537 acquired AdTech companies

Playable Factory is an ad tech company focused on the creative needs of digital advertisers, specializing in playable ads and video ads prim…

tvScientific is a connected TV (CTV) advertising platform purpose-built for performance marketers, making TV advertising accessible and meas…

Warner Bros.

AOL is a web portal and former online service provider based in New York City, currently owned by Bending Spoons.

AI company founded by Elon Musk in 2023 and maker of the Grok models.

Cultural-marketing agency acquired by Publicis Groupe April 2026 (closing).

Jack Morton Worldwide is a global brand experience agency specializing in experiential marketing, live events, and immersive brand activatio…

Qualified is a conversational sales and marketing platform that uses AI-powered chatbots and live chat to identify and engage website visito…

Vibe.co is a self-serve connected-TV (CTV) advertising platform — "the Google Ads of streaming" — that lets SMB and mid-market advertisers l…

Vox Media is a leading digital media and technology company operating iconic editorial brands while offering sophisticated advertising solut…

Creative-analytics AI startup, part of Publicis Groupe creative-tech stack.

Rocket Lab was a mobile app growth and user acquisition platform that helped developers and marketers scale their apps through data-driven a…

A social shopping app combining marketplace functionality with social media features, focused on fashion resale and secondhand clothing amon…

Simon AI (formerly Simon Data) is a New York marketing technology company offering a Snowflake-native customer data platform with AI agents …

X is a social media platform that allows businesses to promote their products and services to over 611 million active monthly users through …

BBDO is a worldwide advertising agency network headquartered in New York City that works with major brands to develop iconic campaigns desig…

Cheetah Digital is a cross-channel customer engagement solution provider for the modern marketer that unifies data collection, messaging, lo…

Deutsch is a Los Angeles-based creative agency that rebranded from Deutsch LA in September 2024.

IAS (Integral Ad Science) is a global media measurement and optimization company that delivers actionable data to major advertisers, publish…

InfoSum is the world's leading data collaboration platform, enabling privacy-safe and scalable solutions for brands, agencies, advertisers, …

Innovid is a leading independent omnichannel ad tech platform that empowers marketers to create, deliver, measure, and optimize ad-supported…

Interpublic Group (IPG) was an American advertising and marketing services company headquartered in New York City, which was acquired by and…

McCann is an American global advertising agency network with offices in over 120 countries, bringing together capabilities across brand iden…

R/GA is a New York City-based advertising and creative technology company with teams operating across ten countries, which became an indepen…

Vistar Media is a global ad tech company and the world's largest digital out-of-home (DOOH) advertising marketplace, offering technology des…

Act-On is a marketing automation platform designed for mid-market businesses, offering tools for email marketing, lead nurturing, and campai…

Captiv8 is a leading influencer marketing platform that connects brands with top creators and provides comprehensive tools for campaign mana…

Digital Experience Platform (DXP) provider specializing in content management, digital quality management, and privacy compliance solutions …

Foxtel is Australia's leading subscription television and streaming provider, offering premium content across sport, entertainment, and news…

Khoros is a digital customer engagement platform that combines social media management, online community, and messaging capabilities for ent…

Lion Studios is a mobile game publishing operation acquired by Tripledot Studios in July 2025 as part of Tripledot's $800M purchase of AppLo…

mParticle is a leading customer data platform (CDP) that helps enterprises collect, unify, and orchestrate first-party data across channels …

Marketing measurement and attribution platform that helps brands understand the impact of their marketing investments across channels.

Spaceback is a digital out-of-home (DOOH) advertising platform that enables programmatic buying of outdoor advertising inventory across mult…

Splicky was a real-time bidding (RTB) demand-side platform (DSP) specializing in mobile advertising, enabling advertisers to programmaticall…

Sports-marketing agency acquired by Publicis Groupe 2025.

AI-powered data migration platform (especially for Snowflake/Teradata to Databricks).

Brazilian influencer-marketing agency acquired by Publicis Groupe to expand Latin America capabilities.

Crosspixel was a data-driven audience targeting and programmatic advertising platform that provided third-party data segments and custom aud…

Don was an AI-powered advertising platform that used conversational AI and natural language processing to help brands create and optimize di…

Acquired by Roku in 2025 for $185 million, Frndly TV is a budget-friendly live TV streaming service offering family-oriented content includi…

Postgres + analytics extension.

Moosend is an email marketing and marketing automation platform acquired by Sitecore in 2021, offering intuitive campaign tools, automation …

Promoted was a B2B technology company that built white-label advertising infrastructure for online marketplaces and e-commerce platforms, ha…

Relay42 was a customer data platform (CDP) and journey orchestration provider that enabled marketers to unify customer data and deliver pers…

Sailthru is a cross-channel personalization platform specializing in email, web, and mobile engagement for media and retail brands, now oper…

Streamr.ai was an AI-powered streaming analytics and audience intelligence platform designed to help media companies and advertisers optimiz…

Zeotap Data is the third-party audience-data arm divested from Zeotap to Roqad on Sept 2 2025 (undisclosed terms).

AI system design studio acquired by R/GA July 2025 — R/GA's first acquisition since carving out of IPG to Truelink Capital.

Athena Studio was an AI-powered creative optimization platform that helped advertisers automate and scale personalized ad creative productio…

CA Sports was a sports-focused advertising and media company that provided targeted advertising solutions for sports content and audiences b…

Advertising archive founded in 1996 by Åsk Wäppling, with 80,000+ ads including a large Super Bowl commercial collection; acquired and relau…

Community and webinar series for marketers working with AI, founded by David Berkowitz; acquired by Marketecture Media in May 2025.

Clipwire Games was a Canadian mobile game developer known for casual titles that integrated advertising and monetization solutions, later ac…

Mobile gaming studio.

Mobile gaming studio.

Paramount Global was a major media and entertainment conglomerate that operated one of the largest streaming and broadcast advertising platf…

Select Star is an automated data discovery and intelligence platform that helps organizations understand their data lineage, usage, and rela…

Slack community of 5,000+ marketers founded by David Berkowitz in 2018; acquired by Marketecture Media in May 2025.

Mobile gaming studio.