King Street Properties, the largest privately held owner of life science real estate in the Greater Boston area, celebrated the groundbreaking of a new $45.5 million life science building at 115 Hartwell Avenue, on its Lexington campus known as The Hartwell Innovation Campus (THINC) on Wednesday, October 28, 2015. State Representative Jay Kaufman, Chairman of the Board of Selectmen for the Town of Lexington Joe Pato, Massachusetts Life Sciences Center CEO Travis McCready, and MassBIO Executive Vice President Sarah MacDonald attended a groundbreaking ceremony to mark this important occasion.