About us

Houssem Assadi is the CEO of dejamobile, a French Fintech created in 2012. Dejamobile has become one of the leading providers of white-label solutions for digital payments in Europe. Before founding dejamobile, Houssem worked for Orange and was Director of the "security and trusted transactions" Orange lab from 2005 to 2012. His team delivered several projects dealing with NFC, mobile payments and security of networks, platforms and devices. Houssem is a graduate of ENSTA – ParisTech and holds a PhD in Computer Science from Paris 6 University. He started his career working for Electricité de France R&D Division, on Artificial Intelligence projects. He then joined the Bibliothèque nationale de France IT Department, working on large software development projects, before joining France Telecom / Orange R&D Division to be in charge of projects dealing with Customer Intelligence.

Bertrand is a telecommunications engineer and has been actively involved in the growth of mobile telephony services. Bertrand has held operational positions in information system security, production engineering, service platform development and mobile portal development within the Orange Group. Working with his Orange Labs team, he explored and developed new contactless and mobile technologies and services. Graduate of Paris University and ESIEE engineering school, Bertrand is co-inventor of several patents in the field of mobile services and won the “Mobile Marketing” award at the GS1 France summer school.

Ahmad began his career as project manager at Orange Labs where he led the development and deployment of Cityzi technical architecture in Nice. That was then the first launch of a mobile payment offer in Europe. Ahmad also actively contributed in various international standardization groups such as Global Platform and the GSMA. Graduate of ENSEEIHT engineering school and holder of a Master of Science from the Georgia Institute of Technology (Atlanta, USA), Ahmad is also co-inventor of numerous patents and contributor to technical specifications in the field of mobile and contactless.

François Enaud is a graduate from Ecole Polytechnique (1978) and Ecole Des Ponts et Chaussées. He started his career at Colas and joined Steria in 1983 where he worked for large transportation and telcos companies to develop Intelligent Transport Solutions and mobile communications systems in France and abroad. In 1997, François Enaud became CEO of Steria. After having proceeded to the listing of the company on the stock exchange accelerated its international development, François decided to merge Steria with Sopra to build a new European leader in the IT services field (3,5 Beuros of revenue).
François leaves the direction of the Group SopraSteria in 2015 and creates his own structure to invest in NewTech Companies, including dejamobile. François actively contributes to their development as Senior Executive Advisor.

Eric has 20+ experience in international business development and marketing in the software, cloud services and telecommunications industries. Before joining Dejamobile as CSO, Eric has held several senior management positions at Witbe (from start-up stage to successful IPO in 2017) and accompanied its development in more than 25 countries. Eric has also a strong background in IP & telecom working at Orange Business Services and other telcos. Eric holds a MSc in Business Strategy from Paris II Univercity and ESCP.

Gaëlle has started her career in Brussels, working with Odoo, a software editor company specialized in ERP systems. She has then joined the leading multinational software corporation SAP as Junior Marketing Manager for 2 years. In 2017, she has joined dejamobile and has been promoted to Chief Marketing Officer in December 2019. Gaelle is now driving all the communications and marketing operations in the company. This covers media relations, social media, branding, events, website development and employee advocacy. Gaelle is a highly motivated and passionate marketer used to work in fast-evolving and innovative environments. She has graduated from both the University of Nantes and Cardiff University with an International Trade Master’s degree.