Grouve started his career in 1985 as co-driver for Peter van Merksteijn Sr. in the Audi 80 quattro and the Ford Sierra Cosworth in the Dutch rally championship.
The team ran in 2005 a Spyker C8 Spyder GT2-R during 2 races in the Le Mans Series and the ALMS 12 Hours of Sebring.
In 2008, Grouve became director of the newly formed team of Van Merksteijn Motorsport which won the 24 hours of Le Mans and the Le Mans Series in LMP2 with the Porsche RS Spyder driven by Jos Verstappen, Jeroen Bleekemolen en Peter van Merksteijn.
From 2007 through to 2011, Gerard Grouve was involved in the World Rally Championship as team manager for father and son Peter van Merksteijn.
Gerard Grouve has been involved in the start of the successful rally career of many Dutch drivers like Peter van Merksteijn Jr., Bernhard Ten Brinke and Dennis Kuipers.