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Companies

4,253 companies in the AdTech ecosystem

N

NextMind

Merged

Neurotechnology / Human-Computer Interaction

Brain-computer interface startup acquired by Snap March 2022. Joined SnapLab for AR research.

Paris, Île-de-France
O

OfferUp

Marketplace Advertising / Local Commerce

OfferUp is a mobile-first local marketplace platform connecting buyers and sellers for secondhand goods and services in their communities.

Marketplace TechnologyMobile MarketingBellevue, Washington
Onfido

Onfido

Acquired

Identity Verification & Fraud Prevention

Onfido is an AI-powered identity verification and authentication platform that helps businesses verify real user identities using document checks and biometric analysis — now part of Entrust following a 2024 acquisition.

Identity ResolutionVerification PlatformLondon, England
Power BI

Power BI

Business Intelligence / Data Analytics

Microsoft's business intelligence platform that enables users to visualize data, create interactive reports, and share insights across organizations.

Data & AnalyticsMarketing AnalyticsRedmond, Washington
R

Redfin

Real Estate Technology / Digital Advertising

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

Real Estate MarketingSeattle, Washington
S

Scuba Analytics

Data Analytics / AdTech Analytics

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

Data & AnalyticsAttribution & AnalyticsRedwood City, California
Searchlight Pictures

Searchlight Pictures

Film Production / Independent

Specialty film studio acquired by Disney via 21st Century Fox deal March 2019. Renamed from "Fox Searchlight Pictures" to "Searchlight Pictures" January 2020.

S

Serviceplan

Integrated Advertising & Communications

Serviceplan is Europe's largest independent agency group, offering integrated creative, media, and digital services with a unique 'House of Communication' model spanning 35+ countries.

Data Management PlatformMarketing AgencyMunich, Bavaria
S

Simon AI

Acquired

Customer Data Platform / Marketing Technology

Simon AI (formerly Simon Data) is a New York marketing technology company offering a Snowflake-native customer data platform with AI agents for personalized cross-channel marketing.

Customer Data PlatformMarketing AutomationNew York, New York
Stemma

Stemma

Acquired

Data Infrastructure/Management

Stemma was a data discovery and catalog platform that helped organizations understand and manage their data assets through automated metadata management and lineage tracking.

Customer Data PlatformData Management PlatformSan Francisco, California
TNT

TNT

Cable Television / Broadcast Media

Cable TV network under Warner Bros. Discovery, now part of Skydance. Mix of original drama, sports (NBA on TNT through 2024-25), and movies. Now branded as "TNT Sports" for sports content.

Atlanta, Georgia
WFA (World Federation of Advertisers)

WFA (World Federation of Advertisers)

Advertising Industry Advocacy & Standards

Global trade body representing brand marketers and national advertiser associations.

Marketing TechnologyBrussels
A

Amadeus

Travel Technology / Data & Audience Targeting

Amadeus is a global travel technology company providing IT solutions and distribution systems for airlines, hotels, travel agencies, and other travel industry players.

Data & AnalyticsMarketing PlatformMadrid, Madrid
A

AMC Global Media

Television Broadcasting & Content Distribution

AMC Global Media is an international media and entertainment company operating television channels and content distribution networks across multiple regions worldwide.

Video Advertising PlatformNew York, New York
Apple TV+

Apple TV+

Rebranded

Streaming Media / Entertainment

Apple's premium ad-free streaming service launched November 2019. ~45M subscribers (2025). Original-content focus (Ted Lasso, Severance, The Morning Show). Loses ~$1B/year per Variety reports. Distinct from Apple TV the hardware/app aggregator.

Cupertino, California
Auth0

Auth0

Acquired

Identity & Access Management (IAM) / MarTech Infrastructure

Auth0 is a leading identity-as-a-service (IDaaS) platform that provides authentication and authorization solutions for developers and enterprises, now operating as a subsidiary of Okta.

Identity ResolutionPrivacy TechnologySan Francisco, California
Automate.io

Automate.io

Acquired

Marketing Technology / Integration Platform

Cloud-based integration platform that connects business applications and automates workflows without coding, enabling data synchronization across marketing, sales, and productivity tools.

Marketing TechnologyMarketing AutomationSan Francisco, California
Beats Electronics

Beats Electronics

Audio Hardware / Consumer Electronics

Beats Electronics is Apple's audio products subsidiary — headphones, earbuds, speakers. Acquired by Apple May 28, 2014 for $3 billion (Apple's largest acquisition until Beats was eclipsed by Beats x ad-buy partnerships and the Vision Pro era). Continues as branded product line under Apple alongside AirPods.

B

BritBox

Acquired

Streaming / Connected TV (CTV)

BritBox is a subscription video-on-demand (SVOD) streaming service offering the largest collection of British TV content, jointly owned by BBC Studios and ITV.

Connected TV PlatformLondon, England
Chorus.ai

Chorus.ai

Acquired

Conversation Intelligence / Sales Enablement

Chorus.ai is a leading conversation intelligence platform acquired by ZoomInfo that records, transcribes, and analyzes sales calls and meetings to help revenue teams improve performance.

AI-Powered PlatformMarketing AnalyticsSan Francisco, California
FGS Global

FGS Global

Strategic Communications & Public Affairs

Global strategic communications and public affairs consultancy formed from Finsbury, Glover Park Group, Hering Schuppener and Sard Verbinnen, unified under the FGS Global name in 2022. Majority-owned by private equity firm KKR; WPP fully exited its stake in December 2024.

Marketing AgencyNew York, New York
Fishtown Analytics

Fishtown Analytics

Rebranded

Data Analytics / Analytics Engineering

Fishtown Analytics, now rebranded as dbt Labs, pioneered the dbt (data build tool) framework that transformed how data analysts and engineers write, test, and document SQL-based data transformations.

Data & AnalyticsMarketing AnalyticsPhiladelphia, Pennsylvania
F

Five9

Cloud Contact Center / Customer Experience Technology

Five9 is a leading cloud contact center software provider delivering AI-powered customer experience solutions for enterprise and mid-market organizations.

Marketing TechnologyCustomer EngagementSan Ramon, California
FreeWheel Buyer Cloud

FreeWheel Buyer Cloud

Programmatic Advertising / AdTech

FreeWheel Buyer Cloud is Comcast-owned FreeWheel's programmatic buying platform for advertisers purchasing premium connected-TV inventory; it was formerly known as Beeswax.

Demand Side Platform (DSP)Connected TV Platform