537 acquired AdTech companies
AdTech companies that were acquired — most still operate inside their acquirer.
Acquired · 2014
Mobfox was a mobile advertising exchange and monetization platform that connected app publishers with advertisers through programmatic adver…
Acquired by Millennial Media · 2014
Nexage was a leading mobile advertising exchange and supply-side platform (SSP) that pioneered programmatic mobile advertising before being …
TagMan was a tag management system provider that helped enterprises manage marketing tags and pixels across digital properties before being …
Acquired by BlueFocus Group · 2014
Citizen Relations is a North American earned-media + PR agency, headquartered in Toronto with offices across Canada and the US.
Acquired by Epsilon · 2014
Conversant is a personalized digital advertising platform that delivers individualized marketing experiences across devices, combining data,…
Acquired by BlueFocus Group · 2014
Cossette is a Canadian full-service creative agency founded 1972 in Quebec City — one of Canada's most awarded creative shops, with offices …
Enterprise email and cross-channel marketing automation platform acquired by Oracle in 2013, now part of Oracle Marketing Cloud.
Silverpop was a cloud-based digital marketing platform specializing in email marketing and marketing automation, acquired by IBM in 2014 and…
Acquired by Dentsu Inc. · 2013
Aegis Group was a publicly traded holding company for a global group of media specialists, purchasing advertising space across newspapers, m…
Acquired by Accenture Song · 2013
Fjord is a design innovation agency focused on helping clients develop and implement digital and design strategies.
Acquired by Oracle · 2013
Oracle Eloqua is a business-to-business (B2B) marketing automation platform that supports lead scoring and email marketing campaigns.
Adap.tv was a pioneering video advertising platform that provided programmatic buying and selling solutions for digital video advertising be…
Eloqua is Oracle's B2B marketing automation platform, enabling enterprise marketers to orchestrate complex, data-driven campaigns across mul…
Acquired by BlueFocus Group · 2013
Globally recognized social-first creative agency founded 2008 in London, with offices in 19+ countries spanning London, New York, Paris, Ber…
Acquired by Deluxe Corporation · 2013
VerticalResponse is an email marketing platform designed for small businesses, offering easy-to-use tools for creating, sending, and trackin…
Braintree is a PayPal-owned full-stack payments platform that enables businesses to accept, process, and split payments globally with a sing…
Arbitron was the US radio audience-measurement company, founded as the American Research Bureau (ARB), whose Area of Dominant Influence defi…
A global hotel search platform that aggregates and compares hotel prices from hundreds of booking sites to help travelers find the best deal…
Acquired by Facebook, Inc. · 2012
Instagram is a social media platform whose advertising business enables brands to reach targeted audiences through paid placements across th…
Content valuation platform acquired by OpenX October 29 2012.
Acquired by Service Management Group (SMG) · 2012
Locately was a location intelligence and foot traffic attribution platform that helped advertisers measure the offline impact of digital adv…
A professional photo editing mobile application owned by Google, offering advanced image manipulation tools for iOS and Android devices.
Acquired by Cisco · 2012
Cisco Meraki provides cloud-managed IT solutions including wireless, switching, security, and IoT devices for simplified network management.
TRA (TRA Global) matched set-top-box TV viewing with household purchase data to measure the sales effect of TV advertising.
Acquired by Brightcove · 2012
Cloud-based video encoding service that provided API-driven video transcoding solutions for developers and media companies.
Acquired by WPP plc · 2011
Scholz & Friends is a leading German creative agency network known for integrated advertising, brand strategy, and communications across Eur…
Acquired by Inmagine Group · 2011
Cloud-based photo editing platform offering free and premium online image editing tools for casual users, content creators, and designers.
Acquired by Google · 2010
Google AdMob is a mobile app monetization platform originally built independently and acquired by Google in November 2009, serving app and g…
Git-based source code repository hosting service for software development teams, offering code collaboration and CI/CD tools.
