MACK-BROOKS EXHIBITIONS LIMITED
Private Limited Company (Ltd) · RICHMOND, United Kingdom · LEI 549300SALIWJMC1XG605
LEI lapsed
Summary
MACK-BROOKS EXHIBITIONS LIMITED is registered in the United Kingdom and entered in the “Companies House register” under number 00967560. Its legal form is Private Limited Company (Ltd). According to GLEIF, its ultimate parent is RELX PLC (United Kingdom), which is also its direct parent. That group has 52 subsidiaries with LEIs in 17 countries, 13 of them in the United Kingdom. The LEI was first issued on 24 Sep 2019 and the record was last updated on 27 Jun 2026. It has lapsed: renewal was due by 26 Jun 2026. AssetCensus found 3 data-quality notes for this entity (see below).
Written from GLEIF data using fixed, reviewed sentence templates.
Data-quality notes (AssetCensus analysis)
- The LEI has lapsed: it was due for renewal by 26 Jun 2026 and was not renewed, so GLEIF's data for this entity has not been re-verified since. A lapsed LEI does not mean the company has ceased to exist.
- The ultimate-parent link rests on accounts for the period ending 31 Dec 2023, more than 24 months before this data release. The group may have changed since.
- The ultimate-parent relationship record was not renewed; it was last updated on 27 Jun 2026.
Company details
| Legal form | Private Limited Company (Ltd) |
|---|---|
| Register | Companies House register · Register website |
| Registration number | 00967560 |
| Registration authority | Companies House |
| Jurisdiction | United Kingdom |
| Registered address | GATEWAY HOUSE, 28 THE QUADRANT, TW9 1DN RICHMOND, United Kingdom |
| Category | company or other legal entity |
| Status | active |
| Founded (per GLEIF) | 3 Dec 1969 |
| LEI | 549300SALIWJMC1XG605 |
| LEI status | lapsed |
| LEI first issued | 24 Sep 2019 |
| LEI record last updated | 27 Jun 2026 |
| Next LEI renewal | 26 Jun 2026 |
| Corroboration of the LEI record | fully corroborated |
Group membership
MACK-BROOKS EXHIBITIONS LIMITED this entity
Relationship to the parent
| Direct parent | Ultimate parent | |
|---|---|---|
| Parent | RELX PLC | RELX PLC |
| Accounting period | 1 Jan 2023 to 31 Dec 2023 | 1 Jan 2023 to 31 Dec 2023 |
| Evidence | consolidated accounts | consolidated accounts |
| Corroboration | fully corroborated | fully corroborated |
| Accounting standard | other standard | other standard |
| Relationship start | 26 Jun 2023 | 26 Jun 2023 |
| Recorded at GLEIF since | 24 Sep 2019 | 24 Sep 2019 |
| Last updated | 27 Jun 2026 | 27 Jun 2026 |
| Record status | not renewed | not renewed |
Other subsidiaries of the same direct parent (11)
- REED EXHIBITIONS LIMITED United Kingdom
- RELX (UK) LIMITED United Kingdom
- RELX FINANCE LIMITED United Kingdom
- RELX GROUP PLC United Kingdom
- RELX OVERSEAS HOLDINGS LIMITED United Kingdom
- ELSEVIER INC. United States
- ICIS BENCHMARKING EUROPE B.V. Netherlands
- REED EXPOSITIONS FRANCE France lapsed
- RELX CAPITAL INC. United States
- RELX INC. United States
- RELX OVERSEAS B.V. Netherlands