Gilles Christ occupies the position of Director-Sales & Marketing for GRENKE AG and General Manager for GRENKELEASING ApS, Co-Managing Director at GRENKE Business Solutions GmbH & Co. KG and Member-Management Board at GRENKELEASING Sp zoo (which are all subsidiaries of GRENKE AG). Gilles Christ is also on the board of GRENKE ALQUILER SL, GRENKE Service AG and Soval Entreprise Sociale Pour l'habitat du Val de Seine SA and Member-Management Board at GRENKELEASING Sp zoo.

In his past career he was General Manager for GRENKE Locazione Srl and General Manager at Grenkeleasing SRL.

Gilles Christ received an MBA from NEOMA Business School.