Career
He competed at the 2001 Jeux de la Francophonie in Canada, and subsequently settled in Toronto. Kassap worked in a fish and chips shop while pursuing a career in running. He finished fifteenth in the 2008 London Marathon.
The same year Kassap changed nationality from Congolese to Canadian.
He had health problems which started later in 2008, when he collapsed mid-race in the Berlin Marathon. Kassap was diagnosed with ventricular fibrillation.
He slowly recovered, but in May 2011 he was forced to withdraw from another race. Kassap died on the next day at Sunnybrook Hospital.