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Companies

4,253 companies in the AdTech ecosystem

I

Iris Worldwide

Creative & Experience Network

London-born global creative-and-experience network valued at £80M when Cheil took an initial stake in 2014 with options to reach 100%. Operates across multiple continents focusing on participation-brand strategy, experiential, and content. Remains under Cheil ownership as of available reporting (the rumored 2024 divestiture is not corroborated in primary sources). Sources: Ad Age + Campaign UK.

London
LoopMe

LoopMe

Mobile & Video Advertising / Programmatic DSP

LoopMe is an AI-powered mobile advertising platform that uses machine learning to optimize campaign performance and measure brand outcomes. The platform offers programmatic buying, creative optimization, and advanced attribution solutions for mobile video and display advertising.

Mobile Ad PlatformLondon, England
M

MediaBank

Rebranded

Media Management Software

MediaBank was a leading media management and financial software provider for advertisers and agencies that merged with Donovan Data Systems in 2012 to form Mediaocean.

Marketing TechnologyChicago, Illinois
M

MightyHive

Rebranded

Programmatic Advertising & Marketing Technology Consulting

Programmatic media and advanced data services company founded in 2012 in San Francisco. Acquired by S4 Capital in December 2018 in a $150M deal — the second pillar (alongside MediaMonks) of Sir Martin Sorrell's post-WPP roll-up. Folded into the unified Media.Monks brand in August 2021; Media.Monks subsequently rebranded to Monks in July 2024. Historical brand: search now resolves to Monks.

Attribution & AnalyticsData Management PlatformSan Francisco, California
R

Rivr

Acquired

Programmatic Advertising / Bid Optimization

Machine-learning company acquired by Index Exchange June 8 2022 — IX's first acquisition. Tech integrated into IX bidding optimization.

AI-Powered PlatformSupply Side Platform (SSP)
Sensor Tower

Sensor Tower

Mobile Intelligence & Market Analytics

Sensor Tower is a leading mobile intelligence and market data platform providing app store analytics, advertising insights, and competitive intelligence for the mobile ecosystem.

Data & AnalyticsMarketing AnalyticsSan Francisco, California
S

Service Management Group (SMG)

Customer Experience (CX) Analytics

Customer experience research firm. Acquired location analytics startup Locately in August 2012, integrating mobile-survey + GPS-driven retail behavior data into its CX research stack. Stub created during session 163 drift sweep — surfaced as parent of Locately but missing from ATDb.

Customer Data PlatformMarketing AnalyticsKansas City, Missouri
Simpli.fi

Simpli.fi

Programmatic Advertising / Demand-Side Platform (DSP)

Simpli.fi is a leading programmatic advertising platform that enables advertisers to execute localized campaigns across various digital channels. It specializes in unstructured data and provides solutions for local, national, and multi-location brands to target audiences with precision with its demand-side platform (DSP).

Demand Side Platform (DSP)Location-Based AdvertisingFort Worth, Texas
S

Stitcher

Defunct

Podcast Advertising and Streaming

Stitcher was a podcast streaming platform and network that provided on-demand audio content and podcast advertising solutions before being shut down in 2023.

Audio AdvertisingSan Francisco, California
T

Tubi Media Group

Connected TV / Streaming Advertising

Fox digital-businesses umbrella created 2023 (includes Tubi + Credible Labs + other Fox digital assets). Paul Cheesbrough heads it.

Connected TV PlatformProgrammatic PlatformLos Angeles, California
W

We Are Social

Acquired

Social-first Creative Agency

Globally recognized social-first creative agency founded 2008 in London, with offices in 19+ countries spanning London, New York, Paris, Berlin, Milan, Madrid, Sydney, Singapore, Tokyo, Toronto, and São Paulo. Acquired by BlueFocus in 2013 and divested to Plus Company in May 2021 as part of the BlueFocus Western portfolio sale. Known for the annual Digital 2024 / Digital 20XX global social-media report series. Sources: Plus Company + Adweek + Wikipedia.

London
Wunderkind

Wunderkind

Identity Resolution & Behavioral Marketing

Wunderkind is a performance-driven marketing technology platform that specializes in identity resolution and personalized engagement solutions for the ecommerce sector. The company addresses one of digital commerce's most pressing challenges: converting anonymous website traffic into identifiable, revenue-generating customers. Through proprietary identity technology and sophisticated machine learning algorithms, Wunderkind can recognize and identify up to 40% or more of anonymous website visi...

Email MarketingCustomer Data PlatformNew York, New York
A

Adometry

Acquired

Marketing Attribution & Analytics

Adometry was a marketing attribution and analytics platform that helped advertisers measure cross-channel campaign performance before being acquired by Google in 2014.

