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Companies

4,253 companies in the AdTech ecosystem

OneView

OneView

Rebranded

Connected TV / Programmatic Advertising

OneView is a programmatic advertising technology platform specializing in converged TV advertising solutions that bridge traditional linear television and modern digital streaming environments. The company addresses the critical challenge of audience fragmentation across cable, satellite, over-the-air broadcast, and multiple streaming services by providing unified programmatic access to both legacy broadcast inventory and connected TV (CTV) placements through a single integrated platform. Thi...

CTV PlatformVerification & MeasurementSan Jose, California
Tableau

Tableau

Acquired

Data Analytics & Business Intelligence

Tableau is a leading data visualization and business intelligence platform, now a Salesforce subsidiary, that helps organizations explore, analyze, and present data through intuitive visual analytics.

Data & AnalyticsAttribution & AnalyticsSeattle, Washington
The Kroger Co.

The Kroger Co.

Retail Media / Commerce Media

The Kroger Co. is one of the largest U.S. grocery retailers (founded 1883, Cincinnati). Its retail media network, Kroger Precision Marketing, is powered by data-science subsidiary 84.51° and loyalty-card data from ~60M households.

Attribution & AnalyticsData Management PlatformCincinnati, Ohio
BlueConic

BlueConic

Acquired

Customer Data Platform (CDP)

BlueConic is a customer data platform that helps marketers and data teams create personalized experiences across touchpoints and measure the impact.

Customer Data PlatformIdentity ResolutionBoston, Massachusetts
Captiv8

Captiv8

Acquired

Influencer Marketing Technology

Captiv8 is a leading influencer marketing platform that connects brands with top creators and provides comprehensive tools for campaign management, measurement, and analytics. It empowers businesses to execute data-driven influencer strategies, optimize ROI, and scale their marketing efforts across various social media channels.

Influencer MarketingAI-Powered PlatformSan Francisco, California
Evergage

Evergage

Rebranded

Personalization and Customer Data Platform

Real-time personalization and customer data platform that delivers individualized experiences across web, email, and mobile channels.

Customer Data PlatformMarketing AutomationSomerville, Massachusetts
Extreme Reach

Extreme Reach

Rebranded

Video Advertising Technology

Extreme Reach is a leading enterprise video advertising technology platform that provides comprehensive end-to-end solutions for managing the complete lifecycle of video advertising campaigns across multiple channels. Founded to address the growing complexity of multi-platform video advertising, the company serves major brands, advertising agencies, and media companies by streamlining video ad creation, trafficking, distribution, and measurement across linear TV, connected TV (CTV), digital, ...

Creative Management PlatformMarketing TechnologyDedham, Massachusetts
Gainsight

Gainsight

Acquired

Customer Success & Retention Technology

Gainsight is a leading customer success platform that helps businesses reduce churn, increase upsell, and drive customer advocacy. It provides solutions for customer success, product experience, and community engagement, enabling companies to put their customers at the center of their business strategy.

Customer Data PlatformMarketing AutomationSan Francisco, California
Golin Ketchum

Golin Ketchum

Public Relations & Integrated Communications

Golin Ketchum is a global public relations and integrated communications agency within Omnicom Public Relations. It was formed by merging Omnicom's Ketchum with Golin, which came to Omnicom through the Interpublic acquisition. The merger was announced in February 2026 and the combined brand launched in June 2026.

Marketing AgencyNew York, New York
N

NBCUnified

Identity & Audience Data / Connected TV Advertising

NBCUniversal announced NBCUnified, a first-party data and identity platform for advertisers, at CES on January 5, 2022.

Customer Data PlatformIdentity Resolution
O

Onavo

Defunct

Mobile Analytics / VPN (defunct)

Onavo was a mobile analytics + VPN company acquired by Facebook October 2013 (~$120M). Onavo Protect VPN gave Facebook competitive intelligence on user behavior across other apps — used to inform acquisition strategy (notably WhatsApp). Apple removed Onavo from the App Store August 2018 for violating data-collection policies. Facebook shut down Onavo entirely February 21, 2019 amid privacy backlash and FTC scrutiny.

Permutive

Permutive

Data Management & Audience Platforms

Permutive is a leading data management and advertising technology platform that helps publishers and brands to better understand and engage their audiences across the open web.

