right moment and mindset. Founded in 2008, GumGum is headquartered in Santa Monica, California, and operates...

At Edmunds, we’re driven to make car buying easier. Ever since we began publishing printed car guides in the 60's, the company has been in the business of trust, innovating ways to empower and support car shoppers. When Edmunds launched the car industry’s first website in 1995, we established a leadership position online and have never looked back.

People Inc. is America’s largest digital and print publisher. Our 40+ iconic and fast-growing brands harness the best intent-driven content, the fastest sites, and the fewest ads to help nearly 200 million people every month, including 95 percent of US women, make decisions, take action, and find inspiration. People Inc. brands include PEOPLE, Better Homes & Gardens, Verywell, FOOD &...

Zeta Global (NYSE: ZETA) is the AI Marketing Cloud that leverages advanced artificial intelligence (AI) and trillions of consumer signals to make it easier for marketers to acquire, grow, and retain customers more efficiently. Through the Zeta Marketing Platform (ZMP), our vision is to make sophisticated marketing simple by unifying identity, intelligence, and omnichannel activation into a single platform –...

FreeWheel, a Comcast company, provides comprehensive ad platforms for publishers, advertisers, and media buyers. Powered by premium video content, robust data, and advanced technology, we’re making it easier for buyers and sellers to transact across all screens, data types, and sales channels. As a global company, we have offices in nine countries and can insert advertisements around the world.

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...

Applecart advises the C-suites of hundreds of industry-leading organizations spanning over 100 Fortune 500 companies, top communications and advertising agencies, major trade associations, leading nonprofit organizations, and governments. Applecart’s platform enables CEOs, Chief Corporate Affairs Officers, CCOs, CMOs and other C-suite executives to generate visibility for their most valuable content with critical decision makers and those in their orbits across...