Companies
4,253 companies in the AdTech ecosystem
Reevoo
AcquiredRatings & Reviews / Social Commerce
Reevoo was a UK-based ratings, reviews, and social commerce platform that helped brands collect and display verified customer reviews to drive purchase decisions.
Rotten Tomatoes
AcquiredEntertainment Advertising & Content Discovery
Rotten Tomatoes is a leading entertainment review aggregation website that monetizes through advertising and serves as a content discovery platform for movies and TV shows.
Storetail
Retail Media (acquired)
Storetail was a French retail-media platform acquired by Criteo in October 2018. Brand integrated into Criteo Retail Media post-acquisition.
Verizon Communications
Telecommunications with AdTech capabilities
Verizon Communications is a major player in the AdTech ecosystem, leveraging its extensive telecommunications infrastructure and vast customer base to offer a range of digital advertising products and services. As a parent company, Verizon's key role in AdTech lies in its ownership of platforms such as Verizon Media, which includes prominent brands like Yahoo and AOL. These platforms provide a vast inventory of digital advertising space, enabling advertisers to reach a wide audience across va...
Vrbo
Travel & Vacation Rental Marketplace
Vrbo is a leading vacation rental marketplace connecting property owners with travelers seeking whole-home accommodations worldwide.
Yottaa
Website Performance Optimization / eCommerce Technology
Yottaa was a website performance optimization and eCommerce acceleration platform that was acquired by Akamai Technologies in 2021.
YouTube Gaming
Video Advertising / Gaming Content Platform
YouTube's dedicated gaming content platform offering live streaming, video-on-demand, and community features for gaming creators and audiences.
Addition
AcquiredAI System Design Studio
AI system design studio acquired by R/GA July 2025 — R/GA's first acquisition since carving out of IPG to Truelink Capital. Integrated as R/GA's in-house AI capability; founders include former Google AI design talent. Sources: Adweek + Ad Age.
Athena Studio
AcquiredCreative Automation / Dynamic Creative Optimization
Athena Studio was an AI-powered creative optimization platform that helped advertisers automate and scale personalized ad creative production.
Aweber
Email Marketing & Marketing Automation
Aweber is an email marketing and automation platform that helps businesses of all sizes grow their email lists and engage with their subscribers.
Banyan Branch
MergedSocial Media Marketing
Seattle social-media agency founded 2007, acquired by Deloitte Digital Oct 21 2013. Folded into Deloitte Digital; brand sunset. Sources: PR Newswire + Ad Age + GeekWire.
Bitbucket
AcquiredDeveloper Tools / DevOps
Git-based source code repository hosting service for software development teams, offering code collaboration and CI/CD tools.
CleverTap
Customer Engagement & Marketing Automation
CleverTap is a customer engagement and retention platform that helps businesses personalize their interactions with customers across multiple channels, including mobile apps, websites, and email.
Descript
Content Creation Tools / Creative Software
Descript is an AI-powered audio and video editing platform that allows users to edit audio and video content by editing the transcript.
Facebook Video
Social Media Advertising / Video Advertising
Facebook Video Ads is Meta's native video advertising format on Facebook, running across in-feed, in-stream, Stories, and Reels placements within the unified Meta Ads platform.
Gartner
Research & Advisory
Gartner is a leading research and advisory company that provides insights and tools to help organizations make informed decisions in the AdTech and MarTech space.
IBM Watson Advertising
AI-Powered Advertising Technology
IBM's AI-powered advertising platform that leverages Watson AI and weather data to deliver privacy-forward, cookieless targeting and predictive audience solutions for enterprise marketers.
Kissmetrics
Marketing Analytics
A customer analytics and engagement platform that helps businesses track, analyze, and optimize customer behavior throughout the entire customer lifecycle.
Leanplum
AcquiredMobile Marketing and Customer Engagement
Leanplum is a mobile marketing platform that enables personalized multi-channel engagement through A/B testing, push notifications, in-app messaging, and lifecycle automation — acquired by CleverTap in 2022.
Mojeek
Search Advertising
Mojeek is a privacy-focused search engine with its own independent web crawler and index, offering an alternative to mainstream search engines.
QuickFrame
AcquiredVideo Advertising & Creative Technology
QuickFrame is a video creation platform that connects brands with vetted creators to produce high-quality video content at scale for advertising and marketing campaigns.
Seller Labs
E-commerce Marketing Technology
E-commerce software provider specializing in tools and advertising solutions for Amazon sellers to optimize their marketplace performance.
SoftBank Group
Technology Investment / AdTech & AI Venture
SoftBank Group is a strategic investment holding company that conducts investment activities directly and through its subsidiaries, though its operating businesses span mobile services, broadband, advertising, and media-related services.
Sparkhouse
Creative Production & Content Studio
Sparkhouse is a creative production and content studio specializing in video production, branded content, and digital media for advertising and marketing campaigns.