Companies
3,613 companies in the AdTech ecosystem
Equativ
Programmatic Advertising / Supply-Side Platform
Equativ is a global independent advertising technology company providing omnichannel monetization solutions for publishers and advertisers through its SSP, ad server, and programmatic platforms.
Equifax
Data & Identity / Audience Targeting
Equifax is a global data, analytics, and technology company best known as one of the three major consumer credit bureaus, increasingly leveraging its vast data assets for identity resolution, audience targeting, and marketing analytics in AdTech.
Erwin
Data Management Software
Erwin is an enterprise data intelligence software company providing data modeling, data governance, and enterprise architecture solutions for large organizations.
ESPN
Sports Media & Digital Advertising
ESPN is a leading sports media network offering live sports programming, news, and digital content, operating as a subsidiary of The Walt Disney Company.
ESPN+
Sports Streaming / SVOD
ESPN's streaming service launched April 2018. Standalone ESPN DTC streaming service launched August 21, 2025 ($29.99/month) brings full ESPN linear content to streamers. Major sports advertising surface.
Esri
Esri is a global market leader in geographic information system (GIS) software, web GIS, and geodatabase management applications. It provides a comprehensive platform for mapping, spatial analysis, and data management, serving diverse industries and organizations worldwide.
Essence
RebrandedMedia Agency / Programmatic Advertising
A global media agency and programmatic advertising specialist owned by GroupM, focused on data-driven media planning and buying for major brands.
EssenceMediacom
Media Agency / Planning + Buying
EssenceMediacom is WPP Media's largest agency network, formed January 31, 2023 from the merger of MediaCom + Essence. ~10,000 employees, $21B billings. Provides media planning + buying + technology services across 100+ markets. Major clients include Google, Procter & Gamble, Coca-Cola.
Ethyca
Privacy Technology / Data Governance
Ethyca provides privacy engineering and data governance software that helps companies automate privacy compliance, including consent management and data mapping.
Etsy
Etsy is a global e-commerce marketplace focused on handmade or vintage items and craft supplies. It connects millions of buyers and sellers worldwide, offering a platform for unique and creative goods.
Eulerian
Marketing Technology (MarTech) - Analytics & Attribution
Eulerian is a European-based marketing analytics and attribution platform that delivers comprehensive digital marketing measurement solutions tailored for enterprises and mid-market companies. The platform distinguishes itself by offering an integrated suite of tools that combines web analytics, multi-touch attribution modeling, tag management, and data activation capabilities within a single unified environment. This consolidated approach enables marketing teams to track complex customer jou...
Euromonitor
Market Research & Business Intelligence
Global market research provider delivering strategic intelligence, data, and analytics on industries, economies, and consumers worldwide.
EvaDav
Native Advertising & Push Notification Networks
EvaDav is a native advertising network specializing in push notifications, native ads, and popunder formats with a focus on performance marketing.
Evalueserve
Professional Services - Research & Analytics
Evalueserve is a global professional services provider specializing in research, analytics, and data management solutions for enterprises across multiple industries. The company delivers marketing intelligence, competitive intelligence, investment research, and business analytics services that enable organizations to make data-driven strategic decisions. With a focus on combining domain expertise with advanced analytics capabilities, Evalueserve serves clients ranging from Fortune 500 compani...
Everflow
Affiliate & Partner Marketing Technology
Everflow is a leading partner marketing platform that serves as critical infrastructure within the AdTech ecosystem, enabling businesses to track, manage, and optimize their performance marketing campaigns and affiliate partnerships. The company's sophisticated technology platform provides end-to-end visibility into marketing partnerships through advanced attribution tracking, real-time analytics, and automated partner management tools. Designed to handle complex tracking scenarios at scale, ...
Evergage
RebrandedPersonalization and Customer Data Platforms
Real-time personalization and customer data platform that delivers individualized experiences across web, email, and mobile channels.
Everyday Health
Healthcare Digital Media & Advertising
A leading digital health media company operating consumer health websites and providing healthcare marketing solutions for pharmaceutical and healthcare brands.
Evidon
AcquiredPrivacy & Consent Management / AdTech Compliance
Evidon was a pioneering digital privacy and data transparency company that helped brands and publishers manage online tracking disclosures and comply with global privacy regulations.
Evolv AI
Digital Experience Optimization & Experimentation Technology
Evolv AI is an enterprise-grade artificial intelligence platform that has transformed digital experience optimization through automated experimentation and evolutionary algorithms. The company specializes in enabling simultaneous multi-variant testing with intelligent, real-time traffic allocation that continuously adapts to direct users toward winning experiences. By leveraging advanced machine learning and evolutionary computation techniques, Evolv AI allows organizations to explore complex...
ExactTarget
RebrandedMarketing Automation & Email Marketing
Cloud-based digital marketing automation platform acquired by Salesforce in July 2013 for $2.5B and rebranded as the foundation of Salesforce Marketing Cloud. Pre-acquisition, ExactTarget was a publicly traded SaaS company (NYSE: ET) leading email + cross-channel marketing. Brand retired post-acquisition.
ExecVision
Conversation Intelligence / Sales Enablement
ExecVision is a conversation intelligence platform that analyzes sales and customer service calls to improve team performance and coaching effectiveness.
ExoClick
Ad Network / Ad Exchange
ExoClick is a Barcelona-based ad network specializing in performance-based advertising with a focus on adult and mainstream entertainment verticals.
Expedia
Travel Advertising & Media
Leading online travel marketplace offering flights, hotels, car rentals, vacation packages, and activities to consumers worldwide.
Expedia Partner Central
Travel Technology / Marketplace Enablement
Expedia Partner Central is Expedia Group's platform enabling lodging partners, vacation rentals, and activity providers to manage their listings, bookings, and performance across Expedia's travel marketplace.