EXHIBIT 21.1 Subsidiaries of Arbor Realty Trust, Inc. Arbor Realty GPOP, Inc., a Delaware corporation Arbor Realty LPOP, Inc., a Delaware corporation Arbor Realty Limited Partnership, a Delaware limited partnership Arbor Realty SR, Inc., a Maryland corporation ANMB Holdings LLC, a New York limited liability company ACM Gateway LLC, a Delaware limited liability company Arbor Texas CDS, LLC, a New York limited liability company ANMB Holdings II, LLC, a New York limited liability company ACM Dutch Village, LLC, a Delaware limited liability company ACM Evergreen, LLC, a New York limited liability company Arbor Realty Funding, LLC, a Delaware limited liability company Arbor Realty Member LLC, a Delaware limited liability company ART 450 LLC, a Delaware limited liability company ARMS 2004-1 Equity Holdings LLC, a Delaware limited liability company Arbor Realty Mortgage Securities Series 2004-1 LLC, a Delaware limited liability company Arbor Realty Mortgage Securities Series 2004-1, Ltd., a Cayman Islands exempted company with limited liability Arbor Realty Collateral Management, LLC, a Delaware limited liability company Arbor Realty Funding LLC, a Delaware limited liability company