Companies
3,694 companies in the AdTech ecosystem
Oracle Retail Analytics
Retail Analytics & Business Intelligence
Oracle's retail analytics solution providing data-driven insights for merchandising, customer behavior, and store operations within the retail industry.
Oracle Unity CDP
Customer Data Platform (CDP)
Oracle Unity CDP is Oracle's customer data platform that unifies customer data across channels to enable personalized marketing and advertising experiences.
Orbital Insight
AcquiredGeospatial Analytics / Location Intelligence
Orbital Insight was a geospatial analytics company that used satellite imagery and AI to provide location intelligence insights for various industries before being acquired by Unacast in 2023.
Orchid
Orchid is a decentralized, open-source, peer-to-peer VPN network that leverages blockchain technology and its native OXT cryptocurrency to provide a new model for internet privacy. It enables users to purchase bandwidth from a global network of providers, offering a more secure and private online experience.
Oribi
AcquiredMarketing Analytics and Attribution
Oribi was a no-code marketing analytics platform that helped businesses track conversions and user behavior without requiring developer resources — acquired by LinkedIn in 2022.
Oro Commerce
B2B eCommerce Software
OroCommerce is a specialized provider of open-source and enterprise-grade B2B eCommerce solutions designed specifically to address the complex requirements of business-to-business transactions. As part of the Oro Inc. family of products, the platform distinguishes itself through its emphasis on flexibility, customization, and scalability, enabling organizations to build sophisticated digital commerce experiences that accommodate intricate pricing structures, multi-tiered customer hierarchies,...
Ortto
Marketing Automation & Customer Data Platform
Ortto is a comprehensive marketing automation and customer data platform (CDP) designed to help businesses orchestrate personalized customer journeys across multiple channels. The platform consolidates customer data management, marketing automation, analytics, and messaging capabilities into a unified solution, eliminating the fragmentation that comes with using multiple disconnected marketing tools. By enabling companies to capture, consolidate, and activate customer data in real-time, Ortto...
Osano
Privacy & Consent Management
Osano is a privacy management platform that helps businesses comply with privacy regulations and protect user data.
Otter.ai
Otter.ai provides AI-powered voice transcription and meeting note-taking software that automatically transcribes, summarizes, and analyzes conversations in real-time.
OutboundEngine
Marketing Automation
OutboundEngine provides an automated marketing platform designed for small businesses, helping them generate leads and stay connected with clients. It offers services like automated email marketing, social media posting, and content creation to simplify marketing efforts for busy professionals.
Outbrain
RebrandedNative Advertising / Content Discovery
Outbrain is a leading player in the Content Discovery space, providing personalized content recommendations to users across a network of publisher sites.
OUTFRONT Media
Out-of-Home (OOH) Advertising
OUTFRONT Media is a leading out-of-home (OOH) advertising company operating billboards, transit displays, and digital signage across major U.S. markets.
Outgrow
Marketing Technology / Interactive Content
Outgrow is a no-code platform for creating interactive content like calculators, quizzes, and assessments for marketing and lead generation.
Outstream.video
Video Advertising / Publisher Monetization
Outstream.video is a video advertising platform specializing in outstream video ad formats that play outside of traditional video content, enabling publishers to monetize without pre-existing video inventory.
OutSystems
OutSystems is a low-code application development platform that enables rapid creation of enterprise-grade applications, not primarily an AdTech company.
Owler
Business Intelligence / Competitive Intelligence
Owler is a competitive intelligence platform that provides business data, insights, and alerts on companies. It offers a community-driven platform for users to contribute and access real-time information on private and public companies, aiding in sales, marketing, and competitive analysis.
Oxygen True Crime
Linear TV / Cable Advertising
True-crime cable network (rebranded from Oxygen Network). Versant Media Group subsidiary post-Jan 2026 spinoff.
Pacvue
Retail Media and E-commerce Advertising
Commerce acceleration platform specializing in retail media optimization and e-commerce advertising across Amazon, Walmart, Instacart, and other major retail marketplaces.
Padsquad
Rich Media & High-Impact Advertising
PadSquad is a New York-based mobile and digital advertising company specializing in high-impact, interactive ad formats for brand advertisers. The platform creates custom rich media and immersive ad experiences across mobile web, in-app, and desktop environments, with a focus on engagement metrics beyond standard viewability. PadSquad works with premium publishers and Fortune 500 brands to deliver formats that drive measurable brand lift.
Palantir
Enterprise Software - Big Data Analytics and AI Platforms
Palantir is a leading enterprise software company specializing in big data analytics and artificial intelligence platforms. The company provides sophisticated analytics infrastructure solutions that enable organizations to integrate, visualize, and analyze massive datasets from disparate sources. Palantir's platforms are designed to help government agencies, financial institutions, healthcare organizations, and commercial enterprises make data-driven decisions by transforming complex data int...
Palo Alto Networks
Cybersecurity and Network Security
Palo Alto Networks is a global cybersecurity leader specializing in next-generation firewall technology, cloud security, and advanced threat prevention solutions. Founded in the heart of Silicon Valley, the company has established itself as a pioneer in enterprise security, delivering comprehensive platforms that protect organizations against sophisticated cyber threats across networks, clouds, and endpoints. The company's approach integrates artificial intelligence and machine learning to pr...
Pandora
AcquiredAudio Advertising & Streaming
Pandora is a pioneering internet radio and music streaming platform known for its Music Genome Project-powered personalized radio stations, now operating as a subsidiary of SiriusXM.
Pandora Media
AcquiredAudio Advertising & Streaming Media
Pandora Media was a pioneering internet radio and music streaming platform that revolutionized personalized audio advertising before being acquired by SiriusXM in 2019.
Pangle
Mobile Advertising & App Monetization
Pangle is ByteDance's global mobile advertising network offering monetization solutions for app developers and publishers through native, video, and banner ad formats.