Greater Boston Commercial Properties, Inc. completed two sales in Marlborough and Hudson totaling $590,000. Bret O'Brien represented the buyer New England Infrastructure, Inc. in its acquisition of 3.2 acres of industrial land at 19A Brent Dr. in Hudson for $310,000. The company will expand its operations currently headquartered at 13 Brent Dr. O'Brien and Benjamin Gatti worked together to represent Pan Terra Properties in its sale of a 4,200 s/f industrial condo at 184 Cedar Hill St. in Marlborough for $280,000.