Constellation Energy Generation, LLC
Summary
Constellation Energy Generation, LLC is registered in the United States and entered in the “Business Search” under number 2979826. Its legal form is Limited Liability Company. According to GLEIF, its ultimate parent is Constellation Energy Corporation (United States), which is also its direct parent. That group has 25 subsidiaries with LEIs in 3 countries, 22 of them in the United States. It has 13 direct subsidiaries in GLEIF data; 3 of them have a lapsed LEI. The LEI was first issued on 26 Sep 2012 and the record was last updated on 9 Sep 2026; the next renewal is due by 16 Sep 2027. GLEIF's ISIN mapping lists 24 ISINs for this LEI. AssetCensus found 1 data-quality note for this entity (see below).
Written from GLEIF data using fixed, reviewed sentence templates.
Data-quality notes (AssetCensus analysis)
- The ultimate-parent link rests on accounts for the period ending 31 Dec 2022, more than 24 months before this data release. The group may have changed since.
Company details
| Legal form | Limited Liability Company |
|---|---|
| Register | Business Search · Register website |
| Registration number | 2979826 |
| Registration authority | Pennsylvania Department of State |
| Jurisdiction | United States (US-PA) |
| Registered address | C/O Corporate Creations Network, Inc., 900 State Street Suite 300, 16501 Erie, United States |
| Headquarters address | 1310 Point Street, 21231 Baltimore, United States |
| Category | company or other legal entity |
| Status | active |
| Founded (per GLEIF) | 27 Dec 2000 |
| LEI | S2PEWKCZFFECR4533P43 |
| LEI status | active |
| LEI first issued | 26 Sep 2012 |
| LEI record last updated | 9 Sep 2026 |
| Next LEI renewal | 16 Sep 2027 |
| Corroboration of the LEI record | fully corroborated |
Group membership
Relationship to the parent
| Direct parent | Ultimate parent | |
|---|---|---|
| Parent | Constellation Energy Corporation | Constellation Energy Corporation |
| Accounting period | 1 Jan 2022 to 31 Dec 2022 | 1 Jan 2022 to 31 Dec 2022 |
| Evidence | other official documents | other official documents |
| Corroboration | supplied by the entity only | supplied by the entity only |
| Relationship start | 1 Feb 2022 | 1 Feb 2022 |
| Recorded at GLEIF since | 15 Sep 2023 | 15 Sep 2023 |
| Last updated | 9 Sep 2026 | 9 Sep 2026 |
| Record status | current | current |
Direct subsidiaries (13)
- CONSTELLATION GENERATION LIMITED United Kingdom · London
- 2015 ESA PROJECT COMPANY, LLC United States lapsed · WILMINGTON
- AV SOLAR RANCH 1, LLC United States · WILMINGTON
- CALVERT CLIFFS NUCLEAR POWER PLANT, LLC United States · Lutherville-Timonium
- CNE GAS SUPPLY, LLC United States lapsed · WILMINGTON
- CONSTELLATION ENERGY NUCLEAR GROUP, LLC United States · Lutherville-Timonium
- CONSTELLATION LNG, LLC United States · WILMINGTON
- CONSTELLATION POWER SOURCE GENERATION, LLC United States · Lutherville-Timonium
- CONSTELLATION RENEWABLES, LLC United States · WILMINGTON
- HANDSOME LAKE ENERGY, LLC United States · Lutherville-Timonium
- NINE MILE POINT NUCLEAR STATION, LLC United States · WILMINGTON
- Oyster Creek Nuclear Generating Station Qualified Fund United States lapsed · Wilmington
- WEST MEDWAY II, LLC United States · WILMINGTON
Other subsidiaries of the same direct parent (2)
- CONSTELLATION NEWENERGY, INC. United States
- Constellation Derivatives Limited United Kingdom
ISINs mapped to this LEI (24)
US210385AA81 · US210385AB64 · US210385AC48 · US210385AD21 · US210385AE04 · US210385AF78 · US210385AG51 · US210385AH35 · US210385AJ90 · US210385AK63
24 in the GLEIF–ANNA mapping file; first 10 shown. The file covers ISINs issued since the mapping started, not all securities.
Other names
- EXELON GENERATION COMPANY, LLC · previous name