The following companies have been recognized by the Massachusetts Department of Environmental Protection (MassDEP) as firms that may conduct verification services for the Massachusetts Greenhouse Gas (GHG) Reporting Program. This list was last updated in February 2014.

Please Note: The locations listed may be branch offices in or near Massachusetts and not necessarily the specific sites accredited by the American National Standards Institute (ANSI). See ANSI's Directory of Accredited Validation/Verification Bodies for a listing of accredited locations.

Advanced Waste Management Systems, Inc. (AWMS)
Rob Ellis, PG
GHG Program Manager
6430 Hixson Pike
Hixson, TN 37343
Phone: 423-843-2206

Cameron-Cole, LLC
Christopher Lawless
Director, Greenhouse Gas Management Services
100 Cummings Center, Suite 335-A
Beverly, MA 01915
Phone: 781-787-0055

Conestoga-Rovers & Associates Inc.
Maggie Scott
Massachusetts GHG Verification Program Manager
55 Cumings Park
Woburn, MA 01801
Phone: 781-933-3913

Environmental Services Inc.
Janice McMahon
Regional Technical Manager - Forestry, Carbon & GHG Services Division
3800 Clermont Street NW
North Lawrence, OH 44666
Phone: 330-833-9941

ERM Certification & Verification Services Ltd.
Shaun Walden
Client Account Manager

First Environment, Inc.
Michael Carim
149 Madison Avenue
New York, NY 10016
Phone: 646-873-6781

KMPG Performance Registrar Inc.
Chris Ridley-Thomas
777 Dunsmuir Street
P.O. Box 10426
Vancouver, BC
Canada V7Y 1K3
Phone: 604-691-3088

DeAnn Sarver
Vice President, Business Development
1330 Enclave Parkway, Suite 200
Houston, TX 77077
Phone: 866-971-5772

Lucideon CICS Ltd
Kurt Teuscher
2204 Timberloch Place, Suite 110
The Woodlands, TX 77380
Phone: 281-292-8606

NSF International Strategic Registrations, Ltd. (NSF-ISR)
Jeannette Halliday
Senior Business Development Manager
789 North Dixboro Road
Ann Arbor, MI 48105
Phone: 734-827-3804

Ruby Canyon Engineering, Inc.
Michael M. Cote
100 Treble Cove Road, Suite 5
Billerica, MA 01862
Phone: 970-241-9298

SCS Global Services, Inc.
Christie Pollet-Young
Program Manager, Greenhouse Gas Verification
2000 Powell Street, Suite 600
Emeryville, CA 94608
Phone: 510-452-9099

Stantec Consulting, Ltd.
Dr. Joe Harriman
Regional Discipline Leader - Climate Services
130 Somerset Street
Saint John, New Brunswick
Canada E2K 2X4
Phone: 506-634-2185

If you have any questions about verification services for the Massachusetts GHG Reporting Program, please contact Jackie Zorovich at The Climate Registry: 201-238-2572 or