Black Diamond - Business and Transportation

Business and Transportation

• Black Diamond (bus brand), a brand name used by Diamond Bus in the United Kingdom
• Black Diamond (custom car), winner of the 1978 Ridler Award
• Black Diamond (train)
• Black Diamond Cheese, a Canadian cheese manufacturing company
• Black Diamond Coal Mining Railroad, an abandoned railroad in California
• Black Diamond Equipment, a manufacturer of climbing and outdoor gear
• Black Diamond, a brand name used for various electrical products of the Mitsubishi Corporation
• Black Diamond, the barge whose collision with the steamer ship Massachusetts drowned at least 50 persons, including 4 pursuers of Abraham Lincoln's assassin
• Black Diamond switches, a switch series by Extreme Networks