THE SOUTHERN COMPANY group: subsidiaries and structure
Corporation · WILMINGTON, United States · LEI 549300FC3G3YU2FBZD92
26subsidiaries
1countries
6held directly
4lapsed LEIs
17links on accounts older than 24 months
1,069ISINs of subsidiaries
Summary
THE SOUTHERN COMPANY is the ultimate parent of 26 subsidiaries with LEIs in 1 country, as reported to GLEIF. 6 are held directly; the others sit below intermediate companies. All of them are in the United States. 4 of the subsidiaries have a lapsed LEI, and 17 links rest on accounts older than 24 months. GLEIF's ISIN mapping lists 44 ISINs for the parent and 1,069 ISINs for its subsidiaries.
Written from GLEIF data using fixed, reviewed sentence templates.
Subsidiaries by country
Data-quality notes (AssetCensus analysis)
No group-level data-quality notes in this data release.
18 subsidiaries have data-quality notes; they are listed on each company page.
Group structure
Indentation shows the direct parent reported to GLEIF.
Alabama Power Company United States
ENERGY RESOURCE INSURANCE CORPORATION United States
GEORGIA POWER COMPANY United States
MISSISSIPPI POWER COMPANY United States
Southern Company Gas United States
NORTHERN ILLINOIS GAS COMPANY United States
SOUTHERN COMPANY GAS CAPITAL CORPORATION United States
SOUTHSTAR ENERGY SERVICES LLC United States
ILLINOIS ENERGY SOLUTIONS, USA, LLC United States
ILLINOIS ENERGY, USA, LLC United States
VIRGINIA NATURAL GAS, INC. United States
Southern Electric Generating Company United States
SOUTHERN POWER COMPANY United States
GLASS SANDS WIND ENERGY, LLC United States
GRANT PLAINS WIND, LLC United States
MILLERS BRANCH SOLAR, LLC United States
PASSADUMKEAG WINDPARK, LLC United States
READING WIND ENERGY, LLC United States
SALT FORK WIND, LLC United States
SP ENERGY TRADING, LLC United States
TYLER BLUFF WIND PROJECT, LLC United States
WAKE WIND ENERGY LLC United States
Subsidiaries
| Company | Country | City | LEI | Accounts year | Notes |
|---|---|---|---|---|---|
| Alabama Power Company | United States | BIRMINGHAM | 0RL818ELFOHP5JHOFU19 | 2022 | > 24 months |
| CENTRAL VALLEY GAS STORAGE, L.L.C. | United States | Wilmington | 54930033E25WQOWDNG20 | 2025 | lapsed |
| ENERGY RESOURCE INSURANCE CORPORATION | United States | Peachtree Corners | 549300XBE9YZNXSZSB07 | 2025 | |
| GEORGIA POWER COMPANY | United States | ATLANTA | D981X4Z4RWS7PDMJUZ03 | 2022 | > 24 months |
| GLASS SANDS WIND ENERGY, LLC | United States | WILMINGTON | 549300GMH613W2O0IF68 | 2022 | > 24 months |
| GOLDEN TRIANGLE STORAGE, LLC | United States | WILMINGTON | 549300LIJIR4ZWKBO575 | 2022 | lapsed > 24 months |
| GRANT PLAINS WIND, LLC | United States | WILMINGTON | 549300W7OQA0PDOI7924 | 2022 | > 24 months |
| ILLINOIS ENERGY SOLUTIONS, USA, LLC | United States | WILMINGTON | 549300GU50NRCDXXSW39 | 2025 | |
| ILLINOIS ENERGY, USA, LLC | United States | Wilmington | 549300PH8CQL821O3M57 | 2025 | |
| JEFFERSON ISLAND STORAGE & HUB L.L.C. | United States | WILMINGTON | 549300OJGBHEBGCB4029 | 2017 | lapsed > 24 months |
| MILLERS BRANCH SOLAR, LLC | United States | WILMINGTON | 549300N3ABNIWLP56K47 | 2023 | > 24 months |
| MISSISSIPPI POWER COMPANY | United States | Gulfport | LNZ0J6YZ5SC6ILIRU850 | 2022 | > 24 months |
| NICOR ENERCHANGE, L.L.C. | United States | WILMINGTON | 549300C0K5ZHCOBCP326 | 2020 | lapsed > 24 months |
| NORTHERN ILLINOIS GAS COMPANY | United States | SPRINGFIELD | 549300H5GUKWH3CAB355 | 2025 | |
| PASSADUMKEAG WINDPARK, LLC | United States | WILMINGTONN | 5493000EZGKGASRI0Z71 | 2022 | > 24 months |
| READING WIND ENERGY, LLC | United States | WILMINGTON | 549300OU2V9XT9K34J52 | 2022 | > 24 months |
| SALT FORK WIND, LLC | United States | WILMINGTON | 549300RTS5RUHIN9Y467 | 2022 | > 24 months |
| Southern Company Gas | United States | Atlanta | 549300ZW53G2TUFW5T39 | 2025 | |
| SOUTHERN COMPANY GAS CAPITAL CORPORATION | United States | Montgomery | E8CD46SWUD2TSN8PA636 | 2025 | |
| Southern Electric Generating Company | United States | BIRMINGHAM | 5493002DGRU2CP8MZE54 | 2022 | > 24 months |
| SOUTHERN POWER COMPANY | United States | WILMINGTON | 5LADC78JBG2BMZD5XF57 | 2022 | > 24 months |
| SOUTHSTAR ENERGY SERVICES LLC | United States | WILMINGTON | 549300SIZD2BGBCBMM30 | 2025 | |
| SP ENERGY TRADING, LLC | United States | WILMINGTON | 549300HLCBH0RX29F434 | 2022 | > 24 months |
| TYLER BLUFF WIND PROJECT, LLC | United States | WILMINGTON | 549300RBTTICWRCV6F72 | 2023 | > 24 months |
| VIRGINIA NATURAL GAS, INC. | United States | Richmond | 549300EH5NIHPVYH2M79 | 2025 | |
| WAKE WIND ENERGY LLC | United States | WILMINGTON | 549300UWL01E5ALMUL39 | 2022 | > 24 months |