Companies
3,616 companies in the AdTech ecosystem
WARC
Marketing Intelligence & Research
WARC is a global marketing intelligence service providing advertising best practices, case studies, and data to help brands and agencies make better marketing decisions.
Warner Bros. Discovery
Premium Video Advertising / Connected TV / Media Owner
Warner Bros. Discovery is a premier global entertainment and media conglomerate formed through the merger of WarnerMedia and Discovery, Inc. in April 2022. The company operates one of the world's most comprehensive portfolios of iconic entertainment, news, and sports brands, spanning film, television, streaming, and gaming. With a legacy dating back over a century through Warner Bros., the company combines premium scripted content and unscripted programming to serve audiences across more than...
WarnerMedia
RebrandedMedia Holding Company (defunct)
WarnerMedia was the AT&T-era name for the former Time Warner assets (2018-2022). Spun off from AT&T and merged with Discovery, Inc. on April 8, 2022 to form Warner Bros. Discovery. Brand retired 2022.
WarriorPlus
WarriorPlus is a leading online marketplace and platform designed for digital product vendors and affiliate marketers. It provides comprehensive tools for creating, selling, and managing digital products, primarily in the internet marketing and business opportunity niches. The platform connects product creators with a vast network of affiliates to promote their offers and drive sales.
Waterline Data
AcquiredData Governance and Management (Not AdTech)
Waterline Data was a data catalog and governance platform provider that used machine learning to automate metadata discovery and data cataloging before being acquired by Hitachi Vantara in 2019.
watsonx
Enterprise AI Platform
IBM watsonx is IBM's AI and data platform launched in May 2023 — the flagship brand for IBM's enterprise AI strategy. Three core components: watsonx.ai (model development + inferencing), watsonx.data (data store / lakehouse), watsonx.governance (model lifecycle, risk, compliance). Plus add-on products: watsonx Orchestrate (AI agents), watsonx Code Assistant, watsonx Assistant. Positioned as enterprise-grade alternative to OpenAI/Anthropic with on-prem deployment, IBM Granite foundation models, and open-source model access (Hugging Face partnership).
watsonx Code Assistant
AI Code Generation / Developer Tools
watsonx Code Assistant is IBM's AI-powered code generation and modernization tool. Specialized variants include watsonx Code Assistant for Z (mainframe COBOL → Java modernization), watsonx Code Assistant for Ansible (infrastructure-as-code authoring), and Red Hat Lightspeed (OpenShift configuration). Built on IBM Granite Code foundation models.
watsonx Orchestrate
AI Agents / Enterprise Workflow Automation
watsonx Orchestrate is IBM's AI agent platform for building and deploying autonomous business agents. Hosts the functionality formerly delivered as IBM Watson Assistant (now subsumed). Connects to enterprise systems (Salesforce, SAP, Workday, ServiceNow) via prebuilt actions and skills. IBM's answer to Salesforce Agentforce and Microsoft Copilot.
watsonx.ai
AI Studio / MLOps / Model Inferencing
watsonx.ai is IBM's enterprise AI studio for building, deploying, and managing generative AI and machine learning models. Successor to IBM Watson Studio. Provides foundation models (IBM Granite series, Llama, Mistral, etc.), fine-tuning, prompt engineering, and inferencing infrastructure. Available on IBM Cloud, AWS, and on-premises.
watsonx.data
Data Lakehouse / AI Data Platform
watsonx.data is IBM's open data lakehouse purpose-built for AI workloads. Combines data warehouse + data lake architectures with multi-engine query support (Presto, Spark, Db2). Designed to serve as the data layer for watsonx.ai foundation model training and AI agent workloads.
watsonx.governance
AI Governance / Risk Management / Compliance
watsonx.governance provides AI lifecycle management, risk monitoring, regulatory compliance, and bias detection for enterprise AI models. Tracks model lineage, performance drift, fairness metrics, and explainability. Critical compliance layer for enterprises subject to EU AI Act, NIST AI RMF, and other AI governance frameworks.
Wavemaker
Media Agency / Planning + Buying
Wavemaker is a global media agency under WPP Media (formerly GroupM). One of the four major WPP Media networks (with Mindshare, EssenceMediacom, T&Pm). 8,500+ people across 90+ markets.
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...
Wayfair Advertising
Retail Media
Wayfair Advertising is the retail media network of Wayfair, enabling home goods brands to advertise directly to high-intent shoppers on the Wayfair platform.
Waze Ads
Location-Based Advertising
Location-based advertising platform integrated into the Waze navigation app, enabling brands to reach drivers with contextually relevant ads based on their real-time location and route.
We Are Social
Social-first Creative Agency
Globally recognized social-first creative agency founded 2008 in London, with offices in 19+ countries spanning London, New York, Paris, Berlin, Milan, Madrid, Sydney, Singapore, Tokyo, Toronto, and São Paulo. Acquired by BlueFocus in 2013 and divested to Plus Company in May 2021 as part of the BlueFocus Western portfolio sale. Known for the annual Digital 2024 / Digital 20XX global social-media report series. Sources: Plus Company + Adweek + Wikipedia.
Web Decisions
MergedData Marketing & Omnichannel Services
Greensboro NC omni-channel data and marketing services firm acquired by Deloitte May 2017. Folded into Deloitte Digital. Sources: PR Newswire + Crunchbase.
Webdam
AcquiredDigital Asset Management
Digital asset management (DAM) platform acquired by Bynder, providing cloud-based solutions for organizing, managing, and distributing brand assets.
WebEngage
Marketing Automation / Customer Data Platform
WebEngage is a full-stack customer data and marketing automation platform helping B2C businesses drive retention and engagement across multiple channels.
Weber Shandwick
Public Relations & Communications
Top-tier global PR network; founded 2001 from merger of Weber Group (1987) and Shandwick. Survives post-Omnicom-IPG merger with same leadership; among the largest global PR firms.
Webeyez
Webeyez is a digital experience analytics platform that helps businesses understand and optimize their customer journeys. It provides real-time insights into user behavior, identifies pain points, and offers solutions to improve conversion rates and customer satisfaction.
Webflow
MarTech/Web Development Platform
Webflow is a no-code website builder and visual development platform that enables users to design, build, and launch responsive websites without writing code.
WebFX
Digital Marketing Agency with AdTech Components
WebFX is a prominent player in the AdTech ecosystem, offering a range of digital marketing solutions and innovative advertising technology. Their flagship product, AdTechFX, provides advanced programmatic advertising capabilities that help businesses optimize their digital campaigns across multiple channels. With a focus on data-driven strategies, WebFX leverages artificial intelligence, machine learning, and human expertise to deliver superior campaign performance and measurable ROI for its ...
Webgains
Affiliate Marketing Networks
Webgains is a global affiliate marketing network connecting advertisers with publishers across multiple markets, specializing in performance-based marketing solutions.