Beauharnois, Quebec, Canada All businesses in Beauharnois, Quebec, Canada. Popular categories in Beauharnois, Quebec, Canada: Restaurants Automobile Social Services Optometrists Electric Contractors Insurance Appliances Government Offices Beauty Salons Churches Pharmacies Trucking View all categories Last updates in Beauharnois, Quebec, Canada: Restaurants Automobile Social Services Optometrists Electric Contractors Insurance Appliances Government Offices Beauty Salons Churches Pharmacies Trucking Mecanique Rejean Poirier Automobile in Beauharnois (Quebec) Updated: 09/28/2026 5:52 am