Companies
3,685 companies in the AdTech ecosystem
CBS Sports
Sports Media & Publishing
CBS Sports is a leading sports media division of Paramount Global, offering live sports broadcasting, digital streaming, and advertising solutions across multiple platforms.
Celebrus
Data Management Platform / Customer Data Infrastructure
Celebrus provides first-party data capture and identity resolution technology for digital customer experience optimization and fraud prevention.
Cellxpert
Affiliate Marketing Technology / Performance Marketing
Celtra
Creative Automation & Ad Creative Management
Celtra is a leading advertising technology company that provides a comprehensive platform for creating, managing, and optimizing digital advertising campaigns across multiple channels and devices.
Celum
Digital Asset Management (DAM) / Enterprise Content Management / MarTech
Celum is an established enterprise software provider headquartered in Austria, specializing in Digital Asset Management (DAM) solutions designed for mid-to-large organizations with complex content management requirements. Since its founding, the company has positioned itself as a strategic digital transformation partner, particularly strong in the European market, helping enterprises manage extensive digital content libraries including images, videos, documents, and marketing materials. The p...
Censhare
Censhare is a universal content management platform that helps companies manage, create, and deliver content across all channels. It integrates digital asset management (DAM), product information management (PIM), and content management system (CMS) functionalities into a single platform. This enables efficient content operations and personalized customer experiences for global brands.
Census
Data Infrastructure / Marketing Technology
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.
Centerbridge Partners
Private Equity
Centerbridge Partners is a global multi-strategy private investment firm based in New York, managing approximately $40B+ in capital. Acquired Acoustic (formerly IBM Watson Marketing) from IBM July 2019, taking the marketing technology assets private and rebranding them under the Acoustic name.
Centro
RebrandedDigital Advertising Software / AdTech Platform
Enterprise advertising software platform that was acquired by SteelHouse in 2017, providing workflow automation and campaign management solutions for digital advertising.
Ceros
Marketing Technology / Content Creation Software
Ceros is a cloud-based interactive content creation platform founded in 2012 that empowers marketers, designers, and content creators to build immersive digital experiences without requiring coding knowledge. The platform provides a drag-and-drop interface that enables users to create interactive infographics, ebooks, microsites, lookbooks, and other engaging content formats that go beyond static PDFs and traditional web pages. Ceros has positioned itself as a solution for enterprise marketin...
Certona
AcquiredE-commerce Personalization
Certona was a personalization and product recommendation engine provider for e-commerce and digital marketing, acquired by Kibo Commerce in 2017.
Chainlink
Chainlink is a decentralized oracle network that provides secure and reliable real-world data to smart contracts on any blockchain. It enables smart contracts to securely interact with off-chain data feeds, web APIs, and traditional bank payments, expanding their capabilities beyond the blockchain.
Chalice Custom Algorithms
Programmatic Advertising / AI-Powered AdTech
Chalice provides custom AI and machine learning algorithms for advertising optimization, audience targeting, and campaign performance. The company builds proprietary models for brands and agencies to improve programmatic advertising outcomes.
Chameleon
Chameleon is a product adoption platform that empowers SaaS companies to create personalized in-product experiences without code. It helps improve user onboarding, feature adoption, and overall product engagement through tools like product tours, tooltips, and microsurveys.
Chango
DefunctProgrammatic Advertising / Search Retargeting
Chango was a pioneering search retargeting and programmatic advertising platform that used search intent data to deliver highly targeted display ads before being acquired by Rubicon Project in 2014.
Channel Advisor
RebrandedE-Commerce & Multichannel Commerce Technology
ChannelAdvisor is a cloud-based e-commerce platform that helps brands and retailers optimize their online sales across marketplaces, digital marketing channels, and their own websites.
Channel Bakers
Retail Media and E-Commerce Advertising
US e-commerce and retail-media agency. Acquired by Havas February 2025 (majority stake), integrated into Havas Market within Havas Media Network.
Channel Factory
Brand Safety & Contextual Targeting
Channel Factory is a brand safety and contextual targeting platform specializing in YouTube and connected TV advertising, helping brands reach relevant audiences while avoiding harmful content.
Character.AI
Conversational AI / Consumer Technology
An AI chatbot platform enabling users to create and interact with AI-powered characters, now operating as a subsidiary of Google.
Chartable
AcquiredPodcast Analytics and Attribution
Chartable was a podcast analytics and attribution platform that helped publishers and advertisers measure podcast audience growth and ad performance before being acquired by Spotify in 2022.
Chartbeat
Content Analytics & Audience Intelligence
Chartbeat is a content analytics company that provides real-time data and tools for publishers to understand audience engagement. It helps editorial and business teams optimize content, improve reader attention, and maximize advertising revenue across various digital platforms.
Chartboost
AcquiredMobile In-App Advertising
Chartboost is a leading mobile advertising and monetization platform specializing in in-app advertising for gaming and app developers, now operating as a subsidiary of Zynga.
Charter Communications
TV & Streaming Advertising / Local & Regional Media
Charter Communications, Inc. is the second-largest cable operator in the United States, providing video, internet, voice, and mobile services under the Spectrum brand. Headquartered in Stamford, Connecticut. Co-owner (with Comcast and Cox) of the Ampersand multichannel ad-sales JV; its ad-sales arm Spectrum Reach is the operating subsidiary.
Chartio
DefunctBusiness Intelligence and Analytics
Chartio was a cloud-based business intelligence and data visualization platform that enabled non-technical users to explore and analyze data through an intuitive drag-and-drop interface.