NRT’s Sotheby’s International Realty Enters Houston with Strategic Acquisition of Martha Turner Properties Prominent Luxury Real Estate Brokerage Strengthens Market Presence in the Southwest with the Addition of One of the Nation’s Most Productive Real Estate Firms PR Newswire NEW YORK and HOUSTON, Jan. 7, 2014 NEW YORK and HOUSTON , Jan. 7, 2014 /PRNewswire/ — Sotheby’s International Realty, Inc., a residential real estate brokerage firm representing fine properties in some of the world’s most sought-after markets, announced today that it has acquired Martha Turner Properties in Houston , the most successful independent real estate brokerage in Houston as well as one of the nation’s leading real estate firms based on closed sales volume per agent. […]