Gruppo Southern Company

Southern Electric Generating Co. provides electric utility services. The company is headquartered in Birmingham, AL.

Virginia Natural Gas, Inc. provides natural gas sales and distribution services. It offers natural gas for home and business. The company was founded in 1850 and is headquartered in Atlanta, GA.

Northern Illinois Gas Co. distributes natural gas properties. It also provides natural gas storage and transmission-related services to marketers and other gas distribution companies. The company was founded in 1954 and is headquartered in Naperville, IL.

Sequent Energy Management LP provides wholesale natural gas marketing and asset management services. The firm serves the needs of utilities, marketers, retail aggregations, municipalities and large industrial customers in the U.S. The company was founded in 2001 and is headquartered in Houston, TX.

SouthStar Energy Services LLC distributes natural gas products to resident, small and medium business, enterprise, large commercial and industrial, and CNG station developer or fleet customer. The company is headquartered in Atlanta, GA.

Southern Company Gas Capital Corp. engages in the provision of financing services for Southern Company Gas’ ongoing basis through a commercial paper program, the issuance of various debt and hybrid securities and other financing arrangements. The company is headquartered in Las Vegas, NV.

Southern Power Co. engages in the development, construction, acquisition, ownership, and management of power generation assets including renewable energy projects. It also sells electricity at market-based rates in the wholesale market. The company was founded in 2001 and is headquartered in Atlanta, GA.