Who we are. Guaranteed Rate Affinity, LLC ( Guaranteed Rate Affinity ) is a joint venture between Guaranteed Rate, Inc (NMLS : 2611) and Anywhere Real Estate Inc. Through this joint venture, Guaranteed Rate Affinity provides mortgage origination services to the clients of more than 700 Coldwell Banker and select Sotheby’s International Realty offices owned by NRT LLC, a subsidiary of Anywhere and the nation’s largest residential real estate broke...