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Companies

2,961 companies in the AdTech ecosystem

OpenX

OpenX

Programmatic Advertising / Ad Exchange / SSP

OpenX is a global leader in digital advertising technology, helping publishers and buyers monetize their digital assets through a suite of programmatic tools and solutions.

Supply Side Platform (SSP)Ad ExchangeLos Angeles, California
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Opera

Browser-based Advertising & Mobile AdTech

Opera is a global web browser company with a significant advertising business, operating ad platforms and monetization solutions across mobile and desktop browsers.

Mobile Ad PlatformProgrammatic PlatformOslo
Opera Ads

Opera Ads

Subsidiary

Browser-Based Advertising

Opera Ads is the advertising division of Opera, offering native advertising and performance marketing solutions across Opera's browser ecosystem and partner network.

Mobile Ad PlatformAd NetworkOslo
Optable

Optable

Data Collaboration & Clean Room Technology

Optable is a data collaboration platform providing privacy-first audience and measurement solutions for publishers and advertisers. The company offers clean room technology, identity resolution, and data activation tools designed for the cookieless advertising ecosystem.

Privacy TechnologyMontreal, Quebec
Opteo

Opteo

PPC Management & Optimization

Marketing AnalyticsPPC ManagementLondon, England
Opticks Security

Opticks Security

Cybersecurity - Fraud Prevention & Detection

Opticks Security is a cybersecurity technology company that specializes in advanced fraud prevention and detection solutions designed for digital-first businesses operating in high-risk online environments. The company's platform leverages a sophisticated combination of behavioral analysis, machine learning algorithms, and device fingerprinting technologies to identify and mitigate fraudulent activities in real-time. This includes protection against account takeover attempts, payment fraud, i...

Ad Fraud Prevention
Optimizely

Optimizely

Subsidiary

Digital Experience Platform / Marketing Technology

Optimizely is a digital experience platform (DXP) that provides experimentation, content management, and personalization solutions for enterprise brands.

AI-Powered PlatformMarketing AnalyticsSan Francisco, California
Optimizilla

Optimizilla

Image Optimization / Web Performance

Optimizilla is a free online image optimization tool that compresses JPEG and PNG files while maintaining visual quality.

Creative Platform
OptiMonk

OptiMonk

Conversion Rate Optimization (CRO) / Marketing Technology / E-commerce SaaS

OptiMonk is a conversion optimization and personalization platform that helps e-commerce businesses and websites increase sales and reduce cart abandonment through targeted popups, messages, and personalized experiences. The company provides a comprehensive suite of tools including exit-intent technology, A/B testing, and behavioral targeting to engage visitors at critical moments in their customer journey. OptiMonk serves thousands of online businesses globally, from small e-commerce stores ...

Marketing TechnologyE-commerce MarketingBudapest, Hungary
Optimove

Optimove

Marketing Technology / CRM Marketing Automation

Optimove is a leading customer relationship management (CRM) platform that helps businesses drive growth through personalized, data-driven marketing campaigns.

Customer Data PlatformAI-Powered PlatformTel Aviv, Tel Aviv District
Optmyzr

Optmyzr

Digital Advertising Technology / MarTech / PPC Management Software

Optmyzr is a leading provider of pay-per-click (PPC) management software solutions that serves as critical infrastructure in the digital advertising technology ecosystem. The company has developed a comprehensive suite of automation and optimization tools that enable digital marketing professionals to streamline their advertising operations across major platforms including Google Ads, Microsoft Advertising, and Amazon Ads. The platform leverages advanced algorithms and machine learning capabi...

Marketing AnalyticsPPC Management
Oracle

Oracle

Enterprise Software and Cloud Computing

Oracle Corporation is a multinational computer technology corporation headquartered in Austin, Texas, and is one of the world's leading enterprise software companies. The company specializes in developing and marketing database software and technology, cloud engineered systems, and enterprise software products, particularly its own brands of database management systems. Oracle has evolved from a database company to a comprehensive cloud solutions provider, offering integrated cloud applicatio...

Customer Data PlatformMarketing CloudAustin, Texas, United States, California
Oracle Advertising

Oracle Advertising

Defunct

Data Management Platform / Advertising Technology

Oracle Advertising was Oracle's data-driven advertising platform that leveraged first-party data from Oracle's extensive database to enable targeted digital advertising across channels.

Identity ResolutionData Management PlatformRedwood City, California
Oracle BlueKai

Oracle BlueKai

Defunct

Data Management Platform (DMP)

Oracle BlueKai was a leading data management platform (DMP) that enabled marketers to collect, manage, and activate audience data for targeted advertising before being shut down by Oracle.

Identity ResolutionData Management PlatformRedwood City, California
Oracle Commerce

Oracle Commerce

Subsidiary

Ecommerce Platform

Oracle Commerce is an enterprise ecommerce platform that provides cloud-based solutions for B2B and B2C digital commerce experiences as part of Oracle's Customer Experience (CX) Cloud suite.

Commerce TechnologyMarketplace TechnologyAustin, Texas
Oracle Data Cloud

Oracle Data Cloud

Defunct

Data Management Platform (DMP) / Audience Data

Oracle Data Cloud was a major data management platform that provided audience data and measurement solutions for digital advertising before being discontinued in 2020.

Attribution & AnalyticsIdentity ResolutionRedwood City, California
Oracle Eloqua

Oracle Eloqua

Subsidiary

Marketing Automation

Oracle Eloqua is an enterprise marketing automation platform that enables B2B marketers to create, deploy, and measure sophisticated multi-channel campaigns.

Marketing CloudMarketing AutomationAustin, Texas
Oracle Marketing Cloud

Oracle Marketing Cloud

Defunct

Marketing Technology / Marketing Automation

Oracle Marketing Cloud was Oracle's comprehensive marketing automation and data management platform that operated as a distinct brand until being rebranded and integrated into Oracle CX Marketing in 2017-2018.

Marketing CloudMarketing AutomationRedwood City, California
Oracle Moat

Oracle Moat

Acquired

Ad Measurement and Verification

Oracle Moat is an advertising measurement and analytics platform that provides attention metrics, viewability verification, and brand safety solutions for digital advertising campaigns.

Verification & MeasurementAd Fraud PreventionNew York, New York
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Oracle Retail Analytics

Subsidiary

Retail Analytics & Business Intelligence

Oracle's retail analytics solution providing data-driven insights for merchandising, customer behavior, and store operations within the retail industry.

Data & AnalyticsMarketing AnalyticsAustin, Texas
Oracle Unity CDP

Oracle Unity CDP

Subsidiary

Customer Data Platform

Oracle Unity CDP is Oracle's customer data platform that unifies customer data across channels to enable personalized marketing and advertising experiences.

Customer Data PlatformMarketing TechnologyAustin, Texas
Orbital Insight

Orbital Insight

Acquired

Geospatial 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.

Data & AnalyticsAI-Powered PlatformPalo Alto, California
Orchid

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.

Privacy Technology
Oribi

Oribi

Acquired

Marketing Analytics & Attribution

Oribi was a no-code web analytics and conversion optimization platform that simplified marketing attribution for SMBs before being acquired by LinkedIn in 2022.

Data & AnalyticsAttribution & AnalyticsTel Aviv, Tel Aviv District