OneTrust provides comprehensive privacy, security, and data governance solutions that enable organizations to automate compliance with global privacy regulations while building customer trust and maintaining business operations.
Last updated Feb 8, 2026
Market leader in consent management and privacy compliance software with dominant market share in CMP space
OneTrust is a global leader in privacy, security, and data governance software that plays a critical role in the AdTech ecosystem by enabling organizations to manage consent and comply with privacy regulations like GDPR, CCPA, and other global privacy laws. Founded in 2016, the company has rapidly grown to become the dominant player in the consent management platform (CMP) space, which is essential for digital advertising operations. OneTrust's platform helps organizations collect, manage, and document user consent for cookies and tracking technologies, ensuring that advertising technology implementations remain compliant with evolving privacy regulations. Beyond consent management, OneTrust offers a comprehensive suite of privacy and data governance solutions including data mapping, privacy impact assessments, vendor risk management, and governance, risk, and compliance (GRC) tools. The company serves thousands of customers across various industries globally, including major brands, publishers, and AdTech companies that rely on its technology to balance personalized advertising with privacy compliance. OneTrust's significance in AdTech stems from its ability to bridge the gap between regulatory requirements and business operations, making it an essential infrastructure component for any organization involved in digital advertising and data-driven marketing.
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