Trustelem is a French independent company headquartered in Paris. It was founded in 2013.

Our vision

No system can be truely secure if not fully masterized by all people involved, may it be end-users, administrators or the solution provider. Developing easy-to-use systems, making them simple to configure and keeping our production processes clean and straightforward are the very heart of our mission.

Our team

Trustelem is led by its two founders, Grégory Haïk and Vincent Vanackère.

Grégory Haïk

Grégory Haïk is Trustelem CEO. He holds a MS degree (Ecole Normale Supérieure de Lyon) and a Ph.D. in Computer Science. His Ph. D. dissertation focused on software engineering of industrial applications. During his career, Grégory held various positions in embedded systems, information systems and security at Thales and EADS (now Airbus).

Vincent Vanackère

Vincent Vanackère is Trustelem CTO. He holds a Ph.D. in Computer Science. His Ph. D. dissertation focused on cryptographic verification of cryptographic protocols. Vincent is an expert in software development, computer security and open source software. He has conducted developments in several innovating companies.

Simon Kesteloot

Simon Kesteloot is a Research and Development engineer. His holds an Engineering Degree from Polytech Tours. Simon is in charge of web application and development of security workflows. Simon is closely watching the technological innovation landscape and more specifically web, Cloud, new generation infrastructures and distributed systems.

Pierre Bailhache

Pierre Bailhache is a Research and Development engineer. He holds the CRYPTIS cybersecurity Master Degree. Pierre is in charge of mobile developments, security protocols and federated applications. Pierre's expertise encompasses many aspects of IT security, including web and mobile secure app development, cryptography, network and system hardening, and vulnerability analysis.

Our values

Technological partnerships

Trustelem Integrators

Institutional Partnerships