NEW YORK and LOS ANGELES, Oct. 17, 2016 /PRNewswire/ -- NorthStar Asset Management Group Inc. (NYSE: NSAM ), Colony Capital, Inc. (NYSE: CLNY ) and NorthStar Realty Finance Corp. (NYSE: NRF ), today announced the adoption of a best-in-class corporate governance structure for the pro forma combined company, Colony NorthStar, Inc. ("Colony NorthStar", or the "Company"), and an agreement to amend the terms of the definitive merger agreement announced on June 3, 2016, pursuant to which the three companies will combine to form Colony NorthStar in an all-stock transaction.