Leadership Team

Jean-Noël de Galzain

CEO and founder of WALLIX
Jean-Noël de Galzain founded WALLIX in 2003. Under his leadership, the company became the first French cybersecurity company to be listed on the Paris Stock Exchange in 2015, and is also recognized as a European leader in the world of identity and access security. WALLIX’s track record over the past 20 years bears witness to its ambition to transform this Paris-based cybersecurity start-up into a European industrial mid-sized company. Committed to digital ecosystems, Jean-Noël is also Vice-Chairman of the Comité Stratégique de Filière “Industrie de Sécurité”, part of the French “Stratégie Nationale de Cybersécurité”. An entrepreneur, he also founded the Hexatrust group in 2014, of which he is Chairman. More recently, he created the Cyber Impacts Ventures fund, providing active support to start-ups operating in the cybersecurity sector.

Amaury Rosset

CFO and co-founder
Amaury began his career as a management controller in the Finance Department of Hachette Filipacchi Presse. He then moved on to positions of responsibility, notably as Asia-Pacific Project Manager and Publications Director for Hong Kong and China, where he was based for four years. On his return from Asia, Amaury Rosset founded X-LAB, an agency specializing in Web applications, which he subsequently sold to WALLIX, a company he co-founded alongside Jean-Noël de Galzain in 2003. Today, he is CFO of the Group, with the ambition of enabling WALLIX to become a European leader in identity and access cybersecurity, worldwide.

Eric Gatrio

Chief Revenue Officer
Eric Gatrio has been working in the software and IT services sector for over 30 years. Ingénieur des Mines de Nancy, he began his career in sales at IBM France before joining Oracle in the early 2000s. He successively held sales management roles with teams in France and Europe, in the Applications field (ERP, HR, Customer Experience), and took part in the rapid roll-out of SaaS offerings from 2015. He will also lead the implementation of new management and remote sales methods to accelerate sales in the ETI segment in Europe. Eric will join WALLIX in March 2023 as Chief Revenue Officer.


Chief Technology Officer
Mathias joins WALLIX in 2022 as Chief Technology Officer of the WALLIX Group, in charge of the R&D department. With a strong background in technology leadership, Mathias previously held the position of Vice President Technology at Enablon, where he oversaw global software engineering, R&D and the implementation of a transformation program. He was also Chief Product Officer at Canon Europe, and has held various positions within the Océ – Canon group, including Director of Software Development Programs and General Manager. A graduate of CentraleSupélec, Mathias holds a Master of Engineering.

Edwige Brossard

Product & Marketing Director
Edwige Brossard began her career with the Cap Gemini Group, one of the world’s leading IT consulting and services companies. In 2002, she joined the American software publisher DELL (EMC²) where, as Product Manager, she promoted several software lines on the global market. Five years later, as Marketing Director, she joined a start-up specializing in digital management of the “Smart City”. Through an acquisition, she joined the Engie group, where she was appointed Deputy Managing Director, a position she held until 2016, before joining WALLIX. Edwige holds a degree in Engineering (Polytech Angers), Innovation Marketing, Business School University of Missouri – USA.

Julien Cassignol

VP Global Business Strategy
Julien Cassignol has been active in the world of cybersecurity for some 20 years, first on a personal level through his involvement in open source software, then on a professional level. In his career, he has held several types of positions, from software developer to consultant, via after-sales services and pre-sales engineer in several major groups and publishers, including IBM and One Identity. He joined WALLIX in 2019 as head of the pre-sales organization, before moving to head of sales strategy in 2023. Julien trained as an engineer specializing in cybersecurity (Télécom ParisTech) and holds an Executive MBA from HEC Paris.

Delphine Schoffler

Human Resources Director
Delphine Schoffler Devevey benefits from solid expertise in the fields of human resources and consulting. Since 2018, she has held the role of Director of Human Resources, contributing to the growth of the WALLIX Group and the professional development of its employees. Before joining WALLIX, Delphine worked as Human Resources Manager at La Cité du Vin from 2015 to 2017, and as a consultant with firms such as the Boston Consulting Group and Exton Consulting. Delphine Schoffler Devevey is a graduate of HEC Paris and holds a Master’s degree in Law from the Université Panthéon Assas (Paris II).