Top London AdTech Companies (349)

MVF powers growth for our clients by connecting them to potential customers. The digital marketing landscape is complex and constantly evolving. Businesses need experts who are tracking that evolution and finding new ways to innovate and win. This is where MVF comes in. We match readers, buyers, & business leaders with the brands & companies that make the products and services they...

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...

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,...

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...

Expedia Group, Inc. is the global travel marketplace with one purpose: to help travelers explore the world, one journey at a time. Expedia Group™ connects travelers, partners, and advertisers through its trusted brands, leading technology, and rich first-party data, delivering predictive, personalized experiences that shape the future of travel. Expedia Group’s ecosystem includes three flagship consumer brands – Expedia®, Hotels.com®, and...

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 –...

Genius Sports is the layer between what happens on the field and how the world engages with it. Our solutions across the global sports ecosystem are underpinned by our next generation big data and artificial intelligence platform, GeniusIQ. By ingesting and computing multiple real-time data feeds, GeniusIQ powers a wide range of functions and applications across sports performance and officiation, fan engagement,...

adMarketplace is the leader in next gen search advertising on the open web. For over two decades, adMarketplace has delivered relevant search advertising to consumers who skip the legacy search engine results page. The world's largest search advertisers drive measurably incremental results from adMarketplace's exclusive media opportunities across the internet's leading browsers, shopping apps, and editorial sites. Our mission is to...

GumGum is The Mindset Company™ transforming advertising. We deliver results by matching brands with people in the right mindset, in the moments that matter. Powered by the Mindset Graph™, our AI-driven data engine processes billions of real-time contextual, creative, environmental, and historical signals to match every ad with the most receptive audience. The result is advertising that drives meaningful outcomes for...

Index Exchange is a global advertising supply-side platform enabling media owners to maximize the value of their content on any screen. As a trusted partner and ally, we connect leading experience makers with the world’s largest brands to ensure a quality experience for consumers. We’re a proud industry pioneer with over 20 years of experience accelerating the ad technology evolution....

In 1964, Jean-Claude Decaux invented advertising street furniture. In 2011, JCDecaux became the number one outdoor advertising company worldwide, developing three areas of business: street furniture, transport advertising and billboard advertising.

AppsFlyer helps brands make good choices for their business and their customers through innovative, privacy-preserving measurement, analytics, fraud protection, and engagement technologies. Built on the idea that brands can increase customer privacy while providing exceptional experiences, AppsFlyer empowers thousands of creators and 8,000+ technology partners to create better, more meaningful customer relationships. To learn more, visit www.appsflyer.com.

1000HEADS IS A SOCIAL TRANSFORMATION™ COMPANY We combine expertise in data & analytics, strategy, technology and creativity to help the world’s best businesses build social age brands. If you are interested in joining us, please contact us on [email protected] If you would like to get in touch about to find out more about us working with you, please use [email protected]

Skai is the leading omnichannel advertising platform specializing in walled garden media. Backed by nearly two decades of innovation, we support marketers with insights they can use, data they can trust, and impact they can measure on the media that matters. Our marketing platform includes solutions for retail media, paid search, paid social, and app marketing. We work alongside the...

Driftrock is the Automotive Marketing Platform which Turbo Charges your team’s ability to increase and track ROI from their marketing campaigns by up to 5x. We help data-driven teams from BMW, Honda and Mercedes to automatically integrate lead generation campaigns and then to validate validate customer data and convert it into trackable sales revenue i.e. campaigns to vehicles sold. Driftrock...

Digital Turbine (NASDAQ: APPS) powers superior mobile consumer experiences and results for the world's leading telcos, advertisers, and publishers. Our end-to-end platform uniquely simplifies our partners' ability to supercharge their awareness, acquisition, and monetization — connecting them with more consumers, in more ways, across more devices. Digital Turbine is headquartered in North America, with offices around the world. For more...

About Teads Outbrain Inc. (Nasdaq: OB) and Teads S.A. combined on February 3, 2025 and are operating under the new Teads brand. The new Teads is the omnichannel outcomes platform for the open internet, driving full-funnel results for marketers across premium media. With a focus on meaningful business outcomes, the combined company ensures value is driven with every media dollar by...

We design businesses and brands for a more human future

CH.S is an independent creative studio. Grounded in culture. Challenging conventions. Powered by original creative direction. Our multidisciplinary practice is dedicated to producing thoughtful, beautiful creative with intention and reason to exist. Transcending platform and medium, the studio’s vision is driven by a desire for craft, experimentation, collaboration, and meaningful human dialogue.

Vidsy helps global brands achieve business goals with effective video ads, created efficiently and consistently for digital. Combining technology, a global creator community and unique creative strategies Vidsy’s solution helps global brands create best-in-class video ad campaigns. Vidsy is a global creative partner of Meta, Google, YouTube, Snapchat, Pinterest, Twitter, TikTok and Quibi.