Air Quality Experts, Inc.
American U-TEL, Inc.
Bartlett Place Land, Inc.
Berry Construction Corporation
Boston Marine Works, Inc.
City of Boston, Department of Neighborhood Development
City of Boston, Public Facilities Department
City of Bridgeport, Connecticut
City of Cambridge, Massachusetts
City of Everett, Massachusetts
City of Fall River, Massachusetts
City of Fitchburg, Massachusetts
City of Lawrence, Community Development Department
City of Lowell, Massachusetts
City of Malden, Redevelopment Authority
City of Manchester, New Hampshire
City of New Britain, Connecticut
City of Pittsfield, Massachusetts
City of Revere, Massachusetts
City of Sanford, Maine
City of Somerville, Massachusetts
City of Taunton, Massachusetts
City of Waltham, Massachusetts
City of Worcester, Massachusetts
Clarion University, Clarion, Pennsylvania
Coalition for a Better Acre
ComCon Contractors, Inc.
Connecticut Airport Authority
Connecticut Department of Transportation
Department of the Army, Corps of Engineers
Department of Conservation and Recreation
Department of Fish & Game Commonwealth of Massachusetts
Division of Capital Asset Management & Maintenance
ENEL North America, Inc.
Gilbane Building Company
Harbor Homes, Inc.
Harvey Construction Corp. of New Hampshire
Housing Authority of the City of Pittsburgh, Pennsylvania
Loring Development Authority
Lowell National Historical Park
Maine Department of Transportation
Marois Brothers, Inc.
Martins Construction Company, Inc.
MAS Building & Bridge, Inc.
Massachusetts Bay Transportation Authority
Massachusetts Development Finance Agency
Massachusetts Highway Department
Massachsuetts Department of Transportation
Massachusetts State College Building Authority
Mercer County Improvement Authority, Trenton, NJ
Mill City Environmental, Inc.
Nashua Municipal Airport Authority
New Hampshire Department of Transportation
Newport Construction Corporation
NorthStar Contracting Group, Inc.
Pease Development Authority
Pittsburgh Housing Authority
Pulte Homes, LLC
Regional Industrial Development Corporation of Southwestern Pennsylvania
Rhode Island Department of Transportation
Sea & Shore Contracting, Inc.
Seppala Construction Company
Southern Peaks Development LLC
The Lupoli Companies
Torphy Construction & Development LLC
Town of Andover, Massachusetts
Town of Barrington, New Hampshire
Town of Burlington, Massachusetts
Town of Chelmsford, Massachusetts
Town of Concord, Massachusetts
Town of Concord, New Hampshire
Town of Dracut, Massachusetts
Town of Greenfield, Massachusetts
Town of Maynard, Massachusetts
Town of Montague, Massachusetts
Town of Swansea, Massachusetts
Town of Tyngsborough, Massachusetts
Town of Wellesley, Massachusetts
Town of Weymouth, Massachusetts
Town of Wilmington, Massachusetts
University of Massachusetts Lowell
Watermark Environmental, Inc.