Companies
4,251 companies in the AdTech ecosystem
Near Intelligence
DefunctData Intelligence & Audience Analytics
Near Intelligence is a global data intelligence platform specializing in location-based audience insights and people intelligence, helping brands and agencies understand consumer behavior across physical and digital worlds.
NP Digital
Digital Marketing & Performance Advertising
NP Digital is a performance-driven digital marketing agency co-founded by Neil Patel, specializing in SEO, paid media, content marketing, and data-driven growth strategies for brands worldwide.
OpenWrap
Programmatic Advertising / Header Bidding
OpenWrap is PubMatic's header bidding wrapper for publishers. It was released in April 2016, expanded in 2017 into a Prebid.js-based hybrid client- and server-side wrapper, and later extended to mobile apps and OTT/CTV. In July 2026 PubMatic shelved the web version (OpenWrap Web), with a sunset planned for December, and named Playwire its recommended migration partner; the in-app OpenWrap SDK continues.
OUTFRONT Media
Out-of-Home (OOH) Advertising
OUTFRONT Media is a leading out-of-home (OOH) advertising company operating billboards, transit displays, and digital signage across major U.S. markets.
Rocket Fuel
MergedProgrammatic Advertising / Demand-Side Platform (DSP)
Rocket Fuel (acquired by Sizmek) was an AI-powered programmatic media buying platform that used predictive algorithms for ad targeting and optimization. The company specialized in programmatic display, video, and mobile advertising.
Showheroes
Video Advertising Technology
Showheroes is a video advertising technology company offering in-stream and outstream video solutions with semantic targeting capabilities. They provide video players, content creation tools, and programmatic video advertising for publishers and advertisers.
Smartclip
Video Advertising Technology / Connected TV (CTV) AdTech
A leading European video advertising technology platform specializing in programmatic video advertising and connected TV (CTV) solutions.
Takumi
AcquiredInfluencer Marketing
Takumi was an influencer marketing platform connecting brands with Instagram creators, acquired by Samy Alliance in 2022 to expand its global influencer marketing capabilities.
Uncommon Creative Studio
Creative Advertising & Brand Strategy
UK independent creative studio. Havas acquired a 51% majority stake July 2023; remains one of the most-awarded creative studios in the UK.
United Internet
Digital Advertising, Internet Services, Telco
United Internet is a German internet services conglomerate operating major consumer brands like 1&1, GMX, and WEB.DE, with significant reach into digital advertising through its high-traffic email and portal platforms.
video intelligence AG
CTV / Contextual Video Advertising (acquired)
video intelligence AG (vi) was a Swiss CTV + contextual video advertising platform acquired by Outbrain on November 22, 2021 for ~$55M. Brand integrated into Outbrain's video + brand offerings post-acquisition. Distinct from Vidora (the AI-personalization startup acquired by mParticle).
Walgreens Advertising Group
Retail Media
Walgreens Advertising Group is the retail media network of Walgreens, enabling brands to reach healthcare-focused consumers through digital and in-store advertising across one of America's largest pharmacy chains.
Walgreens Boots Alliance, Inc.
Retail Media & Health Advertising
Walgreens Boots Alliance is a pharmacy-led health-and-wellbeing holding company (formed by the 2014 Walgreens + Alliance Boots merger; taken private by Sycamore Partners, closed Aug 2025). It operates Walgreens Advertising Group, the retail media network (2020) built on myWalgreens loyalty data.
Wayfair
E-commerce / Online Retail / Home Furnishings
Wayfair is a leading e-commerce platform specializing in home goods, furniture, and décor, operating as one of the largest online-only retailers in the home furnishings sector. The company leverages a sophisticated digital marketplace model that connects consumers with thousands of suppliers, offering millions of products across multiple price points and styles. Through its data-driven approach and proprietary technology platform, Wayfair provides personalized shopping experiences, advanced v...
Adelaide
Ad Measurement and Analytics
Adloox
Ad Verification
Adloox is an ad verification and brand safety platform that helps advertisers ensure their digital ads are viewable, brand-safe, and free from fraud. Peer39 has owned it since June 2026.
AdProfy
DefunctDigital Advertising Technology / AdTech
AdProfy is a digital advertising technology platform that operates as a dual-sided marketplace connecting publishers and advertisers through specialized push notification and in-page push advertising solutions. The company addresses fundamental challenges in the modern digital advertising ecosystem by offering non-intrusive ad formats engineered to circumvent ad blockers and overcome banner blindness, while maintaining strict adherence to permission-based, opted-in audience engagement protoco...
Adstra
Data Onboarding & Identity Resolution
Adstra is a data connectivity platform that provides identity resolution, audience data, and data onboarding services for advertisers. The company helps brands connect first-party data with advertising platforms while maintaining privacy compliance.
Curata
AcquiredContent Marketing Technology
Curata was a content marketing platform that used AI and machine learning to help marketers discover, curate, and distribute relevant content at scale.
Domo
Business Intelligence & Marketing Analytics
Domo is a cloud-native software company that provides a comprehensive business intelligence (BI) platform. Its platform enables organizations to connect, transform, and visualize data from various sources, empowering users with real-time insights and tools for data-driven decision-making across the enterprise.
Harmonic
Video Infrastructure and Ad Insertion
Harmonic is a video delivery infrastructure company providing software and hardware solutions for cable operators, satellite, telco, and media companies to deliver broadcast and OTT video services.
INCRMNTAL
Marketing Measurement & Attribution
Marketing measurement and incrementality-attribution AdTech platform.
Infogroup
Data & Marketing Services
Infogroup is a data and marketing services provider offering business and consumer data, digital marketing solutions, and data-driven insights for sales and marketing professionals.
Jellyfish
Performance Marketing & Marketing Technology
Jellyfish is a marketing performance platform that helps brands optimize their digital marketing investments through data-driven insights and analytics.