Skip to content

Companies

3,616 companies in the AdTech ecosystem

T

The Athletic

Digital Media/Publishing

Subscription-based sports media platform delivering ad-free, in-depth journalism and coverage across major professional and college sports.

Content DiscoverySan Francisco, California
T

The Barbarian Group

Digital & Innovation Agency

New York digital and innovation agency acquired by Cheil in stages (2009-2014, ultimately 100%). Significantly diminished from its 2010s peak — Boston and San Francisco offices closed by 2012; ~40% staff reduction in subsequent years — but continues to operate as a single-office NY shop under Cheil ownership. Sources: Digiday post-mortem + Wikipedia.

The Drum

The Drum

Marketing and Advertising Media

The Drum is a global media platform and marketing community providing news, insights, awards, and events for the advertising, marketing, and creative industries.

Marketing TechnologyGlasgow, Scotland
The Harris Poll

The Harris Poll

Market Research & Consumer Intelligence

Iconic public-opinion / market research firm (founded 1963 by Louis Harris). Anchor of Stagwell's research insights division. Stagwell acquired 2017.

Data & AnalyticsVerification & MeasurementNew York, NY
The Marketing Cloud

The Marketing Cloud

Marketing Technology (MarTech) / AdTech SaaS

Stagwell's SaaS division housing PRophet, QuestBrand, QuestDIY, ID Graph, and Agent Cloud (Oct 2025). Q4 2025 revenue $105M, +41% YoY.

AI-Powered PlatformMarketing CloudNew York, New York
T

The Marketing Store

Shopper Marketing & Promotional Agency

The Marketing Store is a global shopper-marketing and promotional-marketing agency, with HQ in Chicago and London. Originally part of TMS Inc., later acquired by BlueFocus and divested to Plus Company in May 2021. Notable for long-running global accounts including the McDonald's Happy Meal program. Sources: Plus Company portfolio + LinkedIn.

T

The Martin Agency

Creative Advertising & Brand Strategy

The Martin Agency is a renowned full-service creative advertising agency known for iconic campaigns and culturally resonant brand storytelling, operating as a subsidiary of IPG.

Marketing AgencyRichmond, Virginia
T

The Monkeys

Creative Agency

Sydney-based creative agency, Australia's most-awarded indie at acquisition (2017). Brand retired in 2022 Song rebrand. Sources: The Drum acquisitions list + Campaign Asia rebrand coverage.

T

The New York Times

Premium Publisher / Digital Advertising

The New York Times is a leading global news publisher that has built a sophisticated first-party data and digital advertising platform, leveraging its massive authenticated subscriber base to offer premium, privacy-safe ad targeting.

Contextual AdvertisingNative AdvertisingNew York, New York
The Roku Channel

The Roku Channel

Connected TV (CTV) Advertising

Roku's free ad-supported streaming service offering movies, TV shows, and live content with integrated advertising opportunities for brands.

CTV PlatformVideo Advertising PlatformSan Jose, California
T

The Search Monitor

Brand Protection and Competitive Intelligence

The Search Monitor provides brand protection and competitive intelligence solutions for paid search advertising, monitoring trademark bidding and ad compliance across search engines.

PPC ManagementVerification PlatformNew York, New York
T

The Stable

Commerce & Retail Marketing Agency

Omnichannel commerce agency acquired August 2022. ~400 staff; helps retail/CPG brands launch DTC and marketplace experiences. Folded into Song commerce practice. Sources: Accenture Newsroom + Marketing Dive.

The Trade Desk

The Trade Desk

Programmatic Advertising / Demand-Side Platform (DSP)

Premium streaming TV. One-click commerce. Trusted journalism. The world’s most popular audio and podcasts. All these amazing online experiences thrive on an open internet. And they’re all fueled by relevant advertising.

Demand Side Platform (DSP)Ventura, California
The Walt Disney Company

The Walt Disney Company

Premium Video Advertising / Connected TV / Streaming Advertising

The Walt Disney Company is a dominant player in the AdTech ecosystem, leveraging its vast media assets and content portfolio to offer comprehensive advertising solutions. As a parent company, Disney owns and operates several key platforms crucial for advertisers, including Hulu, ESPN, and the rapidly growing Disney+ streaming service. Disney's advertising capabilities span linear TV, digital video, and connected TV, providing advertisers with diverse opportunities to reach target audiences ac...

Connected TV PlatformVideo Advertising PlatformBurbank, California
T

The Washington Post

Publisher Technology & Digital Advertising

The Washington Post is a legacy media powerhouse that has evolved into a significant AdTech player, developing its own proprietary advertising technology stack used both internally and licensed to other publishers.

Data & AnalyticsAd ServerWashington, D.C.
The Weather Company

The Weather Company

Weather Data / Digital Media

The Weather Company operates Weather.com, The Weather Channel apps, and digital weather/climate data services. Acquired from IBM by Francisco Partners February 2024 (terms undisclosed; reportedly ~$1B). Pre-IBM ownership: acquired by IBM January 2016 ($2B+ deal that included weather.com but excluded the cable TV channel).

T

The Yes

Merged

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
T

The7stars

Media Planning and Buying

The7stars is the UK's largest independent media agency, known for its employee-owned model and data-driven approach to media planning and buying.

Marketing AnalyticsMarketing AgencyLondon, England
Thematic

Thematic

Customer Experience Analytics / Market Research Technology

Thematic is an AI-powered customer feedback analysis platform that helps businesses understand what customers are saying across various channels. It uses natural language processing (NLP) to identify themes and sentiment in unstructured data, providing actionable insights to improve products, services, and customer experience.

Data & AnalyticsMarketing AnalyticsAuckland, Auckland Region
T

TheoremOne

Rebranded

Digital Transformation & Technology Consulting

Engineering and digital transformation consultancy acquired by S4 Capital and merged into Media.Monks in 2022. Media.Monks rebranded to Monks in July 2024. Historical brand: search now resolves to Monks.

Marketing TechnologyLos Angeles, California
ThePlatform

ThePlatform

Acquired

Video Technology Platform

ThePlatform was a pioneering video publishing and monetization platform that powered online video delivery for major media companies before being acquired by Comcast.

CTV PlatformConnected TV PlatformSeattle, Washington
Theta Network

Theta Network

Video Infrastructure / Blockchain CDN

Theta Network is a blockchain-powered decentralized video delivery platform that fundamentally reimagines content streaming infrastructure through peer-to-peer technology. By harnessing the unused bandwidth and computing resources of users' devices worldwide, Theta creates a distributed content delivery network (CDN) that significantly reduces operational costs for content providers while simultaneously rewarding network participants with cryptocurrency tokens. The platform addresses critical...

Blockchain AdvertisingVideo TechnologySan Jose, California
ThinkingData

ThinkingData

ThinkingData is a leading data analytics service provider, primarily focused on the gaming industry and other digital businesses. They offer a comprehensive platform for data collection, analysis, and visualization, empowering companies to understand user behavior, optimize operations, and drive growth through data-driven decision-making.

Data & AnalyticsCustomer Data Platform
This Old House Ventures

This Old House Ventures

Home Improvement Media

This Old House Ventures is the home-improvement media brand acquired by Roku from TZP Group in March 2021 for $97.8M. Includes the long-running PBS show "This Old House", thisoldhouse.com, magazine, and digital properties. Provides Roku content + branded-content opportunities.