Peoples Gas delivers natural gas to 818,000 residential and business customers in the city of Chicago.

To serve our gas distribution customers, we; purchase gas supplies for customers at the lowest cost possible, monitor and upgrade our distribution system to ensure its safety and reliability, install and read meters in your home or business, calculate bills and process customer payments, respond promptly to reports of gas leaks and other emergencies, provide valuable information through our website and customer newsletter.

Nicor Gas is one of seven natural gas distribution companies of Southern Company Gas, a wholly owned subsidiary of Southern Company (NYSE: SO). Nicor Gas serves more than 2.2 million customers in a service territory that encompasses most of the northern third of Illinois, excluding the city of Chicago. energySMART, a Nicor Gas program, offers rebates, assessments, free products, and other resources to help customers take control of the way they use natural gas.

Minnesota Energy Resources delivers natural gas to 219,000 customers in 184 communities across Minnesota. For more than 80 years, we've grown and changed with the communities we serve.

Our employees are dedicated to delivering natural gas safely and reliably. We look for ways to reduce costs for our customers. And we help our local communities grow even more.

MidAmerican Energy Company is a global leader in the production of energy from diversified fuel sources including geothermal, natural gas, hydroelectric, nuclear, coal and wind. MidAmerican also leads in the supply and distribution of energy in the U.S. and U.K. consumer markets, with approximately 6.7 million electricity and gas customers. MidAmerican and its subsidiaries, MidAmerican Energy Company, PacifiCorp, CE Electric UK, CalEnergy Generation, Kern River Gas Transmission Company and Northern Natural Gas are established leaders in the world energy marketplace.

The Lansing Board of Water & Light is a municipally owned public utility. Our roots go back to 1885, when Lansing citizens approved a $100,000 bond issue to build a water system to provide for drinking water and fire protection. Electricity was added to our list of utility services in 1892, and steam heat in 1919. Unlike investor-owned utilities, our rates are not set or regulated by the Michigan Public Service Commission. They are established by our governing body, our Board of Commissioners.

Evergy, Inc. (NYSE: EVRG), through its operating subsidiaries, Kansas City Power & Light Company (KCP&L) and Westar Energy, Inc, provides clean, safe and reliable energy to 1.6 million customers in Kansas and Missouri.

City Utilities of Springfield (CU) is a progressive, community-owned utility serving 320 square miles in southwest Missouri since 1945 with electricity, natural gas, water, broadband, and public transportation services.  City Utilities is overseen by a governing board composed of local citizens.  

Over 111,000 CU customers enjoy electricity prices among the lowest in the United States, the convenience of one bill for all utilities, and dependable hometown services delivered with a personal touch.

CenterPoint Energy is composed of an electric transmission and distribution utility serving the Houston metropolitan area, local natural gas distribution businesses in six states, a competitive natural gas sales and service business serving customers in the eastern half of the U.S., interstate pipeline operations with two natural gas pipelines in the mid-continent region, and a field services business with natural gas gathering operations, also in the mid-continent region.

The Ameren Illinois Utilities have been providing safe, reliable energy delivery service for more than a century. The Ameren Illinois Utilities deliver energy to 1.2 million electric and more than 840,000 natural gas customers in about 1,000 communities, while helping customers spend less by using less energy and communities grow through economic development initiatives.