- Syed Ali QUADRI- Born December 1981 - Accountax Consultants Uk Ltd The Basement Goodmayes House 45-49 Goodmayes Road, Ilford, Essex, England, IG3 9UF 
- James QUADRIO- Born December 1986 - Liver Building Mezzanine Floor, Pier Head, Liverpool, England, L3 1HU 
- ADEGOKE JOHN- THE BIRCHES 5A NEILSON CLOSE, CHANDLERS FORD, HAMPSHIRE, UK, SO16 4QG 
- BIYI ADEGOKE- 7 NORTH ROAD, BELVEDERE, ENGLAND, DA17 6JX 
- ALEX ADEGOKE- 93 HUNTER STREET, NORTHAMPTON, ENGLAND, NN1 3QA 
- OLADIPO SESAN ADEWOYIN- 32 STOUR CLOSE, ROCHESTER, KENT, UNITED KINGDOM, ME2 3JX 
- ADEDIRAN ANTHONY ADEWOYIN- 31 WATERBANK ROAD CATFORD, LONDON, UNITED KINGDOM, SE6 3DJ 
- ADEWOYIN OLADIPUPO-USORO- Born December 1984 - 110 OLYMPIC HOUSE 28-42 CLEMENTS ROAD, ILFORD, ENGLAND, IG1 1BA 
- JAMES PATRICK LIMITED- 03283833 - Incorporated on 26 November 1996 
- QUADRICA LIMITEDDissolved- 04818229 - Dissolved on 17 August 2010 
- QUADRIAD LIMITED- 08758106 - Incorporated on 1 November 2013 
- QUADRICO LIMITED- 10368423 - Incorporated on 9 September 2016 
- QUADRIUM GROUP LTDDisolved- 13678315 - Dissolved on 11 April 2023 
- QUADRILATER.AL LTD.Active - Proposal to Strike off- 09335805 - Incorporated on 1 December 2014 
- HUMELAB HOSPITALITY UK LTD- 12012454 - Incorporated on 22 May 2019 
- JAMES QUADRIO- Born December 1986 - 99 STANLEY ROAD, BOOTLE, LIVERPOOL, MERSEYSIDE, ENGLAND, L20 7DA 
- Moin Ali QUADRI- Born March 1979 - 66 The Clarksons, Boundary Road, Barking, Essex, England, IG11 7JS 
- QUADRISOCII UK LLP- OC444297 - Incorporated on 18 October 2022 
- AL QUADRIFOGLIO LTD- 16267435 - Incorporated on 21 February 2025 
- TAWAKALITU QUADRI- Born February 1984 - IST FLOOR,NORTHWEST GATE HOUSE THE HIGH, HARLOW, ENGLAND, CM20 1YS