Castelis
Get to know us better
Founded in 1999, Castelis is a French engineering firm specializing in the development of custom-made web solutions. We design, develop, deploy and maintain tools for industrial and tertiary companies.
Our technology partners
Technologies tailored to your environment
With more than 190 people in our teams, we can offer you solutions which use free or proprietary languages, our goal being to best adapt to your existing technical environment to offer you long-lasting solutions for your information system.
Our network of companies
Six expert companies ready to help you
In order to complete its offering and widen its scope of influence, in 2004 Castelis decided to acquire ILX Consulting, an infrastructure specialist, now merged with Castelis, and in 2014 Access it, based in Villeneuve d’Ascq, a Microsoft pure player.