DW SEF LLC
Limited Liability Company · WILMINGTON, United States · LEI 549300EPXRLBZLVG1948
LEI active
Summary
DW SEF LLC is registered in the United States. Its legal form is Limited Liability Company. According to GLEIF, its ultimate parent is LONDON STOCK EXCHANGE GROUP PLC (United Kingdom), which is also its direct parent. That group has 88 subsidiaries with LEIs in 31 countries, 18 of them in the United States. The LEI was first issued on 28 Jun 2013 and the record was last updated on 16 Jun 2026; the next renewal is due by 9 Dec 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 16 Jun 2015, more than 24 months before this data release. The group may have changed since.
Company details
| Legal form | Limited Liability Company |
|---|---|
| Register | · Register website |
| Registration number | 5352409 |
| Registration authority | Division of Corporations, Department of State |
| Jurisdiction | United States (US-DE) |
| Registered address | C/O CORPORATION SERVICE COMPANY, 251 LITTLE FALLS DRIVE, 19808 WILMINGTON, United States |
| Headquarters address | 245 Park Avenue, 10167 New York, United States |
| Category | company or other legal entity |
| Status | active |
| Founded (per GLEIF) | 17 Jun 2013 |
| LEI | 549300EPXRLBZLVG1948 |
| LEI status | active |
| LEI first issued | 28 Jun 2013 |
| LEI record last updated | 16 Jun 2026 |
| Next LEI renewal | 9 Dec 2026 |
| Corroboration of the LEI record | fully corroborated |
Group membership
DW SEF LLC this entity
Relationship to the parent
| Direct parent | Ultimate parent | |
|---|---|---|
| Parent | LONDON STOCK EXCHANGE GROUP PLC | LONDON STOCK EXCHANGE GROUP PLC |
| Accounting period | 15 Jun 2014 to 15 Jun 2016 | 16 Jun 2014 to 16 Jun 2015 |
| Evidence | other official documents | other official documents |
| Corroboration | supplied by the entity only | supplied by the entity only |
| Relationship start | 15 Jun 2014 | 16 Jun 2014 |
| Recorded at GLEIF since | 15 Jun 2026 | 16 Jun 2026 |
| Last updated | 15 Jun 2026 | 16 Jun 2026 |
| Record status | current | current |
Other subsidiaries of the same direct parent (38)
- ACADIASOFT, INC. United States lapsed
- FRANK RUSSELL COMPANY United States
- INSTITUTIONAL CASH DISTRIBUTORS TECHNOLOGY, LLC United States
- LSEG US FIN CORP. United States
- REDI GLOBAL TECHNOLOGIES LLC United States lapsed
- REFINITIV US LLC United States
- REFINITIV US ORGANIZATION LLC United States
- REFINITIV US SEF LLC United States
- THE YIELD BOOK INC. United States
- TORA TRADING SERVICES, LLC United States
- TURQUOISE GLOBAL HOLDINGS US, INC. United States
- INSTITUTIONAL CASH DISTRIBUTORS LIMITED United Kingdom
History
12 Sep 2025Headquarters address changed
7 Dec 2023Headquarters address changed