CALGARY, Alberta–(BUSINESS WIRE)–Dominion Diamond Corporation (TSX: DDC, NYSE: DDC) (the “Company” or “Dominion”) today announced that The Washington Companies has received Investment Canada Act approval in connection with the previously-announced plan of arrangement (the “Arrangement”), pursuant to which Northwest Acquisitions ULC (the “Purchaser”), an entity affiliated with The Washington Companies, has agreed to acquire all of the issued and outstanding common shares of the Company for US$
