Born in 1959, Yann Grolimund is a graduate of the Rouen Business School (ESC).
He began his career at PwC (audit and consulting) where he became a chartered accountant. He then joined Capgemini (information systems) in 1987 as CFO of a subsidiary. Transferred to New York, he took part in the drive to expand the consulting business, serving as Chief Administrative and Financial Officer, Europe from 1992 to 1994. In 1994 he moved to the Capgemini Group's M&A unit. In 1997, he was appointed head of a Business Unit specialising in software integration and was then made responsible, as CFO, for working with Cisco to set up a global joint venture focused on the telecommunication sector.
Appointed Chief Administrative and Financial Officer of Freyssinet in 2003, he worked on the tie-up with Soletanche in 2008, focusing on simplifying organisational structures and harmonising and modernising information systems, coordination tools and management procedures. As an active participant in the international expansion plan, he was involved in a large number of acquisitions. He was named Executive Vice President of Soletanche Freyssinet in 2011. He was appointed Chief Administrative and Financial Officer of VINCI Construction in July 2015.