62 merged AdTech companies
AdTech companies that merged into another company.
Merged into Microsoft Advertising · 2026
Microsoft Invest was Microsoft's demand-side platform (DSP) for programmatic advertising, evolved from AppNexus and Xandr Invest, scheduled …
Merged into TBWA Worldwide · 2026
MullenLowe is a global creative advertising agency network that delivers integrated marketing and communications solutions across traditiona…
Merged into Prime Video · 2025
Amazon Freevee was Amazon's free, ad-supported streaming service that offered movies, TV shows, and original content before being folded int…
FCB (Foote, Cone & Belding) is one of the world's largest and most storied global advertising agency networks, known for iconic creative cam…
Merged into Omnicom Group · 2025
Interpublic Group (IPG) is one of the world's largest advertising and marketing services holding companies, housing a global network of crea…
Merged into Omnicom Media · 2025
IPG Mediabrands is the media and marketing solutions division of Interpublic Group, operating major agency networks including UM, Initiative…
Merged into Leo · 2025
Leo Burnett is one of the world's most iconic global advertising agencies, known for creating legendary brand characters and emotionally res…
Merged into TBWA Worldwide · 2025
Iconic creative network ("Doyle Dane Bernbach") — one of the original Mad Men shops.
Merged into FleishmanHillard · 2025
Porter Novelli is a global public relations and communications agency known for purpose-driven brand strategy, helping organizations build m…
Merged into Paramount Skydance · 2025
Independent media company founded by David Ellison in 2010.
Merged into Amazon Ad Server · 2024
Sizmek was a leading independent ad serving and programmatic advertising platform that powered campaigns across display, video, mobile, and …
Finecast is WPP Media's CTV / addressable TV trading desk — launched 2017 by GroupM.
CSM Sport & Entertainment is a global sports and entertainment marketing agency specializing in sponsorship consulting, athlete representati…
Merged into X · 2023
X (formerly Twitter) is a global social media and advertising platform that enables real-time public conversation, offering brands powerful …
Merged into Yahoo DSP · 2023
Yahoo's unified native and search advertising platform that sunset in April 2023, with its capabilities redistributed to Yahoo Native (via T…
Merged into Design Bridge and Partners · 2023
Superunion is a global brand agency formed from the merger of five WPP agencies, specializing in brand strategy, design, and identity for ma…
Merged into Spotify Studios · 2023
Gimlet Media was a podcast production company and network that created narrative podcasts and was acquired by Spotify in 2019.
Merged into Verisk Marketing Solutions · 2022
Infutor is a leading identity resolution and data enrichment company that specializes in providing comprehensive consumer and business data …
Merged into Metadata.io · 2022
Reactful was a marketing automation platform that specialized in personalized email and web messaging for e-commerce businesses.
Xaxis is GroupM's programmatic advertising platform and outcome media specialist, providing data-driven digital media buying and optimizatio…
Düsseldorf digital agency acquired by IBM March 2016 and rebranded into IBM iX.
Brain-computer interface startup acquired by Snap March 2022.
AR avatar/3D body tracking startup acquired by Snap 2021.
Merged into Tebra · 2021
PatientPop was a practice growth platform for healthcare providers that combined marketing automation, patient engagement tools, and reputat…
Merged into Spotify Technology · 2021
Australian podcast hosting platform acquired by Spotify 2021.
Merged into Snap Inc. · 2021
3D mapping startup acquired by Snap 2021 for $7.6M.
Merged into Dentsu Inc. · 2020
Dentsu International is a global network of marketing and advertising agencies operating as the international division of Japanese holding c…
Merged into VML · 2020
Geometry Global was WPP's global brand activation and shopper marketing network, specializing in commerce, experiential, and promotional mar…
Berlin / Munich product design and innovation agency (~50 employees, BMW / Bosch / VW clients), acquired by PwC early 2020 (some sources say…
Merged into Crackle Plus · 2019
Crackle was a free, ad-supported streaming video service that offered movies and TV shows before shutting down in April 2025 following its p…
Ligatus was a Cologne, Germany-based native advertising platform — leading native ads in Europe with 37B+ monthly impressions pre-acquisitio…
Merged into Deloitte Digital · 2019
Amsterdam digital marketing agency (founded 2010, also office in Ho Chi Minh City), acquired by Deloitte Digital May 1 2019.
