The Massachusetts Convention Center Authority owns and oversees the operations of the Boston Convention & Exhibition Center, the Lawn on D, the John B. Hynes Veterans Memorial Convention Center, the MassMutual Center in Springfield, MA and the Boston Common Parking Garage. Our Mission The Massachusetts Convention Center Authority's mission is to generate significant regional economic activity by attracting conventions, tradeshows, and other events to its world-class facilities while maximizing the investment return for the residents and businesses in the Commonwealth of Massachusetts.