CONSTELLATION ENERGY NUCLEAR GROUP, LLC
Limited Liability Company (L.L.C., LLC , L.C., L C) · Lutherville-Timonium, United States · LEI 549300XUUBO7GS13OG75
LEI active
Summary
CONSTELLATION ENERGY NUCLEAR GROUP, LLC is registered in the United States. Its legal form is Limited Liability Company (L.L.C., LLC , L.C., L C). According to GLEIF, its ultimate parent is Constellation Energy Corporation (United States), and its direct parent is Constellation Energy Generation, LLC (United States). That group has 25 subsidiaries with LEIs in 3 countries, 22 of them in the United States. It has 1 direct subsidiary in GLEIF data. The LEI was first issued on 10 Apr 2013 and the record was last updated on 9 Jun 2026; the next renewal is due by 20 Jun 2027. 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 30 Dec 2022, more than 24 months before this data release. The group may have changed since.
Company details
| Legal form | Limited Liability Company (L.L.C., LLC , L.C., L C) |
|---|---|
| Register | · Register website |
| Registration number | W05592613 |
| Registration authority | Business Services (Maryland Department of Assessments and Taxation) |
| Jurisdiction | United States (US-MD) |
| Registered address | C/O Corporate Creations Network Inc., 2405 York Road, 21093 Lutherville-Timonium, United States |
| Headquarters address | 8TH FLOOR, 21231 BALTIMORE, United States |
| Category | company or other legal entity |
| Status | active |
| Founded (per GLEIF) | 15 Dec 1999 |
| LEI | 549300XUUBO7GS13OG75 |
| LEI status | active |
| LEI first issued | 10 Apr 2013 |
| LEI record last updated | 9 Jun 2026 |
| Next LEI renewal | 20 Jun 2027 |
| Corroboration of the LEI record | fully corroborated |
Group membership
CONSTELLATION ENERGY NUCLEAR GROUP, LLC this entity
R.E. GINNA NUCLEAR POWER PLANT, LLC United States
Relationship to the parent
| Direct parent | Ultimate parent | |
|---|---|---|
| Parent | Constellation Energy Generation, LLC | Constellation Energy Corporation |
| Accounting period | 31 Dec 2021 to 30 Dec 2022 | 31 Dec 2021 to 30 Dec 2022 |
| Evidence | other official documents | other official documents |
| Corroboration | supplied by the entity only | supplied by the entity only |
| Relationship start | 6 Jul 2017 | 18 Jun 2022 |
| Recorded at GLEIF since | 10 Apr 2013 | 10 Apr 2013 |
| Last updated | 9 Jun 2026 | 9 Jun 2026 |
| Record status | current | current |
Direct subsidiaries (1)
- R.E. GINNA NUCLEAR POWER PLANT, LLC United States · LUTHERVILLE-TIMONIUM
Other subsidiaries of the same direct parent (12)
- 2015 ESA PROJECT COMPANY, LLC United States lapsed
- AV SOLAR RANCH 1, LLC United States
- CALVERT CLIFFS NUCLEAR POWER PLANT, LLC United States
- CNE GAS SUPPLY, LLC United States lapsed
- CONSTELLATION LNG, LLC United States
- CONSTELLATION POWER SOURCE GENERATION, LLC United States
- CONSTELLATION RENEWABLES, LLC United States
- HANDSOME LAKE ENERGY, LLC United States
- NINE MILE POINT NUCLEAR STATION, LLC United States
- Oyster Creek Nuclear Generating Station Qualified Fund United States lapsed
- WEST MEDWAY II, LLC United States
- CONSTELLATION GENERATION LIMITED United Kingdom
Other names
- CONSTELLATION GENERATION GROUP, LLC · previous name
- CONSTELLATION NUCLEAR, LLC · previous name
History
10 Jun 2025Registered address changed