Attribution & AnalyticsMarketing AnalyticsFoster City, California
A

Adtheorent

Acquired

Programmatic Advertising / Machine Learning AdTech

AdTheorent, now part of Cadent, was a machine learning-powered programmatic advertising platform that delivered predictive targeting and privacy-forward digital advertising solutions across display, video, and mobile channels.

Demand Side Platform (DSP)Programmatic PlatformNew York, NY, United States, New York
AppLovin Exchange (ALX)

AppLovin Exchange (ALX)

Programmatic Advertising Exchange

Mobile + CTV RTB exchange (OpenRTB 2.5). Connects DSPs to AppLovin's mediation supply. Integrated with The Trade Desk April 2022.

Mobile Ad PlatformCTV PlatformPalo Alto, California
B

BlueFocus Group

Integrated Marketing Services & AdTech

China's largest marketing services group and the world's 10th-largest by revenue. Founded July 1, 1996 in Beijing by Zhao Wenquan (Oscar Zhao); listed on Shenzhen Stock Exchange (SZSE: 300058) since 2010. 2024 revenue RMB 60.8B (~$8.3B; +15.55% YoY) with overseas revenue ~80% of the total — the group has repositioned to serve Chinese-brands-going-global. CEO Fei Pan. Once an aggressive Western acquirer (We Are Social, Vision7/Cossette, Fuseproject, Madhouse), BlueFocus divested its international agency portfolio to CDPQ + CVC Capital Partners in May 2021 (now Plus Company; BlueFocus retains a ~35% minority stake) and returned Fuseproject to founder Yves Béhar in 2023; today it concentrates on the Chinese-market core (Madhouse, Domob) plus the proprietary BlueAI multimodal AI marketing platform. Filed for Hong Kong dual listing July 2025. Sources: Wikipedia + Yahoo Finance + Bloomberg + Bamboo Works.

AI-Powered PlatformDemand Side Platform (DSP)Beijing
Canva

Canva

Creative & Design Software / Marketing Technology

Canva is an Australian visual-communication company whose browser-based design platform is used to create marketing, social and advertising assets. It acquired the stock-media libraries Pexels and Pixabay in 2019.

Creative Management PlatformCreative PlatformSydney, New South Wales
C

Clear Channel Outdoor

Out-of-Home (OOH) Advertising

Clear Channel Outdoor is a leading global out-of-home (OOH) advertising company operating billboards, street furniture, and transit displays across multiple continents.

Digital Out-of-HomeLocation-Based AdvertisingSan Antonio, Texas
DDB Worldwide

DDB Worldwide

Merged

Creative Advertising Agency

Iconic creative network ("Doyle Dane Bernbach") — one of the original Mad Men shops. Founded 1949 in New York. DDB was retired as a brand on Dec 1, 2025 by Omnicom post-IPG merger; clients and talent absorbed into TBWA Worldwide as part of the Q1 2026 consolidation that left BBDO, McCann, and TBWA as Omnicom's three creative pillars.

Creative PlatformMarketing AgencyNew York, New York
DigiTrust

DigiTrust

Defunct

Identity & Data Management

DigiTrust was an IAB Tech Lab initiative that provided a standardized, privacy-focused user identity solution for digital advertising, aiming to reduce reliance on third-party cookies.

Identity ResolutionPrivacy TechnologyNew York, New York
Forensiq

Forensiq

Rebranded

Ad Fraud Detection & Brand Safety

Forensiq was a leading ad fraud detection platform that used machine learning to identify invalid traffic and protect advertisers, publishers, and ad networks before being acquired by Impact in 2016.

Ad Fraud PreventionVerification PlatformNew York, New York
Hightouch

Hightouch

Data Infrastructure / Customer Data Platform / Reverse ETL

Hightouch is a reverse ETL (extract, transform, load) platform that helps companies sync their data from their data warehouses to their marketing, sales, and customer support tools. This enables real-time data synchronization and improves operational efficiency by automating data flows.

Customer Data PlatformMarketing AutomationSan Francisco, California
InfutorData

InfutorData

Identity Resolution & Data Enrichment

InfutorData is the consumer identity-resolution and data-enrichment business of ActiveProspect, formed by rebranding Verisk Marketing Solutions in April 2026. It revives the long-standing Infutor brand (identity resolution since 2003) and, with Jornaya/LeadiD, delivers identity, enrichment, and marketing-intelligence data.

Identity ResolutionData Management PlatformChicago, Illinois
K

Ketchum

Merged

Public Relations & Communications

Ketchum is a global public relations agency founded in 1923 and owned by Omnicom since 1996. In February 2026 Omnicom announced it would merge Ketchum with Golin to form Golin Ketchum.

Influencer MarketingMarketing AgencyNew York, New York