Companies
4,251 companies in the AdTech ecosystem
Lumoa
Customer Experience Analytics / MarTech
Lumoa is a customer intelligence platform that uses AI to analyze customer feedback and experience data, helping businesses improve customer satisfaction and retention.
Media by Mother
Media Planning & Buying Agency
Independent media-planning and buying agency launched January 2021 in New York by Mother, with London office added later. Operates independently from Mother's creative practice. CEO David Gaines (ex-WPP). Sources: Adweek (launch coverage) + Digiday ("Why Mother is getting into the media business").
Moz
AcquiredSEO & Search Marketing Software
Acquired by iContact in 2021, Moz is a leading SEO software platform offering tools for keyword research, link building, site auditing, and rank tracking trusted by marketers worldwide.
News America Marketing
RebrandedShopper Marketing & Promotions
News Corp shopper-marketing subsidiary (1988-2020). Operated SmartSource coupon inserts, FSI (free-standing insert) advertising, and in-store marketing programs. Sold to Charlesbank Capital Partners May 5, 2020 and renamed Neptune Retail Solutions.
Ninetailed
AcquiredPersonalization & Experimentation
Ninetailed was a composable personalization and experimentation platform for headless and composable digital experiences, acquired by Contentful in 2023.
OpenXSelect
Programmatic Advertising / Supply-Side Platform
OpenX advanced supply-side targeting and curation platform for brands and agencies. Launched July 16 2025.
Panoply
AcquiredData Infrastructure / Analytics
Panoply was a cloud data warehouse platform that automated data collection, storage, and analysis — later acquired by Sisense to bolster its data infrastructure capabilities.
RentPath
AcquiredReal Estate Digital Advertising & Marketplace
RentPath was a leading digital marketing and software solutions provider for the rental housing industry, operating major apartment listing platforms including Apartment Guide and Rent.com.
Results by OpenX
Programmatic Advertising / Ad Curation
OpenX's suite of AI curation tools. Its models score bid requests in real time and pass advertisers the inventory most likely to meet a campaign goal. It launched in May 2025 and is available inside OpenXSelect.
Roku Curate
CTV Audience Curation
Roku Curate is Roku's data + audience curation product launched April 2026. Streamlines CTV advertising and data access for buyers. Rolls into Roku's ad-tech platform expansion alongside Roku Exchange (Nov 2025) and Roku Ads Manager (Sep 2024).
Roku Originals
Original Content / Streaming
Roku Originals is Roku's original content brand. Launched May 2021 with the acquisition of Quibi's content library (~75 shows, including The Fugitive, #FreeRayshawn) for under $100M. Features a mix of original Roku productions and former Quibi content.
Sailthru
AcquiredMarketing Automation & Personalization
Sailthru is a cross-channel personalization platform specializing in email, web, and mobile engagement for media and retail brands, now operating under Zeta Global following a $325M acquisition from Marigold.
Sleeknote
Marketing Technology / Conversion Rate Optimization
Sleeknote is a specialized conversion rate optimization (CRO) platform designed specifically for e-commerce businesses and digital marketing professionals seeking to maximize on-site engagement and reduce cart abandonment. The company provides an intuitive visual editor that enables marketers to create and deploy personalized, behavior-driven messaging campaigns including pop-ups, slide-ins, and contextual messages without requiring technical expertise or developer resources. Founded with a m...
Social Native
Creator Marketing / User-Generated Content (UGC) Technology
Social Native is an AI-powered user-generated content (UGC) and creator marketing platform that helps brands source, manage, and activate authentic content at scale.
Spotify for Creators
Podcast & Video Creator Monetization / AdTech
Creator platform for podcasters and video creators (rebranded from Spotify for Podcasters Nov 2024). Expanded to include video monetization via the Spotify Partner Program. Provides hosting, distribution, analytics, ad monetization (via SPAN), and the new video creator tools.
TikTok Creator Marketplace
RebrandedInfluencer Marketing
Creator-brand matchmaking platform. Sunset April 2025, replaced by TikTok One. Operations now under tiktok-one.
Topsort
Retail Media / E-commerce Advertising
Topsort is a technology company that specializes in providing AI-powered auction-based infrastructure for e-commerce and marketplace platforms. The company offers a comprehensive suite of tools that enable online retailers and marketplaces to monetize their traffic through sponsored product listings, search advertising, and personalized product recommendations. Their platform combines machine learning algorithms with real-time bidding technology to optimize product discovery while maximizing ...
Truera
AcquiredAI/ML Observability and Monitoring
AI observability + monitoring platform. Acquired by Snowflake May 2024 (closed ~July 2024). Powers Snowflake Cortex observability.
Unsplash
AcquiredContent Marketing & Creative Asset Technology
Unsplash is the world's leading platform for freely usable, high-quality photography, offering a massive library of contributor-submitted images under a permissive license.
Vidnami
DefunctVideo Marketing Technology
Vidnami was a cloud-based video creation tool that automated the production of marketing videos from text scripts, primarily serving content creators and digital marketers.
Vidyard
AdTech/MarTech - Video Platform Solutions
Vidyard is a leading video platform provider specializing in video enablement solutions for businesses, with a particular focus on the B2B segment. The company operates within the AdTech and MarTech ecosystems, offering comprehensive video hosting, creation, analytics, and personalization capabilities that empower organizations to leverage video content for advertising, marketing, sales, and communication purposes. Vidyard's platform enables businesses to create engaging video content, distri...
Webflow
Web Development & Marketing Technology
Webflow is a no-code website builder and visual development platform that enables users to design, build, and launch responsive websites without writing code.
Abernathy MacGregor
Strategic & Financial Communications / PR
Strategic and financial PR firm within the Havas Creative Network.
Adfuel
Programmatic Advertising
Adfuel is a Southeast Asian digital advertising platform and programmatic exchange focused on connecting advertisers with premium publisher inventory across Indonesia, Vietnam, Thailand, and the Philippines. It provides managed programmatic services, audience data solutions, and direct publisher partnerships tailored to APAC market dynamics. The platform serves both local and multinational brands seeking scaled reach in emerging Southeast Asian markets.