Black Diamond Cheese

Black Diamond Cheese Limited is a Canadian cheese manufacturing company, established in 1933, by Robert F. Hart. Founded under the name "Belleville Cheddar Cheese Limited", its original purpose was to export aged Canadian cheddar to the British market.

It is owned by Parmalat of Canada, since 1998. The subsidiary employs approximately 470 people at its factory in Belleville, Ontario. In the United States, the brand is licensed to DCI Cheese in Wisconsin.

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