At CTO (Boardroom Media) we track over 1,000,000 startups and over 5,000,000 people who hold key positions in these companies. We use this directory of startups to highlight top employees, founders and board members we think deserve more appreciation than they are currently getting.
This list showcases the top Paris based CTO’ operating in the Identity Management space. If you think a CTO’ is missing from this list, feel free to contact our editor on [email protected].
The individuals on this list have been included because of exceptional performance in one of the following categories:
- Innovation – Operating as a key part in an extremely innovative business or startup.
- Growth – Operating as a key figure in the growth and upscale of a market leading business or startup.
- Management – Showing exceptional management skills.
- Societal impact – Putting their business on the map for their positive societal or environmental impact.
Our Data – We source our data from OSINT (open source intelligence) and public directories such as Crunchbase, SemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.

Jean-Christophe Fondeur
CTO of IDEMIA
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About IDEMIA, Safran: IDEMIA offers identity and security solutions for an increasingly digital and connected world.
Cedric Gestes
CTO of Tanker
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About Tanker: Tanker is a platform that offers an end-to-end encryption in the cloud.
Laurent Salat
Chief Technology Officer and Co-founder of Gravity.Earth
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About Gravity.Earth: Gravity.Earth allows anyone to create a secure, self-sovereign digital ID based on personal data.
Guillaume Partenet
CTO of ReachFive
Guillaume Partenet is the VP of product and software engineering at ReachFive.
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About ReachFive: ReachFive provides a cloud based customer identity and access management enterprise platform.
Guillaume Partenet
CTO of ReachFive
Guillaume Partenet is the VP of product and software engineering at ReachFive.
Follow Guillaume Partenet:
About ReachFive: ReachFive provides a cloud based customer identity and access management enterprise platform.