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Mathieu Roche

Operator

Mathieu Roche is the CEO of ID5.

Last updated Oct 7, 2026 by the ATDb Editorial Team

Role
CEO & Co-Founder
Company
ID5
Based
London, United Kingdom
Boards
1
Connections
2

AI-drafted from public sources5 sources cited

Years in industry
18 years

Bio

Mathieu Roche is the CEO of ID5. ID5 provides adaptive identity technology that connects signals across environments to strengthen addressability and advertising effectiveness, supporting collaboration among advertisers, publishers, and technology partners. Before co-founding ID5 in 2017, he spent over a decade at European data specialist Weborama, where he led international development and launched its DMP offering worldwide, during which time the company expanded into roughly a dozen countries and grew from 3 to 30 million euros in revenue. At ID5, he has directed investment in machine learning technology to connect consented signals and generate persistent universal IDs. He holds a degree from Institut Commercial de Nancy and a Master of Science from the Georgia Institute of Technology. Source 1: adeconforum.com — Mathieu Roche Source 2: id5.io — Holding Identity to Higher Standards - ID5.io Source 3: adexchanger.com — Addressing Addressability, With ID5 CEO Mathieu Roche

Career

Roles with a cited source. All linked roles are in the Roles tab.

Expertise & education

Expertise

Identity ResolutionUniversal ID SolutionsCookieless AdvertisingProgrammatic AdvertisingPrivacy-Compliant AdvertisingAudience TargetingData ManagementGDPR Compliance

Education

  • Business/Engineering degree — specific institution not publicly confirmed

Recognition

Publications

  • Regular contributor to industry publications including Digiday, AdExchanger, and ExchangeWire on identity and privacy topics
Connection details