Home News Releases Blackstone Mortgage Trust and Walker & Dunlop Announce Multifamily Bridge Lending Exclusive... News Releases Blackstone Mortgage Trust and Walker & Dunlop Announce Multifamily Bridge Lending Exclusive Joint Venture April 26, 2017 Facebook Twitter WhatsApp Linkedin ReddIt Email New York, NY – April 24, 2017. Blackstone Mortgage Trust, Inc. (NYSE: BXMT) and Walker & DunloThank you for your interest in The Registry. You must Subscribe or Log In to read the rest of this content.