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Members

2021 Membership

Corporate Member

Affiliate Members

Atco Gas
Atmos Energy
Avista
BGE
Black Hills Energy
CenterPoint Energy
Central Hudson Gas and Electric
Chesapeake Utilities
Chester County Natural Gas Authority
Columbia Gas
Connecticut Natural Gas
Corning Natural Gas
Delmarva Power
Dominion Energy
DTE Energy
Duke Energy
East Tennessee Group
Enbridge Gas Inc.
Energir
Eversource
Florida Municipal Natural Gas Association
Florida Public Utilities Co.
FortisBC
Hearthstone Utilities
Heritage Gas
Liberty Utilities
MDU Resources
Municipal Gas Authority of Georgia
National Fuel Gas Distribution
National Grid
NextEra Energy
New Jersey Natural Gas
Nipsco
NW Natural

NYSEG/RGE
ONE Gas
Orange and Rockland Utilities
PECO
PGW
Peoples Natural Gas
Puget Sound Energy
Richmond Gas Works
SEMCO ENERGY

SoCalGas
Southeast Gas
South Jersey Gas
Southern Company Gas

Southern Connecticut Gas
Southwest Gas Corporation
Spire
Summit Utilities
TECO Peoples Gas
UGI Utilities
Washington Gas
York County Natural Gas

2G Energy
A.O.  Smith Corporation
Aisin World Corp of America
American Gas Association
American Gas Lamp Works

Apogee
Axiom Energy Group
Bekaert Combustion
Blue Mountain Energy
Bradford White
BRASH Power
Broad USA
Burnaby Mfg
Canter Power Systems
CEM Engineering

Centerpoint Intrastate Pipeline
Cambridge Air Solutions
Capstone Green Energy
Clayton Boilers
Cleaver-Brooks

Cummins Westport
Dettson Industries
E-finity Distribution Generation, LLC
ElectroMotion Energy
Energy Solutions
Enginuity Power Systems

Enviro Power
Equipment Controls Corp
eSai Consulting

Gas Technology Institute
Grand HVAC Leasing

Heikkinen Energy Consulting
HomeServe USA
Kinetrex Energy
Mestex
Miura
Natural Gas Technology Centre
Navien America
Northwest Energy Efficiency Alliance
OmegaFlex
Penn Power
Relms, Inc.
RenewABILITY
Rheem
Rinnai

Robur
Schwank Ltd.
Shannon Global Energy Solutions
Siemens Energy
Solar Turbines
Superior Radiant Products Ltd.
Tecogen
Viessmann Manufacturing
WS Thermal Processing
Weil McLain
White Whale Solutions
Williams Furnaces
Xebec
Yanmar