Top London AdTech Companies (258)

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...

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...

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...

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...

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 –...

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...

Established in 2004, we are the first and only company to design, build and run bespoke in-house agencies and ecosystems for brands. Today, we create work that delivers business growth, fame and purpose for over 200 clients in 46 countries and counting. Our unique model moves at the speed of modern business to drive change from the inside out; working smarter...

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....

KM is an award-winning global B2B information provider with 400+ employees working on around 25 websites, 14 magazine titles and 60 annual events in Canada, Australia, USA, UK, New Zealand and Philippines. Our products operate across key business verticals including Financial Services, Legal, Education, Property and Human Resources, bringing product providers and business communities together through print media, events and...

Incubeta is a team of over 800 creators, thinkers, makers and doers working across 20 offices globally to unlock business growth for clients including Google, Hyundai, Netflix, HBO and L'Oréal. Incubeta combines capabilities across the full spectrum of digital disciplines to deliver standout outcomes at every brand touchpoint, from awareness to fulfilment. Incubeta’s ‘Upgrade your Growth’ narrative emphasizes how the business...

Unity [NYSE: U] is the world’s leading game engine, powering play for more than 3 billion consumers each month. The top mobile games in the world, the most played PC indie titles, the most innovative console games, and virtually all of the top XR and Web Games are developed, deployed, and grown in Unity. Unity also enables teams across industries...

Powerful digital experiences for progressive connected brands. We’ve been crafting pixels since the birth of the internet, but have always been driven by the desire to help our brand partners make real human connections. Like what you see? Fancy a chat? Drop us a line – we'd love to hear from you.

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.

A full service social & content agency fuelled by talent & tech, navigating the complex world of digital communications for 16 years. Our mission is to reach social & content maturity to build power for brands, embracing technological opportunities. Based in London, we work globally with B2C and B2B brands. We have an excellent benefits package and a culture built...

At The Marketing Practice, we’ve combined the best B2B specialists from across the globe in one business, with capabilities that stretch through the funnel, from brand to demand, data to media, positioning to ABM. With over 500 dedicated B2B tech specialists globally, we work in partnership with the tech leaders of today and tomorrow to turbocharge their growth. In 2021 we acquired...

Radley Yeldar is an award-winning, independent London and Birmingham-based creative consultancy with more than 200 communications specialists. We’ve been working with organisations of all shapes and sizes for over 30 years to help create a world that believes in business. How do we do this? By combining a powerful mix of strategic and communication services including: brand positioning; purpose, vision and values;...

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...

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...