Marcil was killed in the earthquake in Haiti on January 12, 2010(8 days shy of his 66th birthday). He had just arrived in Port-au-Prince on a business trip for his current employer, the Montreal engineering firm Groupe SM International. On January 23, his wife confirmed that Marcil's body had been found in the rubble of the Hôtel Montana. He had died instantly, on the fifth floor of the hotel.