| Officer | BUCK ESTATES LINDEN ROAD LTD | 🇬🇧Regno Unito | Active | 21/03/2026 – present |
| Officer | BUCK ESTATES COTSWOLD LTD | 🇬🇧Regno Unito | Active | 28/03/2026 – present |
| Officer | BUCK ESTATES ST JOHNS RD LTD | 🇬🇧Regno Unito | Active | 28/03/2026 – present |
| Officer | BUCK ESTATES BECKSIDE LTD | 🇬🇧Regno Unito | Active | 29/03/2026 – present |
| Officer | BEC PROPERTIES LTD | 🇬🇧Regno Unito | Active | 31/03/2026 – present |
| Officer | BUCK ESTATES HOLDINGS LIMITED | 🇬🇧Regno Unito | Active | 31/03/2026 – present |
| Officer | REJA HOLDINGS LTD | 🇬🇧Regno Unito | Active | 04/04/2026 – present |
| Officer | ANCORA LOGISTICS LIMITED | — | Dissolved | 04/04/2026 – present |
| Officer | ROSE 360 LIMITED | 🇬🇧Regno Unito | Active | 08/04/2026 – present |
| Officer | RESOLUTE RECRUITMENT LTD | 🇬🇧Regno Unito | Active | 08/04/2026 – present |
| Officer | KNIGHT & JONES RECRUITMENT LIMITED | 🇬🇧Regno Unito | Active | 09/04/2026 – present |
| Officer | FIRST2EDUCATION LIMITED | — | Dissolved | 10/04/2026 – present |
| Officer | SH RECRUITMENT LTD | — | Dissolved | 23/01/2026 – present |
| Officer | TOTAL SUPPORT RECRUITMENT LTD | 🇬🇧Regno Unito | Active | 11/04/2026 – present |
| Officer | RECRUIT2CARE LIMITED | — | Dissolved | 16/04/2026 – present |
| Officer | JARK (WARRINGTON) LTD | 🇬🇧Regno Unito | Active | 18/04/2026 – present |
| Officer | CALDER RECRUITMENT LIMITED | — | Dissolved | 19/04/2026 – 25/10/2017 |
| Officer | STAFFRIGHT (SOUTHEND) LTD | 🇬🇧Regno Unito | Active | 27/04/2026 – 11/07/2017 |
| Officer | MIZEN LIMITED | 🇬🇧Regno Unito | Active | 22/04/2026 – present |
| Officer | LAB PROPERTY LIMITED | — | Dissolved | 23/04/2026 – present |
| Officer | JARK (WORTHING) LIMITED | 🇬🇧Regno Unito | Dissolved | 24/04/2026 – present |
| Officer | ANCORA RECRUITMENT LTD | 🇬🇧Regno Unito | Active | 25/04/2026 – present |
| Officer | CARESTAFF BUREAU LIMITED | 🇬🇧Regno Unito | Dissolved | 25/04/2026 – 30/04/2020 |
| Officer | JARK (DOWNPATRICK) LIMITED | 🇬🇧Regno Unito | Active | 27/04/2026 – present |
| Officer | JARK (PETERBOROUGH) LIMITED | 🇬🇧Regno Unito | Active | 27/04/2026 – present |
| Officer | CORE RECRUITER LTD | 🇬🇧Regno Unito | Active | 27/04/2026 – present |
| Officer | JARK (CAMBRIDGE) LIMITED | 🇬🇧Regno Unito | Active | 27/04/2026 – present |
| Officer | JARK (STEVENAGE) LIMITED | 🇬🇧Regno Unito | Active | 27/04/2026 – present |
| Officer | JARK (K L) LIMITED | — | Liquidation | 27/04/2026 – present |
| Officer | JARK (BELFAST) LIMITED | 🇬🇧Regno Unito | Active | 27/04/2026 – present |
| Officer | STAFFRIGHT GROUP LTD | 🇬🇧Regno Unito | Active | 27/04/2026 – present |
| Officer | STAFFRIGHT (LONDON) LTD | 🇬🇧Regno Unito | Liquidation | 14/04/2026 – present |
| Officer | JARK (BELFAST) HEALTHCARE SERVICES LIMITED | — | Liquidation | 27/04/2026 – present |
| Officer | JARK (BRADFORD) LIMITED | — | Dissolved | 27/04/2026 – present |
| Officer | JARK (GLASGOW) LIMITED | — | Liquidation | 27/04/2026 – 30/04/2020 |
| Officer | VANTA STAFFING (READING) LTD | 🇬🇧Regno Unito | Active | 27/04/2026 – present |
| Officer | ROOS RECRUITMENT LIMITED | 🇬🇧Regno Unito | Dissolved | 27/04/2026 – present |
| Officer | JARK (WAKEFIELD) LIMITED | 🇬🇧Regno Unito | Active | 27/04/2026 – present |
| Officer | STAFFRIGHT (SOUTHEND) LTD | 🇬🇧Regno Unito | Active | 27/04/2026 – present |
| Officer | THORNE & WAIT LIMITED | 🇬🇧Regno Unito | Active | 28/04/2026 – present |
| Officer | PIVOT HEALTHCARE LIMITED | 🇬🇧Regno Unito | Dissolved | 02/05/2026 – present |
| Officer | LIGA RECRUITMENT LTD | — | Dissolved | 05/05/2026 – present |
| Officer | TOMLIN PERSONNEL LIMITED | 🇬🇧Regno Unito | Active | 06/05/2026 – present |
| Officer | TOBIAS CHASE LIMITED | 🇬🇧Regno Unito | Dissolved | 06/05/2026 – present |
| Officer | INFINITY PERSONNEL LIMITED | — | Dissolved | 09/05/2026 – present |
| Officer | JCS PERSONNEL LTD | — | Dissolved | 09/05/2026 – present |
| Officer | PRISM OUTSOURCING LIMITED | — | Dissolved | 14/05/2026 – present |
| Officer | ALLEN JAMES ASSOCIATES LIMITED | 🇬🇧Regno Unito | Dissolved | 15/05/2026 – present |
| Officer | WRV SOLUTIONS LTD | — | Dissolved | 16/05/2026 – present |
| Officer | PAYTEMP XTRA LIMITED | — | Dissolved | 16/05/2026 – present |
