Companies
3,690 companies in the AdTech ecosystem
Datavolo
AcquiredData Integration & AI Infrastructure
Datavolo was a data integration and pipeline platform purpose-built for unstructured and AI-ready data workflows, acquired by Cisco in 2024.
DataWeave
E-commerce Intelligence / Retail Analytics
DataWeave is a leading competitive intelligence platform that helps brands and retailers optimize their e-commerce strategies. It leverages AI and machine learning to collect, analyze, and provide actionable insights on pricing, product assortment, promotions, and content across the digital shelf, enabling businesses to make data-driven decisions.
Datawiza
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.
Datawrapper
Data Visualization / Publishing Tools
Datawrapper is a powerful online tool that enables users, particularly journalists and data professionals, to create interactive and responsive charts, maps, and tables for publication. It focuses on simplicity and speed, allowing for quick and effective data visualization without requiring coding skills.
Dataxu
RebrandedDemand-Side Platform (DSP) / Programmatic Advertising
DataXu was a programmatic marketing platform that provided software for omnichannel campaign planning, execution, and optimization before being acquired by Roku in 2019.
Dato CMS
Dato CMS is a leading headless CMS that provides an API-first content management system for modern digital experiences. It empowers developers to build fast, secure, and scalable websites and applications by decoupling content from presentation, focusing on performance and flexibility.
DatoCMS
Content Management / MarTech Infrastructure
DatoCMS is a headless CMS platform that enables content teams to manage and deliver structured content across multiple digital channels and touchpoints.
Datorama
RebrandedMarketing Intelligence & Analytics
A marketing intelligence and analytics platform that unifies data from multiple sources to provide actionable insights for marketers, now part of Salesforce Marketing Cloud.
David&Goliath
Creative Advertising Agency
David&Goliath is an independent creative advertising agency known for bold, challenger-brand thinking and culturally resonant campaigns for major consumer brands.
DAZN
Sports Streaming & CTV Advertising
DAZN is a global sports streaming platform that delivers live and on-demand sports content directly to consumers via subscription.
dbt Labs
Data Infrastructure / Analytics Engineering
dbt Labs, formerly Fishtown Analytics, is the company behind dbt (data build tool), an open-source framework that enables data analysts and engineers to transform data in their warehouses using SQL. It provides a robust methodology for building, testing, and documenting data pipelines, fostering a more collaborative and efficient data workflow.
DDB Worldwide
MergedCreative 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.
Dealfront
B2B Sales Intelligence & Intent Data
Dealfront — recorded in ATDb as the acquirer/parent of one or more AdTech companies (s375 lineage backfill).
DealSignal
B2B Data Intelligence / MarTech
Decentriq
Data Clean Room / Privacy-Preserving Analytics
Decentriq provides a data clean room platform built on confidential computing technology, enabling secure data collaboration for privacy-preserving analytics and advertising.
Decibel
Digital Experience Analytics
Decibel is an enterprise-grade digital experience analytics platform that empowers organizations to deeply understand and optimize customer interactions across their digital properties. The company has positioned itself at the forefront of experience intelligence by capturing and analyzing digital body language—including micro-gestures, mouse movements, frustration signals, and engagement patterns—to provide actionable insights that traditional web analytics tools cannot deliver. Through adva...
Decoded Advertising
AcquiredCreative & Data-Driven Advertising Agency
Decoded Advertising was a New York-based independent creative agency specializing in data-driven advertising, later rebranded as part of its evolution within the broader agency landscape.
DeepCrawl
SEO Technology / MarTech
DeepCrawl is a specialized technical SEO platform that provides enterprise-grade website crawling and analysis capabilities to help businesses optimize their search engine visibility and performance. The platform serves as a comprehensive solution for identifying, diagnosing, and resolving technical SEO issues at scale, enabling digital marketing teams, SEO professionals, and web developers to maintain optimal website health. By simulating search engine crawlers, DeepCrawl provides deep insig...
DeepIntent
Healthcare Advertising Technology
DeepMind
Artificial Intelligence
DeepMind is an AI research laboratory focused on artificial intelligence and machine learning, operating as a subsidiary of Google's parent company Alphabet Inc.
DeepSync
Dynamic Creative Optimization / TV Advertising Technology
DeepSync provides one-to-one advertising technology that enables brands to deliver personalized TV and video ads at scale. The platform specializes in dynamic creative optimization for linear TV, addressable TV, and streaming environments.
Deezer
Digital Audio Streaming / Digital Media Publishing
Definitive Healthcare
Healthcare Intelligence/Analytics (not AdTech)
Delighted
AcquiredCustomer Experience & Feedback Management
Delighted is a customer experience (CX) platform that makes it easy to collect and act on NPS, CSAT, CES, and other feedback surveys — now part of Qualtrics.