Acquired by Adobe CX Enterprise · 2009
Adobe Analytics is an enterprise-focused platform, operating within Adobe Experience Cloud, that gathers and interprets customer data from d…
Acquired by Hakuhodo DY Holdings · 2003
Founded 1944 in Osaka, Daiko is the Kansai-rooted general agency arm of Hakuhodo DY Holdings, with ~1,500 employees focused on brand activat…
Acquired by Hakuhodo DY Holdings · 2003
Yomiko Advertising (読売広告社) is a full-service Japanese advertising and integrated-marketing agency headquartered in Tokyo.
Acquired by TBWA Worldwide · 1995
TBWA\Chiat\Day is an American advertising agency — the U.S.
HBO is a premium television and streaming brand operating under the Warner Bros.
Acquired by Azerion
Improve Digital is an advertising technology company that provides a range of online advertising-related services to both sell-side and dema…
Acquired · successor unknown
Liftoff is a Blackstone-backed mobile advertising and technology platform, founded in 2012, that merged with Vungle in 2021 to form one of t…
Acquired by 1WorldSync
PowerReviews is a customer review platform that integrates with e-commerce systems to capture product ratings, review volume, helpful votes,…
Acquired by ironSource
Tapjoy is a mobile ad network specializing in rewarded advertising solutions that offers monetization, distribution, and publishing services…
Acquired by Cision
Brandwatch is a Cision company and global leader in social intelligence and social media management.
Acquired · successor unknown
Cadent is an advertising technology company that connects the TV advertising ecosystem, helping advertisers and publishers identify and unde…
Acquired · successor unknown
Catalina is a shopper intelligence company that personalizes the shopper journey through targeted in-store and digital media, helping retail…
Acquired by Dun & Bradstreet
Eyeota is a global audience data company that helps brands enrich insights, enhance personalization, and improve omnichannel targeting for d…
Acquired by Azerion
Hybrid Theory is a disruptive digital partner reshaping the AdTech market.
Acquired · successor unknown
Imagine Communications is a well-established broadcast technology company whose software and infrastructure serve broadcasters, sports netwo…
Acquired by Protected by Mediaocean
Protected Media is an anti-fraud technology company that detects and prevents Sophisticated Invalid Traffic (SIVT) across channels.
Acquired by Dept
3Q Digital is a performance-driven digital marketing agency specializing in paid search, social, and programmatic advertising for high-growt…
Acquired · successor unknown
Acquia is a digital experience platform provider specializing in open-source content management, customer data, and marketing automation sol…
Acquired · successor unknown
Atomic Reach was an AI-powered content intelligence platform that helped marketers optimize content for audience engagement and conversion b…
Autopilot was a visual marketing automation platform that helped businesses create personalized customer journeys through an intuitive drag-…
Acquired · successor unknown
BlueConic is a customer data platform that helps marketers and data teams create personalized experiences across touchpoints and measure the…
Acquired by Usercentrics
Cookiebot is a consent management platform (CMP) that helps websites comply with GDPR, CCPA, and other privacy regulations through automated…
Dept is a global digital agency combining technology, creativity, and data to deliver end-to-end digital experiences for major brands worldw…
Emma was an email marketing platform that provided marketing automation and campaign management tools for businesses before being acquired b…
Acquired by Cheil Worldwide
US creative agency based in Durham, NC, acquired by Cheil Worldwide in 2012 for an estimated $50M after a period of management-led independe…
Acquired by Pegasystems
NGData was a customer data platform (CDP) provider specializing in AI-powered customer intelligence and personalization, acquired by Pegasys…
Acquired · successor unknown
Social media listening and customer experience platform that was acquired by Reputation (formerly Reputation.com) in April 2021.
Acquired · successor unknown
Nuxeo is an open-source, cloud-native content services platform that helps enterprises manage, enrich, and deliver digital assets and busine…
Publisher ad-quality tool spun out of the publisher Curiosity Media in 2015.
Acquired by Algonomy
RichRelevance was a pioneering AI-driven personalization platform for retail and e-commerce, later rebranded as Algonomy after merging with …