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Alabama Gas
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Inc
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Energy
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Research Foundation
Azusa Light & Water
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Coop
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Black Hills Corp
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C.A
La Electricidad De Caracas
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Energy
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Antonio
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County PUD #1
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Cleco Power LLC
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- Compania De Gas Sao Paulo
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Charleston
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Power Delivery
Connexus
Energy
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Corp
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Corn Belt Energy
CoServ
Electric
County of Henrico
CPS Energy
Cuivre
River Electric Coop
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Corp
Dallas Water Utilities
DC Water & Sewer Authority
Denver Water
Denver Water Board
Des Moines Water Works
Detroit Water & Sewerage Dept
Direct Energy
Direct Energy, LP
Division of Water, Cleveland
Ohio
Dixie Electric Membership Corp
Dominion Resources
Dominion Virginia Power
Duke Energy
E.ON
US
East Bay Municipal Utility
District
Econnergy
Energy
Edmond Electric
ElectriCities
of North Carolina
Empire District Electric
Enbridge
Gas Distribution
Energy East Corp
EnergySouth
EnergyUnited
Enersource
Hydro Mississauga
ENMAX
Power Corp
Enwin
Utilities Ltd.
EPB
EPCOR
Energy Services
EPCOR
Utilities
ESKOM
Exelon
Corp
Fairfax County Water Authority
Farmers Electric Coop
Fayetteville Public Works
Commission
Firelands
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First Choice Power
Flint Energies
Florida Power & Light
FortisBC
Fulton County
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Gaz Metropolitain
Georgia Natural Gas
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Glendale Water & Power
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Golden Valley Electric
Grand Valley Rural Power Lines
Granger Hunter Improvement
District
Grant County PUD #2
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Great Lakes Energy Coop
Green Mountain Energy
Greenville Utilities Commission
Hampton Roads Sanitation
District
Hawaiian Electric
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Jamaica Public Service
JEA
Johnson County Wastewater
Jones-Onslow Electric
Membership Corp
Kansas City Board of Public
Utilities
Kansas City Power & Light
Keys Energy Services
KeySpan Energy Corp
Kinder Morgan, Inc.
Kissimmee Utility Authority
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LA Dept of Water & Power
Laclede Gas
Lafayette Utilities Systems
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Lee County Electric Coop
Lewes Board of Public Works
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Linn County Rural Electric Coop
London Hydro
Long Island Power Authority
Lubbock Power & Light
Madison Gas & Electric
Manatee County Govt
Marietta Board of Lights &
Water
Marquette Board of Light &
Power
Martin County
McMinnville Water & Light
Medina Electric Coop
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Miami-Dade Water & Sewer Dept
Midwest Energy
Miton Hydro Distribution
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Modesto Irrigation District
Montana-Dakota Utilities
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Mount Dora Municipal Electric
Dept
Municipal Light & Power
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National Fuel Gas
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Telecommunications Coop
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Nevada Power
New Jersey Natural Gas
New Jersey Resources Corp
New River Light & Power
Newfoundland Power
Nicor Gas
NiSource
North Arkansas Electric Coop
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Coop
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Npower
NSTAR
NW Natural Gas
OGE Electric Services
Oklahoma Electric Coop
Omaha Public Power District
Orange County Govt
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Otter Tail Power
Owensboro Municipal Utilities
Pacific Gas & Electric
PacifiCorp
Park Water Co
PEC, Inc.
Pedernales Electric Coop
Peninsula Light
Peoples Energy
PEPCO Holdings
Peru Utilities
Piedmont Natural Gas Company,
Inc.
Pinellas County Utilities
PNM Resources
Portland General Electric
Portland Water Bureau
Poudre Valley Rural Electric
PPL Corp
PPL Electric Utilities
PPL Solutions
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Progress Energy Florida
Progress Energy Service
Public Service Company of New
Mexico
Public Service Electric & Gas
Public Service Enterprise Group
Public Service of New Hampshire
Public Works Commission
Puerto Rico Electric Power
Authority
Qatar General Electricity &
Water
Questar Corp
Questar Gas
Rappahannock Electric Coop
Regional Municipality of Peel
Regional Municipality of Durham
Regional Water Authority
RGC Resources, Inc.
Richmond Power & Light
Rochester Gas & Electric
Saint Paul Regional Water
Services
Salt River Project Power
Sam Houston Electric Coop
San Antonio Water System
San Diego Gas & Electric
San Francisco Utilities
Commission
San Jose Water
Santee Cooper Power
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SaskPower
Sawnee Electric Membership Corp
SCANA Corp
Sempra Energy Utilities
Severomoravska Energetika
Sewerage & Water Board of New
Orleans
Sierra Pacific Power
Snohomish County PUD #1
S Central Connecticut Regional
Water Authority
South Central Indiana REMC
South Tahoe PUD
Southern California Water
Southern Company Gas
Southern Company Services
Southern Maryland Electric Coop
SouthStar Energy Services
Southwest Gas Corp
Southwest Water
Springfield Utility Board
St Paul Regional Water Services
St. Lucia Electricity Services
Ltd.
St. Vincent Electricity
Services Ltd
Stuyvesant Energy
Tacoma Public Utilities
Talquin Electric Coop
Tampa Electric
Terasen Gas
Thunder Bay Hydro Electricity
Commission
Tohono O’odham Utility
Authority
Tractebel Energy Services
Truckee Meadows Water Authority
TSE Services
Tualatin Valley Water District
Tucson Electric Power
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Turlock Irrigation District
TXU
TXU Electric Delivery
UGI Utilities
Union Gas Limited
United Power
United Rural Electric
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United Water New Jersey
Utility Resource Solutions, LP
Valencia Water
Vermont Gas Systems
Victoria Electric Coop
Virginia Beach Dept of Public
Utilities
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WE Energies
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