Large volume natural gas supplier list

Note: Peoples Gas does not endorse any particular plan or provider. This list is made available to you for informational purposes only. We encourage you to carefully review your options and use the resources on this site and others to help you make an informed choice if you are considering a new supplier.

These natural gas suppliers have agreed to the procedural requirements of our program, including a code of conduct for marketing and billing practices. Please call 800-264-8026 for updates.

Supplier name Telephone Website
BP Energy Retail Company LLC 1-877-432-4530 www.bp.com
Constellation New Energy - Gas Division 844-200-3427 www.constellation.com
Engie Power and Gas LLC 855-327-6937 www.engiepowerandgas.com
Gulf Pacific Energy 888-696-7592 www.gulfpacificenergy.com
Hudson Energy Services LLC 855-373-1622 www.hudsonenergy.net
IGS Energy 877-923-4447 ext 2603 www.igs.com
Mansfield Power & Gas, LLC 678-207-3325 www.mansfield.energy
MidAmerican Energy Services, LLC 800-432-8574 www.midamericanenergyservices.com
NextEra Energy Services Midwest, LLC 630-955-1500 www.nexteraenergyservices.com/vanguardenergyservices
NRG Business Marketing LLC 317-766-1035 www.nrg.com
Santanna Energy Services 800-827-0067 www.santannaenergyservices.com
Symmetry Energy Solutions, LLC 800-495-9880 www.symmetryenergy.com
The Natural Gas Company 630-530-0365 www.thenaturalgas.com
Twin Eagle Resource Management 920-831-2524 www.twineagle.com
Windy City Energy 877-287-7261 www.windycityenergy.net