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Companies

4,253 companies in the AdTech ecosystem

C

CBS News

Broadcast & Streaming News Media

CBS News is a major American broadcast and digital news network owned by Skydance, delivering news content across TV, streaming, and digital platforms with significant advertising inventory.

Connected TV PlatformVideo Advertising PlatformNew York, New York
dbt Labs

dbt Labs

Data Infrastructure / Analytics Engineering

dbt Labs, formerly Fishtown Analytics, is the company behind dbt (data build tool), an open-source framework that enables data analysts and engineers to transform data in their warehouses using SQL. It provides a robust methodology for building, testing, and documenting data pipelines, fostering a more collaborative and efficient data workflow.

Data & AnalyticsPhiladelphia, Pennsylvania
Facebook

Facebook

Social Media Advertising

Facebook is Meta’s flagship social networking app — the consumer product, distinct from the company (Facebook, Inc., renamed to Meta Platforms in 2021).

Mobile Ad PlatformVideo Advertising PlatformMenlo Park, California
Filestack

Filestack

Acquired

Developer Tools / Media & File Management APIs

Filestack is a powerful file uploading and transformation API platform that enables developers to integrate seamless file handling, storage, and delivery into their applications.

Creative Management PlatformSan Antonio, Texas
IAB Europe

IAB Europe

Digital Advertising Standards & Policy

European federation of the Interactive Advertising Bureau and the owner of the Transparency & Consent Framework (TCF).

Privacy & Consent ManagementBrussels, Brussels
I

Infinite Reality

Immersive Media / Spatial Commerce / Metaverse AdTech

Immersive technology / metaverse company (acquired LandVault $450M, July 2024).

Commerce TechnologyAI-Powered PlatformCalabasas, California
Mattel

Mattel

Toys, Consumer Products & Family Entertainment

El Segundo, California
People Inc.

People Inc.

Digital Publishing & Media

The largest US print and digital publisher (People, Better Homes & Gardens, Investopedia), an ad-supported business formerly called Dotdash Meredith. Its parent IAC renamed itself People Incorporated on June 4, 2026 (Nasdaq: PPLI).

Contextual AdvertisingNative AdvertisingNew York, New York
P

Publicis Commerce

Retail Media & Commerce Marketing

Publicis Commerce is the commerce-focused practice within Publicis Groupe, delivering end-to-end retail media, shopper marketing, and ecommerce solutions for global brands.

Data Management PlatformMarketing AgencyParis, Île-de-France
Red Hat

Red Hat

Enterprise Infrastructure / Cloud Platform

Red Hat is the leading enterprise open-source software company, providing Red Hat Enterprise Linux (RHEL), OpenShift (Kubernetes platform), Ansible (automation), and a portfolio of cloud-native software. Acquired by IBM July 9, 2019 for $34 billion — IBM's largest acquisition ever. Operates as an independently managed IBM subsidiary preserving its open-source culture and brand.

Raleigh, North Carolina
Syndigo

Syndigo

Product Content Management & Syndication

Syndigo is a leading content experience platform that helps brands, retailers, and distributors manage, syndicate, and optimize product content across the commerce ecosystem.

Data & AnalyticsCommerce TechnologyChicago, Illinois
T

The Yes

Acquired

Commerce Media / Retail Technology

AI-powered fashion shopping app acquired by Pinterest May 2022 for $300M. Tech integrated into Pinterest shopping recommendations. Standalone app shut down post-acquisition.

Retail Media PlatformE-commerce MarketingSan Francisco, California
V

Verifone

Acquired

Commerce Media / Out-of-Home Advertising / Payment Technology

Verifone — recorded in ATDb as the acquirer/parent of one or more AdTech companies (s375 lineage backfill).

Digital Out-of-HomeRetail MediaSan Jose, California
Wiz

Wiz

Cloud Security / CNAPP

Cloud security platform acquired by Google in March 2026 for $32 billion — Google's largest-ever acquisition. Founded 2020, Wiz provides cloud-native application protection (CNAPP) covering vulnerability management, posture management, threat detection, and runtime protection across AWS, Azure, GCP, and Oracle Cloud. Operates as a Google Cloud subsidiary alongside Mandiant.

Akana

Akana

Acquired

API Management & Security

Akana was an API management and security platform provider that helped enterprises manage, secure, and govern their APIs and digital services.

Marketing TechnologyLos Angeles, California
ARF (Advertising Research Foundation)

ARF (Advertising Research Foundation)

Advertising Research & Measurement Standards

Industry association focused on advertising and media research standards.

Data & AnalyticsVerification & MeasurementNew York, New York
Botkit

Botkit

Acquired

Conversational AI / Chatbot Development

An open-source developer tool for building chatbots, messaging apps, and conversational interfaces across multiple platforms.

AI-Powered PlatformMarketing AutomationAustin, Texas
Edgecast

Edgecast

Acquired

Content Delivery Network (CDN) / Edge Cloud

Edgecast was a leading CDN and edge cloud platform provider that delivered content delivery, security, and streaming solutions before being acquired and eventually rebranded as part of Limelight Networks' transformation into Edgio.

Video TechnologyLos Angeles, California
Edgio

Edgio

Defunct

CDN & Edge Infrastructure / AdTech Publisher Infrastructure

Edgio is a global edge-enabled software platform spanning content delivery, web applications, and edge video. The company was formed in June 2022 when Limelight Networks completed its acquisition of Yahoo's Edgecast (valued at $300M) and rebranded the combined entity. Edgio operates a global CDN footprint and serves AdTech publishers requiring low-latency video delivery and edge security.

Video TechnologyScottsdale, Arizona
EVERSANA

EVERSANA

Healthcare Marketing & Life Sciences Commercialization

EVERSANA is a Chicago-based commercialization services company for the life sciences industry, formed in 2018 by private equity firms Water Street Healthcare Partners and JLL Partners. Its marketing and advertising arm is EVERSANA INTOUCH, a healthcare advertising agency network built from its December 2021 acquisition of Intouch Group.

Vertical Marketing PlatformMarketing AgencyChicago, Illinois
Hearst

Hearst

Media & Publishing / AdTech

Diversified US media and information company spanning magazines, newspapers, TV stations and business information.

Contextual AdvertisingNative AdvertisingNew York, New York
K

Krux

Rebranded

Data Management Platform (DMP)

Krux was a leading data management platform (DMP) that helped publishers, marketers, and agencies collect, unify, and activate audience data across channels — acquired by Salesforce in 2016.

Identity ResolutionData Management PlatformSan Francisco, California
M

Meta Superintelligence Labs

Artificial Intelligence / Foundation Models

Meta’s AI organization formed in 2025 to pursue advanced AI, led by Chief AI Officer Alexandr Wang.

AI-Powered PlatformMenlo Park, California
O

Omnicom Health Group

Healthcare Marketing & Communications

Omnicom Health is Omnicom's healthcare marketing network within Diversified Agency Services. It absorbed IPG Health after Omnicom completed its acquisition of IPG on November 26, 2025.

Vertical Marketing PlatformMarketing AgencyNew York, New York