Who we are?


  • 1999: ATD Group creates ATCI to offer an outsourced IT service for its customers and promote the development of tailor-made solutions.
  • 2014: ATCI joins the WIKITREE group, created in 2011 – expert in strategy for finance professions
  • 2017: 25 employees accompany their clients in their digital transformation. They master perfectly the constraints of a demanding and complex environment to guarantee the performance and scalability of the information system over time.


Subsidiary of WIKITREE Group, a leading player in the insurance and banking sector, ATCI is made up of two areas of expertise: the Infrastructure division and the Application division.

WIKITREE Group brings together centres of competence and expertise to bring new solutions and respond to the evolutions of the current financial world. Co-founded by Philippe Afendulis and Michel Thibault, WIKITREE Group brings together:

  • ATCI: IT services – infrastructure and development
  • WIS: Insurance Services
  • WikiTree Consulting: Banking, finance and insurance consulting

More than 50 people from the various entities have been brought together within the group since 2014… In 2016, the turnover was 4.8 million euros at group level. Driven by a vision of long-term development, WIKITREE Group is now active in France, Belgium and Luxembourg.

Our team

Philippe Afendulis

Philippe Afendulis

Director of Development

Having a real added value, combining business and human values are its drivers.
Serial Entrepreneur, he likes challenges, building and developing new partnerships.
He is an expert in business development who always places ROI at the centre of his communication with his clients!
Innovate and be a force of proposal to be at the service of others, to know how to listen to better advance together!

His passion: the stars
He likes: seeing big

Michel Thibault

Michel Thibault

Technical Director

Private cloud, hosting, outsourcing, cost analysis and implementation of tailor-made solutions are his speciality. The professional experience acquired over the years allows him to fully understand the customer’s needs.
From his mathematical studies, he keeps the organizational rigour as well as the taste for developing new solutions to facilitate the use of IT tools.

His passion: old motorcycles
He likes: healthy food

Alexis Leblond

Alexis Leblond

Director of Operations

An ESIEA engineer, he leads the teams and assists clients in implementing cloud solutions, outsourcing and application development.
Serial manager, he likes technique as much as human relations, whether it is listening to customers or accompanying teams.

He likes:
- wines and in particular Chablis
- morning coffee
- to recharge his batteries in the countryside during weekends