Today, Denis Troch is the CEO of H-CORT Performance, mental coach for professional athletes, and a counselor for managers or CEO's. He is currently working with the professional cycling team FDJ-BigMat and many international athletes.
In 1978, Troch signed his first professional contract with the second division club team Red Star as goalkeeper. After playing for Paris SG B, Paris FC, and RCF Paris Denis Troch had to stop his career as a player for a broken arm. Troch decided to accept the post of goalkeeper coach for the RCF Paris.
Troch remained goalkeeper coach for RCF Paris until December 1989 when he took the position of head manager at Charleville low ranked in division 3. Troch maintain the club in Division 3 for his first season and almost obtain make the team go to Division 2 for his second season. During the summer of 1991, Artur Jorge hired Troch to be his assistant coach of Paris Saint-Germain. The two men worked together couple years ago at Racing Paris and accept the challenge at Paris Saint-Germain where they won the national championship in 1993–94.