Engineers- Civil Specials Member To Member Deals Narrow search by: Keyword: Results Found: 2 View On Map new search Sort by: A-Z Print The Berkshire Design Group, Inc. 4 Allen Place Northampton, MA 01060 (413) 582-7000 ProTerra Design Group, LLC 4 Bay Road Building A Hadley, MA 01035 (413) 320-4918