| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Applied Communications Ltd | 01412999 | 12/06/1991 | Dissolved |
| Automatic Revenue Controls Ltd | 01451093 | 12/06/1991 | Dissolved |
| Benstate Ltd | 01506615 | 25/10/1991 | Dissolved |
| Cap (Northern) Ltd | 01396950 | 12/06/1991 | Dissolved |
| Cap Microsoft Ltd | 01261075 | 12/06/1992 | Dissolved |
| Cap-Cpp Micro Products Ltd | 01443790 | 12/06/1992 | Dissolved |
| Computer Analysts & Programmers (Scotland) Ltd | SC045892 | 02/01/1991 | Dissolved |
| Computer Program Products (Cpp Uk) Ltd | 00969382 | 12/06/1991 | Dissolved |
| Mouncey & Partners Ltd | 00740331 | 03/12/1997 | Dissolved |
| Principia Systems Ltd | 01679219 | 25/10/1991 | Dissolved |
| Principia Testing Ltd | 01623631 | 25/10/1991 | Dissolved |
| Surface Engineering & Inspection Ltd | 01709188 | 29/07/1991 | Dissolved |
| Threegrade Ltd | 01500313 | 12/06/1992 | Dissolved |
| Yard International Ltd | 01660787 | 25/10/1991 | Dissolved |
| Yard Software Systems Ltd | 01694837 | 18/10/1993 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| SEMA PARTNER 1 LIMITED | 04125843 | 14/12/2000 | 16/03/2001 | Dissolved |
| SEMA-LHS (UK) LIMITED | 04106026 | 07/11/2000 | 16/03/2001 | Dissolved |
| Sema Partner 2 Ltd | 04125837 | 14/12/2000 | 16/03/2001 | Dissolved |
| Sema Us Ltd | 04089348 | 09/10/2000 | 18/10/2000 | Dissolved |
| Sema-Lhs (Europe Holdings) Ltd | 04106076 | 07/11/2000 | 16/03/2001 | Dissolved |