Data Management Platform

Google Tag Manager is a free tag management system that bridges the gap between web marketing and web analytics.

Oracle Advertising was an American cloud-based consumer data collection, activation, and measurement platform for digital advertisers, formed when Oracle acquired Datalogix in December 2014, and it shut down in September 2024.

Productsup is a product-to-consumer (P2C) platform, founded in Berlin in 2010, that manages the full product content journey — from onboarding and standardizing supplier data to enriching, governing, and syndicating it across thousands of channels, including marketplaces, retailers, social platforms, and advertising destinations.

Time Warner, which eventually became Warner Bros. Discovery, was a media empire whose holdings included Turner (owner of CNN, TNT, TBS, and other cable channels), HBO, and the Warner Bros. studio.

Zeotap is an enterprise software company whose core product is a Customer Data Platform built to consolidate customer data from disparate systems into unified profiles that can then be segmented and pushed out to marketing and advertising channels.

Acxiom is a data and technology company that solves complex challenges for leading brands and agencies by building the foundation for AI-powered marketing and decisioning.

Amazon Marketing Cloud (AMC) is a secure, privacy-safe clean-room solution developed by Amazon that enables advertisers to perform advanced advertising measurement, audience building, and customer journey analysis using Amazon Ads signals and approved advertiser inputs.

Captify is a search intelligence company that ingests approximately 1 billion searches daily from over 6 million websites across 2 billion devices, making it the largest holder of first-party search data outside the walled gardens.

Claritas is a data-driven marketing optimization company that unifies identity, AI, and proprietary consumer data to help marketers reach targeted audiences, personalize engagement, and drive measurable ROI.

Clearbit is a B2B marketing intelligence company, founded in 2014 and headquartered in San Francisco, that built its reputation on developer-friendly APIs for data enrichment and prospecting, as well as on its Reveal product, which uses IP-to-company matching to de-anonymize website traffic so revenue teams can identify which businesses are engaging with their digital properties.

Comcast Cable is Comcast Corporation's US cable and broadband business, selling internet, TV, phone and wireless service to consumers under the Xfinity brand.

Databricks Data Intelligence Platform is a data and AI company that combines a unified intelligence platform with out-of-the-box integrations to an ecosystem of leading marketing and technology solution providers.

Dentsu Aegis Network, now operating as Dentsu International, was a multinational media and digital marketing communications company headquartered in London and a wholly owned subsidiary of the Japanese advertising firm Dentsu, which rebranded the network in October 2020.

Disney Audience Graph is a proprietary, fully in-house-built first-party data platform that powers audience targeting, planning, buying, and measurement capabilities for advertisers across Disney's portfolio of media properties.

Adara is a global travel data platform that transforms loyalty program data into actionable insights for brands. It leverages billions of data points from travel and hospitality companies to help marketers understand, reach, and engage high-value customers.

Adbrain was a cross-device identity resolution platform that helped advertisers track and target users across multiple devices, acquired by The Trade Desk in October 2017 to enhance its proprietary device graph capabilities.

Social bookmarking and sharing widget company acquired by Oracle in January 2016 for $200M. Pre-acquisition, AddThis was on millions of websites and provided social-share buttons + audience data. Used by Oracle to enrich Data Cloud audience profiles. Shuttered by Oracle around 2018-2020 as third-party tracking declined; fully retired by 2024 advertising-business shutdown.

Amobee was a leading omnichannel advertising platform that rebranded to Tremor International's Nexxen in 2023, having previously served as Singtel's global digital marketing technology arm.

Open-source REST Iceberg catalog. Originated at Snowflake; donated to Apache Software Foundation August 2024. v1.0 incubating July 2025. Direct competitor to Databricks Unity Catalog.

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

Census is a leading Reverse ETL platform that syncs customer data from data warehouses to operational tools like CRMs, marketing automation, and support platforms. It empowers business teams to activate their data for personalized customer experiences without needing engineering resources.

Choreograph is WPP's data company — formed April 2021 from the merger of Wunderman Thompson Data + GroupM MPlatform. Provides audience data, identity, and analytics infrastructure across all WPP agencies. Now part of WPP Media (post-2025 GroupM rebrand).

