Companies
4,253 companies in the AdTech ecosystem
The Home Depot, Inc.
Retail Media
The Home Depot is the largest U.S. home-improvement retailer (founded 1978, Atlanta). It operates Orange Apron Media, its retail media network (rebranded 2024), letting brands advertise across its digital and in-store properties.
Uber Technologies
AdTech / Location-Based Advertising / Mobility-as-a-Service
Uber Technologies is a global technology platform that has revolutionized urban mobility and logistics through its ride-sharing, food delivery, and freight services. Founded as a disruptor in the transportation industry, Uber has evolved into a multifaceted ecosystem serving millions of users across 70+ countries. Beyond its core mobility services, Uber has strategically positioned itself within the AdTech landscape through Uber Ads, leveraging its extensive first-party data and high-intent u...
Carmichael Lynch
Creative Advertising Agency
Carmichael Lynch is a Minneapolis advertising agency founded in 1962. Formerly part of IPG, it has been an Omnicom agency since Omnicom acquired IPG on November 26, 2025.
Alooma
AcquiredData Integration / ETL / Data Infrastructure
Alooma was a cloud data pipeline platform that enabled businesses to integrate, transform, and stream data into their data warehouses in real time — acquired by Google in 2019.
Artifact
AcquiredContent Discovery / News Aggregation
Artifact was an AI-powered news aggregation app founded by Instagram's co-founders that personalized content discovery before being shut down in 2024.
Dentsu Isobar
MergedDigital Marketing Agency
Dentsu Group digital agency in Tokyo, formed in January 2016 by merging Dentsu iX with Isobar Japan. It was absorbed into Dentsu Digital on 1 July 2021.
MS NOW
Cable & Streaming News Media
Cable and streaming news network, renamed from MSNBC on November 15, 2025, and part of Versant Media Group since Comcast spun Versant off on January 2, 2026. NBCUniversal sells its ad inventory under the One Platform banner through the 2026 and 2027 upfront cycles.
Rembrand
In-Content Advertising / AI Creative Technology
AI-powered in-content advertising company — inserts AI-generated virtual product placements into creator and CTV video; acquired creative-automation platform Spaceback in 2025.
Team Epiphany
AcquiredExperiential & Multicultural Marketing
Team Epiphany was a New York-based multicultural marketing and experiential agency known for bridging brands with diverse, influential consumer communities.
Anchor
RebrandedPodcast Technology/Audio Content Platform
Anchor was a podcast creation and hosting platform that made it free and easy for anyone to create, distribute, and monetize podcasts.
Audacy
Media & Entertainment - Audio Broadcasting & Streaming
Audacy is a leading multi-platform audio content and entertainment company operating one of the largest radio broadcasting networks in the United States. The company owns and operates a diverse portfolio of radio stations across major markets, complemented by a robust digital streaming platform and extensive podcast network. Audacy's stations span multiple formats including news, sports, music, and talk radio, reaching millions of listeners daily through both traditional broadcast and digital...
Best Buy Co., Inc.
Retail Media / Advertising
Best Buy is an American multinational consumer-electronics retailer (founded 1966). Its retail media network, Best Buy Ads (2022), reaches first-party electronics shoppers via on-site sponsored/display, the self-service My Ads platform, in-store, and off-site.
Branch Universal Ads
Mobile Measurement & Attribution
Branch Universal Ads is a mobile measurement and ad attribution platform that connects performance data across web and app environments, helping marketers trace app conversions back to the ads that drove them and gain a clearer picture of true campaign return on investment.
Conversant
AcquiredPersonalized Digital Advertising & Data-Driven Marketing
Conversant is a personalized digital advertising platform that delivers individualized marketing experiences across devices, combining data, technology, and media to connect brands with consumers at scale.
Isobar Japan
MergedDigital Marketing & Advertising Agency
Isobar Japan was the Tokyo-based Japanese agency of the Isobar digital network. In January 2016 it merged with Dentsu iX to form Dentsu Isobar, which was itself absorbed into Dentsu Digital on 1 July 2021.
Monetate
AcquiredMarketing Technology / Personalization & Experimentation
Monetate is a leading personalization and experimentation platform that helps enterprise retailers and brands deliver individualized customer experiences across digital touchpoints.
Sharpspring
AcquiredMarketing Automation & CRM
SharpSpring is a marketing automation and CRM platform acquired by Constant Contact in 2021, offering affordable tools for agencies and SMBs to manage leads, campaigns, and customer relationships.
Xaxis
MergedProgrammatic Advertising / Outcome Media
Xaxis is GroupM's programmatic advertising platform and outcome media specialist, providing data-driven digital media buying and optimization services globally.
Cossette
AcquiredCreative & Full-Service Advertising Agency
Cossette is a Canadian full-service creative agency founded 1972 in Quebec City — one of Canada's most awarded creative shops, with offices in Toronto, Montréal, Halifax, Vancouver, and New York. Acquired by Vision7 (its founders' own holding company) in 1995, then carried into BlueFocus (2017) and Plus Company (2021) as part of the Vision7 group. Notable clients include McDonald's Canada, General Motors, and BMO. Sources: Cossette + Wikipedia.
Grasp
AcquiredAd Analytics and Attribution
Grasp was an AdTech analytics and attribution platform that helped advertisers measure and optimize cross-channel campaign performance through advanced data intelligence.
Ipsos
Audience Measurement & Ad Effectiveness Research
Ipsos is a global market research and consulting firm that provides AdTech solutions to help clients better understand and engage their target audiences.
Ubimo
AcquiredLocation Intelligence / AdTech
Ubimo was a location intelligence and mobile advertising platform that leveraged real-world location data to enable targeted advertising campaigns.
VIOOH
Digital Out-of-Home (DOOH) Programmatic Advertising
Zeotap Data
AcquiredAudience Data & Identity Resolution
Zeotap Data is the third-party audience-data arm divested from Zeotap to Roqad on Sept 2 2025 (undisclosed terms). Zeotap retained its CDP business; Zeotap Data joined Roqad to strengthen its identity-data leadership in Europe.