Dennis trains his own horses and horses for clients. He also teaches at all levels and gives clinics with the emphasis on groundwork and the dressage schooling for a jumping horse.

Next to the time that is spent riding and training the sport horses Dennis is very interested in breeding, he breeds each year a couple of foals and buys some promising youngsters.

He always has some of his own horses for sale but he can also be contacted for mediation or be consulted for purchase or sale of a horse.