A list of certified Energy Service Companies is available from the National Association of Energy Service Companies at http://www.naesco.org/
Maine-based Energy Service Companies known to the PUC:
Ameresco
Carl Von Saltza
48 Union Wharf
Portland, ME 04101
Competitive Energy Services
Richard Silkman
148 Middle Street Suite 1C
Portland, ME 04101
Energy & Resource Solutions
Brian McCowan, Gary Epstein
13 Railroad Square
Haverhill, MA 01832
GDS Associates
Richard Spellman
1850 Parkway Place Suite 800
Marietta GA 30067
Honeywell DMC Services, LLC
Mark Bowen
5 East Stow Rd, Suite E
Marlton NH 08053
LK Goldfarb Associates
Lynn K. Goldfarb
50 Portland Pier
Portland, ME 04101
Nexant, Inc
Dakers Gowans
44 South Broadway
White Plains, NY 10601-4425
Quality Conservation Services
Thomas Hayes
369 Pinewoods Road
Lewiston ME 04240
S & S Technologies
Steve Szotkowski
220B Route 133
Winthrop ME 04364
Sebago Energy Conservation
Joseph Disanza
5 Karen Drive
Westbrook, ME 04092