Merged into Oracle Advertising · 2018
Grapeshot was a contextual intelligence and brand safety platform that used AI to analyze web content, acquired by Oracle in 2018 and integr…
Merged into Deloitte · 2018
Zaventem (Belgium) signage and interactive-experience agency, acquired by Deloitte Belgium Feb 1 2018.
Merged into The Trade Desk · 2017
Adbrain was a cross-device identity resolution platform that helped advertisers track and target users across multiple devices, acquired by …
Merged into Sizmek · 2017
Rocket Fuel (acquired by Sizmek) was an AI-powered programmatic media buying platform that used predictive algorithms for ad targeting and o…
Merged into Oracle Advertising · 2017
Cross-device identity resolution company acquired by Oracle in May 2016.
Merged into PwC · 2017
Stockholm brand strategy / innovation / digital agency (~50 employees), acquired by PwC May/June 2017.
Merged into Deloitte Digital · 2017
Greensboro NC omni-channel data and marketing services firm acquired by Deloitte May 2017.
Merged into Snap Inc. · 2016
Cimagine Media was an Israeli augmented reality startup that enabled consumers to visualize products in their real-world environments before…
Merged into ScribbleLive · 2016
Visually was a content creation marketplace connecting brands with designers and creators for visual content including infographics, videos,…
Berlin digital agency acquired by IBM April 2016 and rebranded as IBM iX Berlin.
Merged into PwC · 2016
Hong Kong creative / digital / marketing agency, acquired by PwC February 2016.
Triggit was a retargeting and real-time bidding platform that pioneered programmatic display advertising, known for its early integration wi…
Merged into Launchmetrics · 2015
Wisemetrics was a marketing analytics platform that provided data visualization and reporting tools for digital advertising campaigns.
Ukrainian computer vision startup acquired by Snap Sep 2015 for $150M.
Merged into Oracle Advertising · 2014
Oracle BlueKai was a leading data management platform (DMP) that enabled marketers to collect, manage, and activate audience data for target…
Merged into Oracle Data Cloud · 2014
Offline consumer purchase data platform acquired by Oracle in December 2014 for $1.2B.
Merged into Sharpspring · 2014
GraphicMail is a global email marketing service provider specializing in comprehensive email campaign solutions with integrated social media…
Merged into IBM iX · 2014
Columbus OH (with Chicago + NYC) digital agency acquired by IBM February 2016 and rebranded into IBM iX.
Merged into Snap Inc. · 2014
Smart-glasses startup acquired by Snap March 2014 for $15M.
Merged into AOL · 2013
Advertising.com was a pioneering digital advertising network and performance marketing platform that operated from 1998 until its integratio…
Merged into Xaxis · 2013
24/7 Media was a pioneering digital advertising network and ad serving company that provided online advertising solutions to publishers and …
Merged into PwC · 2013
Miami digital experience agency (~120 consultants), acquired by PwC 2013.
Merged into Deloitte Digital · 2013
Seattle social-media agency founded 2007, acquired by Deloitte Digital Oct 21 2013.
Merged into PwC · 2012
US social media strategy agency (~32 employees, offices in Seattle, Austin, San Jose), acquired by PwC September 2012.
Merged into PwC · 2012
London digital analytics / web optimisation consultancy (~20 consultants), acquired by PwC March 2012.
Chicago tech and management consulting firm (~500 consultants), acquired by PwC November 2010 ($378M deal).
Merged into Golin Ketchum
Golin is a global public relations and integrated communications agency known for its data-driven approach and 'Relevance Model' framework, …