Guillaume is an in-demand freelance drummer and percussionist. He has played live and in the studio for artists as diverse as Gary Barlow, Little Boots, Dan Koek (Les Miserables), Stealth, Rothwell, Xenomania, Mr Fogg, Stephen Dale Petit, Oliver Darley, Julia Gray, 2forJoy, ACM Gospel Choir, Billy Franks, Retrospective Live, Theory Of Machines…

He runs his own private studio, The DrumDrill studio, in West London, recording, programming drums and percussion tracks for various producers and songwriters as well as for adverts and library music.

He is also a band member of London outfit We-Are-Z currently touring UK and Europe promoting their upcoming album