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.

Chris Booth

Chris Booth is Trustelem’s Chief Marketing Officer. He holds a BSc degree (University of New South Wales) and postgraduate qualifications in Technology Management and Business Administration. During his career, Chris has driven growth in several entrepreneurial, technology-based business units (from startups to large multinationals) in Europe and the Asia-Pacific region.

David Demetrius

David Demetrius is Trustelem’s CFO. He is a fully qualified accountant and holds a Doctorate of Business Administration, with considerable experience in the management of and consultancy to companies (from SMEs to large multinationals) throughout Europe, the Middle East, Australia, USA and South East Asia. He has knowledge of a wide variety of industries including Information Technology, Telecommunications, Banking, Oil & Gas and Environmental Management.

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.

Paul Chaudy

Paul Chaudy is Trustelem's security officer. He holds an engineering degree from ECAM Lyon and a masters degree in computer security from INSA Lyon. As a quality assurance specialist with experience acquired in Nespresso and SNR groups, Paul is responsible for secure operational processes and in charge of Trustelem's Information Security Management System following the ISO 27001 standard.

Our values

Trustelem Integrators

Technological partnerships

Neowave develops authentication devices based on certified hardware solutions. Neowave's FIDO U2F devices are fully compatible with Trustelem and offers robust and driver-less authentication mechanisms.

InWebo offers robust and easy-to-use software authentication solutions, that are fully integrated with Trustelem.

Since 2005, Jamespot provides a cloud-based corporate social network. The solution enables to manage organizations collaboratively, speedup processes and streamline communication of companies, non-profit organizations and public sector agencies. is an online solution for business prospection. It focuses on leads, simplifies data collection, and frees up time for the business developer so as to focus on his relevent activity: setup deals.

YoolinkPro is a leading platform in the field of online collaboration. Acclaimed for its ease of use, the solution enables to setup a corporate social network, liven up an extranet franchised network or boost project-base team collaboration.

Blue note systems is a consulting and services company specialized in Customer Relationship Management (CRM). Official partner of SugarCRM, Blue note systems offers cloud-based CRM solutions covering all the needs of customer relationship management and provides business modules (Consulting, Education, Retail, Event industry, Corporate services, Real Estate, Industry, Transportation, Health ...).

BoondManager is a business and project management solution fully dedicated to IT consulting companies and software engineering companies. It fosters the management of all activities and particularly commercial, HR et administrative activities in a single, all-in-one application.

Jalios provides a coherent range of modular solutions with next-generation features: Enterprise Social Network (ESN), collaborative spaces, customized portal, Electronic Document Management (EDM) and Content Management System (CMS). is a SaaS solution providing status pages that present availabililty data of web applications and sites. Support teams input scheduled maintenance, incidents and other relevant information on StatusHub interface. This information is presented on a public on SAML-protected page.

CI-BOOK is a web-to-print software that supports you in the consistent implementation of Corporate Design projects like business cards, brochures, advertisements, company magazines or catalogues. It provides your partners with a tool they can use at any time and without design know-how, to create marketing documents quickly, simply and above all, error-free and conforming to the Style Guide.

Institutional Partnerships

Bpifrance supports Trustelem Cloud SSO solution.
Paris supports Trustelem Cloud SSO solution.
Arts et Métiers ParisTech supports Trustelem Cloud SSO solution.

Trustelem is a member of Eurocloud France.
Trustelem is a member of Cap Digital.