Three companies from Western Mass. are among the 18 businesses from across the state selected as finalists for the 2016 Team Massachusetts Economic Impact Awards, awarded annually by MassEcon. They are Jarvis Surgical of Westfield, PV Sullivan Supply of Chicopee, and Prolamina of Westfield. These finalists will present one-minute elevator pitches describing their growth in the Bay State to a panel of judges and business leaders on Sept. 14 at Nutter McClennen & Fish LLP in Boston. Secretary of Housing and Economic Development Jay Ash, will be the featured guest at the event.