Customer Data PlatformIdentity ResolutionLondon, England
PlaceIQ

PlaceIQ

Acquired

Location Intelligence & Data Analytics

PlaceIQ is a pioneer in location intelligence, transforming raw location data into actionable insights for businesses. They provide a platform that helps brands, agencies, and publishers understand consumer behavior, measure campaign effectiveness, and make data-driven decisions based on real-world movement patterns. Their technology focuses on privacy-safe data to deliver precise audience targeting and attribution.

Attribution & AnalyticsIdentity ResolutionNew York, New York
S

SiteScout

Rebranded

Programmatic Advertising / Demand-Side Platform (DSP)

SiteScout was the first self-serve advertising platform for buying online banner ad space in real-time, pioneering programmatic display advertising.

Demand Side Platform (DSP)Programmatic PlatformToronto, Ontario
Versant Media Group

Versant Media Group

Premium Video Advertising & Media

Independent publicly traded media company (Nasdaq: VSNT) that Comcast spun off on January 2, 2026. It owns the USA Network, CNBC, MS NOW, Golf Channel, E!, Syfy and Oxygen cable networks and the Fandango, Rotten Tomatoes, GolfNow, GolfPass and SportsEngine digital platforms.

Connected TV PlatformVideo Advertising PlatformNew York, New York
4

4C Insights

Rebranded

Data Analytics & Media Technology

4C Insights was a social and TV advertising data, measurement and media-activation company. Mediaocean agreed to acquire it on July 13, 2020; its Scope product became part of Flashtalking, now Innovid by Mediaocean. It is unrelated to Scope3.

Social Media ManagementConnected TV PlatformChicago, Illinois
A

ABC News

Premium Publisher / Broadcast Media

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

Connected TV PlatformVideo Advertising PlatformNew York, New York
Adyoulike

Adyoulike

Acquired

Native Advertising

Adyoulike is a leading native advertising platform that connects publishers and advertisers through AI-powered, contextually relevant ad placements at scale.

Contextual AdvertisingNative AdvertisingParis, Île-de-France
Azerion

Azerion

Programmatic Advertising & Digital Entertainment

Azerion is a digital entertainment and media platform that combines content production with advertising technology. The company operates gaming properties, social entertainment sites, and a programmatic advertising platform serving brands across Europe and emerging markets.

Ad NetworkAmsterdam, North Holland
C

Crispin Porter + Bogusky

Creative Advertising Agency

Iconic creative advertising agency known for groundbreaking campaigns for Burger King, MINI Cooper, and other major brands, now operating as part of Stagwell Inc. (MDC Partners merged into Stagwell in 2021; the agency rebranded to "Crispin" in 2024).

Creative PlatformMarketing AgencyBoulder, Colorado
CrowdTangle

CrowdTangle

Defunct

Social Media Analytics (defunct)

CrowdTangle was a social media analytics tool acquired by Facebook November 2016 — provided journalists, researchers, and brands with monitoring tools for tracking content engagement across Facebook, Instagram, Reddit, and other platforms. Critical research tool for studying election misinformation, misleading content spread, and platform behavior. Shut down by Meta August 14, 2024 (~6 months after announcement) — controversial decision criticized by researchers and journalists.

Data & AnalyticsSocial Media Management
Drift

Drift

Acquired

Conversational Marketing & Sales Engagement

Drift is a conversational marketing and sales platform that uses AI-powered chatbots and live chat to engage website visitors in real time, accelerating pipeline generation for B2B companies.

Customer AcquisitionMarketing AutomationBoston, Massachusetts
Etsy

Etsy

Retail Media / E-Commerce Marketplace

Etsy is a global e-commerce marketplace focused on handmade or vintage items and craft supplies. It connects millions of buyers and sellers worldwide, offering a platform for unique and creative goods.

Marketplace TechnologyE-commerce MarketingBrooklyn, New York
H

Hanapin Marketing

Acquired

Paid Media / Performance Marketing Agency

Hanapin Marketing was a paid media and PPC agency in Bloomington, Indiana, known for the PPC Hero blog. It became part of Brainlabs in February 2020.

PPC ManagementMarketing AgencyBloomington, Indiana