BLACKROCK UK (SIGMA) LIMITED
Private Limited Company (Ltd) · London, United Kingdom · LEI 549300RZZ5LX35CTX678
LEI active
Summary
BLACKROCK UK (SIGMA) LIMITED is registered in the United Kingdom and entered in the “Companies House register” under number 10269600. Its legal form is Private Limited Company (Ltd). According to GLEIF, its ultimate parent is BlackRock, Inc. (United States), which is also its direct parent. That group has 131 subsidiaries with LEIs in 23 countries, 24 of them in the United Kingdom. The LEI was first issued on 5 Nov 2016 and the record was last updated on 27 Sep 2025; the next renewal is due by 17 Nov 2026. 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 Sep 2024, more than 24 months before this data release. The group may have changed since.
Company details
| Legal form | Private Limited Company (Ltd) |
|---|---|
| Register | Companies House register · Register website |
| Registration number | 10269600 |
| Registration authority | Companies House |
| Jurisdiction | United Kingdom |
| Registered address | 12 Throgmorton Avenue, EC2N 2DL London, United Kingdom |
| Category | company or other legal entity |
| Status | active |
| Founded (per GLEIF) | 8 Jul 2016 |
| LEI | 549300RZZ5LX35CTX678 |
| LEI status | active |
| LEI first issued | 5 Nov 2016 |
| LEI record last updated | 27 Sep 2025 |
| Next LEI renewal | 17 Nov 2026 |
| Corroboration of the LEI record | fully corroborated |
Group membership
BLACKROCK UK (SIGMA) LIMITED this entity
Relationship to the parent
| Direct parent | Ultimate parent | |
|---|---|---|
| Parent | BlackRock, Inc. | BlackRock, Inc. |
| Accounting period | 1 Jan 2024 to 30 Sep 2024 | 1 Jan 2024 to 30 Sep 2024 |
| Evidence | consolidated accounts | consolidated accounts |
| Corroboration | fully corroborated | fully corroborated |
| Relationship start | 1 Oct 2024 | 1 Oct 2024 |
| Recorded at GLEIF since | 12 Oct 2024 | 12 Oct 2024 |
| Last updated | 27 Sep 2025 | 27 Sep 2025 |
| Record status | current | current |
Other subsidiaries of the same direct parent (124)
- BLACKROCK ADVISORS (UK) LIMITED United Kingdom
- BLACKROCK ASSET MANAGEMENT INVESTOR SERVICES LIMITED United Kingdom
- BLACKROCK ASSET MANAGEMENT UK LIMITED United Kingdom
- BLACKROCK FINANCE EUROPE LIMITED United Kingdom
- BLACKROCK FINCO UK LTD United Kingdom
- BLACKROCK FUND MANAGERS LIMITED United Kingdom
- BLACKROCK GROUP LIMITED United Kingdom
- BLACKROCK INTERNATIONAL LIMITED United Kingdom
- BLACKROCK LIFE LIMITED United Kingdom
- BLACKROCK PENSIONS LIMITED United Kingdom
- BLACKROCK UK (ALPHA) LIMITED United Kingdom
- BLACKROCK UK (BETA) LIMITED United Kingdom