Privacy-first data collaboration product family (encompasses devtodev + oolo integrations).

AudienceProject is a European data management and audience measurement company providing cookieless targeting and insights solutions. The platform combines survey-based data collection with contextual signals to enable audience targeting and campaign measurement without third-party cookies.

Audigent is a data activation, curation, and identity solutions platform that helps publishers and advertisers maximize the value of their first-party data.

Avo is a product analytics governance platform founded in 2018 that helps companies ensure data quality and consistency across their digital products. The company provides a collaborative workspace where product managers, engineers, and data analysts can plan, implement, and verify product analytics tracking. Avo's platform acts as a single source of truth for tracking plans, preventing bad data from entering analytics systems through code generation, type-safe analytics wrappers, and real-ti...

Complementics is a data-driven marketing solutions provider, specializing in audience segmentation, activation, and measurement. They empower businesses to optimize campaign performance and reach ideal customers across various digital channels.

Cxense was a data management and personalization platform that provided content intelligence and programmatic advertising solutions for digital publishers and marketers.

Datameer is a SaaS-based data transformation and analytics platform designed for Snowflake, enabling business users to prepare and analyze data without extensive coding.

Datavolo was a data integration and pipeline platform purpose-built for unstructured and AI-ready data workflows, acquired by Snowflake in 2024 to strengthen its data engineering and AI infrastructure capabilities.

Datawiza provides a no-code, cloud-native access proxy that helps enterprises modernize their legacy applications for SSO, MFA, and access management. It simplifies the migration of on-premise applications to the cloud by integrating with modern identity providers like Okta, Azure AD, and Auth0.

Adobe's enterprise data management platform (DMP) that unifies audience data from multiple sources to enable targeted advertising and personalized customer experiences.

Alation is a data catalog and data intelligence platform that helps organizations find, understand, and govern data.

Datanyze is a B2B sales intelligence and lead generation platform that provides technographic data and contact information to help sales and marketing teams identify and reach their ideal prospects.

Dun & Bradstreet is a global leader in business data and analytics, providing the D-U-N-S Number system and data-driven solutions that power B2B identity, risk assessment, and audience targeting across the AdTech ecosystem.

Privitar is a data privacy software company that helps organizations protect sensitive data and enable its safe use. They provide a platform for data provisioning, de-identification, and access control to help enterprises unlock the value of their data while maintaining privacy and compliance.

Talend is a cloud data integration and data integrity platform that helps organizations connect, transform, and govern data across hybrid and multi-cloud environments. Acquired by Qlik in 2023, it continues to operate as a distinct product suite.

1WorldSync is a global product content syndication network that enables brands and retailers to share and synchronize product information across the supply chain.

Amazon's clean room and data collaboration platform enabling publishers to activate Amazon's first-party signals for more effective programmatic advertising.

Aqfer is a marketing data infrastructure company that provides a cloud-native data management and identity platform for AdTech and MarTech operators. It offers a configurable data layer that helps ad tech companies build scalable audience and identity solutions on top of major cloud providers. The platform is designed for enterprises that need to internalize data management rather than rely on third-party DMPs.

Ataccama is a global software company offering a unified platform for data management and governance. Its AI-powered solution integrates data quality, master data management, data governance, and data catalog capabilities, enabling organizations to achieve trusted data and make informed business decisions.

Amazon Web Services’ data clean room service for privacy-safe data collaboration.

Baidu Mobile Ads is China's dominant mobile advertising platform, leveraging Baidu's search engine and AI capabilities to connect advertisers with hundreds of millions of mobile users across its ecosystem.

Boomi — recorded in ATDb as the acquirer/parent of one or more AdTech companies (s375 lineage backfill).

Contentgine is a B2B content-based intent data and demand generation platform that tracks which business professionals are actively consuming specific content topics to identify in-market buyers. It operates the world's largest content library for B2B technology and uses engagement signals from content consumption to generate high-intent leads and audience segments for B2B advertisers. The platform bridges content marketing and B2B programmatic advertising through intent-driven targeting.