Black Diamond, Alberta, Canada All businesses in Black Diamond, Alberta, Canada. Popular categories in Black Diamond, Alberta, Canada: Excavating Contractors Grocers Schools Health Business Antiques Automobile Gift Shops Beauty Salons Churches Restaurants Electric Contractors View all categories Last updates in Black Diamond, Alberta, Canada: Excavating Contractors Grocers Schools Health Business Antiques Automobile Gift Shops Beauty Salons Churches Restaurants Electric Contractors Thomson Electric Electric Contractors in Black Diamond (Alberta) Updated: 09/06/2026 10:26 pm