Large Volume Natural Gas Supplier List
Please 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. This list may change. Bookmark this page and check back in the future — or call 800-264-8026 for updates.
| Supplier Name | Telephone | Website/E-mail Address |
|---|---|---|
| Centerpoint Energy | 630-241-1010 | www.centerpointenergy.com |
| Conoco | 281-293-1000 | www.conocophillips.com |
| Constellation NewEnergy - Gas Division | 630-264-6600 | www.constellation.com |
| Direct Energy | 800-968-3239 | customerrelations@directenergy.com |
| Dominion Retail, Inc. | 800-260-7297 | www.dom.com |
| Enbridge Gas Services U.S. Inc. | 920-831-2524 | paul.kaufman@enbridge.com |
| IGS Energy | 877-923-4447 xt 2603 | www.igsenergy.com |
| MidAmerican Energy | 515-252-6754 | www.midamerican.com |
| Modern Energy | 800-418-5273 | Mvodak@thevodak.com |
| Natural Gas Company | 630-530-0365 | thenaturalgasco@aol.com |
| Nicor Enerchange, LLC | 630-245-7833 | cwaterm@nicor.com |
| Nordic Energy Services, LLC | 877-808-1022 | www.nordicenergy-us.com |
| Integrys Energy Services | 888-698-1730 | www.integrysenergy.com |
| Proliance Energy, LLC | 630-544-3058 | www.proliance.com |
| Realgy Energy Services | 877-431-8527 | www.realgy.com/site/res.htm |
| Santanna Energy Services | 800-827-0067 | www.santannaenergy.com |
| Seminole Energy Services, LLC DBA Vanguard Energy Services | 630-955-1500 | www.vanguardenergy.net |
| Sempra Energy Solutions | 619-696-3132 | www.semprasolutions.com |
| Tiger Natural Gas | 888-875-6122 | www.tigernaturalgas.com.com |
| Windy City Energy | 877-287-7261 | rschutz@interaccess.com |