Roy moved to Lauzon in 1943, where he worked with a shipbuilding company, later becoming a salesperson with another company. He opened his own hardware business in 1946 and then a construction company in 1951. Roy was also a member of the Saint-Jean-Baptiste Society.
Roy relocated to Lauzon in 1943, where he collaborated with a shipbuilding firm, subsequently transitioning into sales with another organization. He established his own hardware enterprise in 1946 and then a construction business in 1951. Roy was also an active member of the Saint-Jean-Baptiste Society.