H.N. Gorin, Inc., purchased 955 Massachusetts Ave. for $22.5 million, or $236.38 per square foot. Located in Cambridge, 955 Massachusetts is an 8-story, 95,185-square-foot, Class-A office building. Built in 1971 and renovated in 1984, the building is situated close to the MBTA Red Line and Harvard Square. James McCaffrey, Peter Joseph, and Chris Phaneuf of Trammell Crow Co.'s Boston office represented the seller, Paradigm Properties, and procured the buyer.