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Members

2022 Membership

Corporate Member

Affiliate Members

AltaGas
ATCO Gas
Atmos Energy

Avangrid
Avista
Baltimore Gas and Electric 
Black Hills Energy
CenterPoint Energy
Central Hudson Gas and Electric
Chesapeake Utilities
Chester County Natural Gas Authority
Columbia Gas
Corning Natural Gas
Delmarva Power
Dominion Energy
DTE Energy
Duke Energy
East Tennessee Group
Enbridge Gas Inc.
Energir
Eversource
Exelon
Florida Municipal Natural Gas Association
Florida Public Utilities 
FortisBC
Greenville Utilities
Hawaii Gas
Hearthstone Utilities
Heritage Gas
Liberty
MDU Resources
Municipal Gas Authority of Georgia
National Fuel Gas Distribution
National Grid
New Jersey Natural Gas
NiSource
NIPSCO
NW Natural

NYSEG/RGE
ONE Gas
Orange and Rockland Utilities
PECO
Philadephia Gas Works
Peoples Natural Gas
Puget Sound Energy
Richmond Gas Works
SaskEnergy

SEMCO ENERGY
SoCalGas
Southeast Gas

South Jersey Gas
Southern Company Gas

Southwest Gas Corporation
Spire
Summit Utilities
TECO Peoples Gas

UGI Utilities
Vectren
Washington Gas
Xcel Energy
York County Natural Gas

2G Energy
Anax Power
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

CarbonQuest
CEM Engineering
Centerpoint Intrastate Pipeline
Cambridge Air Solutions

Capstone Green Energy
Clayton Boilers
Cleaver-Brooks

Dalkia Solutions
Dettson Industries
ElectroMotion Energy
Energy Solutions
Enginuity Power Systems
Enviro Power
Equipment Controls Corp
Gas Technology Institute
GRIDIRON
Grand HVAC Leasing
Heikkinen Energy Consulting
HomeServe USA
Homy Building Solutions
Ingevity
Kinetrex Energy
Miura
Modern Electron
Natural Gas Technology Centre  
Natural Resources Canada
Navien America
New Jersey Resources Home Services
Northwest Energy Efficiency Alliance
OmegaFlex
Penn Power
Relms, Inc.
RenewABILITY
Rheem
Rinnai

Robur
Service Experts
Schwank Ltd.
Shannon Global Energy Solutions
Solar Turbines

Stone Mountain Technologies, Inc. 
Superior Radiant Products Ltd.
TEDOM
Tecogen
ThermoLift, Inc. 
Viessmann Manufacturing
WS Thermal Processing

Weil McLain
White Whale Solutions
Williams Furnaces
Xebec
Yanmar