CALGARY, Alberta & MISSOULA, Mont.–(BUSINESS WIRE)–Dominion Diamond Corporation (TSX: DDC, NYSE: DDC) (“Dominion” or the “Company”) and The Washington Companies (“Washington”), a group of privately held North American mining, industrial and transportation businesses founded by industrialist and entrepreneur Dennis R. Washington, today announced the completion of the previously-announced plan of arrangement (the “Arrangement”) pursuant to which Northwest Acquisitions ULC, an entity affiliated
