Pierre-François Riolacci holds the position of Chairman of ISS Holding Paris SASU, Group Executive Vice President-Finance at ENGIE SA, Chief Executive Officer of ISS Facility Management SAS and Director & Chief Executive Officer-Europe at ISS World Services A.

He is also on the board of Koninklijke Luchtvaart Maatschappij NV, Compagnie d'Exploitation des Services Auxiliaires Aériens SA, ISS Global An and Iss Tesis Yonetim Hizmetleri A S and Chief Executive Officer-Europe & Director at ISS Facility Services, Inc.

He previously was Chief Finance Officer & Senior Executive VP at Veolia Environnement SA and Treasurer for Institut Veolia Environnement (a subsidiary of Veolia Environnement SA), Chief Financial Officer of Air France-KLM SA, Chief Executive Officer-Europe at ISS A, Controller at Elf Sanofi, Manager at Total Holdings SAS and Finance Controller at Elf Congo SA.

Pierre-François Riolacci received a graduate degree from Sciences Po.