Companies
4,159 companies in the AdTech ecosystem
Sharethrough
RebrandedProgrammatic Advertising / Native Ad Exchange
Sharethrough, now operating as Equativ following a merger announced in June 2024, was one of the top independent omnichannel ad exchanges.
Synthesio
AcquiredSocial Intelligence & Consumer Insights
Synthesio is an AI-enabled consumer intelligence platform, operating as a company within Ipsos following its acquisition in 2018, and was named the leader in the Forrester Wave™: Enterprise Listening Platforms, Q1 2014 report.
Yahoo DSP
Demand-Side Platform (DSP) / Programmatic Advertising
Yahoo DSP is a demand-side platform that enables marketers to transform diverse data sets into measurable advertising results.
Yahoo Gemini
MergedNative & Search Advertising
Yahoo Gemini was a combined search and native advertising platform, also known as Verizon Media Native, that operated as part of Yahoo's broader advertising suite and helped advertisers drive high-quality traffic to their websites.
360i
RebrandedDigital Marketing & Advertising Agency
360i, now operating under the Dentsu Creative banner, was a New York City-based digital agency founded in 1998 in Atlanta as a search engine marketing and technology company.
Branch
Mobile Attribution & Deep Linking
Branch is a mobile linking and measurement platform that enables reliable, seamless linking across channels and helps brands understand the performance of their marketing experiences.
Code and Theory Network
Digital Transformation & Experience Agency
Code and Theory Network is a technology and creative network distinguished by its balance of 50% creative talent and 50% engineers at scale, positioning it to partner with businesses navigating changing consumer behaviors, emerging technologies, and AI.
FCB
MergedFull-Service Advertising & Creative Agency
FCB was one of the largest global advertising agency networks, absorbed into Omnicom's BBDO on December 1, 2025.
Fjord
AcquiredDesign & Innovation Consulting
Fjord is a design innovation agency focused on helping clients develop and implement digital and design strategies.
FleishmanHillard
Public Relations & Integrated Communications
FleishmanHillard is a public relations and marketing agency founded and based in St. Louis, Missouri.
LiveRamp Safe Haven
Data Collaboration / AdTech / Clean Rooms
LiveRamp Safe Haven is a secure data collaboration platform designed to enable global brands and their partners to share and activate data while maintaining privacy.
Marketing Cloud Account Engagement
B2B Marketing Automation
Marketing Cloud Account Engagement is a B2B marketing automation platform, formerly known as Pardot, that helps marketers identify which leads are most likely to convert into customers.
MDC Partners
RebrandedMarketing Services / Advertising Holding Company
MDC Partners, now operating as Stagwell Inc., was an advertising and marketing holding company based in New York City that operated through a partnership model, acquiring majority stakes in its partner agencies while leaving a share of ownership with the founders.
Oracle BlueKai
MergedData Management Platform (DMP) / Audience Data
Oracle BlueKai was a cloud-based data management platform, part of Oracle Marketing, formed when Oracle acquired the company in 2014 for approximately $400 million and folded it into its broader advertising and customer experience suite.
Smaato
AcquiredMobile Advertising / Supply-Side Platform (SSP)
Smaato is a digital advertising technology platform that was acquired by Verve in 2021 and rebranded as Verve's Brand+ Marketplace in 2024.
Talkwalker
AcquiredSocial Listening & Consumer Intelligence
Talkwalker is a social listening and analytics company that helps over 2,000 brands and agencies optimize the impact of their communication efforts.
ZoomInfo
B2B Data & Go-to-Market Intelligence
ZoomInfo is a database software company whose core business is a B2B database of contact and business information, which it also leverages to help business-to-business marketers programmatically buy ads with greater precision and reach.
AdvertiseCast
AcquiredPodcast Advertising / Audio AdTech
AdvertiseCast is a podcast network for buying and selling podcast advertising.
Eyeota
AcquiredAudience Data & Targeting
Eyeota is a global audience data company that helps brands enrich insights, enhance personalization, and improve omnichannel targeting for digital marketing.
Flywheel Digital
AcquiredRetail Media & Commerce Advertising
Flywheel Digital is a managed service provider focused on accelerating brand growth in digital commerce, and was acquired by Omnicom for $835 million.
Habu
AcquiredData Clean Rooms & Privacy-Safe Data Collaboration
Habu was a San Francisco-based data clean room and collaboration platform, founded in 2017, that allowed brands, publishers, and media platforms to perform privacy-safe analytics on one another's first-party data without transferring or exposing the underlying records; in January 2024 it was acquired by LiveRamp, and its product now ships as LiveRamp Clean Room within the LiveRamp data collaboration network.
Kochava
Mobile Measurement & Attribution
Kochava is a mobile advertising and data broker company specializing in mobile attribution and analytics for connected devices.
Mistral AI
AI Infrastructure / Large Language Models
Mistral AI is a Paris-based frontier-model company that builds open-weight large language models and full-stack AI systems for high-stakes sectors.
Oracle Data Cloud
DefunctData Management & Audience Intelligence
Oracle Data Cloud was a digital advertising data and technology platform that served as one of the most prominent advertising data sellers in the market, operating across more than 100 countries, before shutting down its advertising division in 2024.