| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| COMMERCIAL PROPERTY CONSULTANTS LIMITED | 04090352 | 14/12/2000 | Dissolved |
| Crocus Estates (Southampton) Limited | 01604114 | 26/12/1991 | Dissolved |
| Exsan Ltd | 02334261 | 24/12/1991 | Dissolved |
| Gatcombe House Properties Ltd | 01646015 | 26/12/1991 | Dissolved |
| HEATON CONSOLIDATED PROPERTY HOLDINGS LIMITED | 03384314 | 10/07/1997 | Silver |
| HEATON HOLDINGS LIMITED | 01604821 | 26/12/1991 | Amber |
| HEATON PROPERTY INVESTMENTS LIMITED | 02139997 | 26/12/1991 | Gold |
| Heaton Plant Ltd | 01834420 | 26/12/1991 | Dissolved |
| Hydraseal Ltd | 03237970 | 10/12/1996 | Dissolved |
| Jawrings Ltd | 03350992 | 13/06/1997 | Dissolved |
| STRAND HARBOUR SECURITIES LIMITED | 02088171 | 31/03/1991 | Amber |
| Warings Contractors (Western) Ltd | 00593902 | 26/12/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Heaton Waring Ltd | 01399309 | 26/12/1991 | 30/01/1998 | Dissolved |
| OCEAN HARVEST TECHNOLOGY GROUP PLC | 13411717 | 04/11/2021 | 29/03/2023 | Amber |
| Sanipor (Southern) Ltd | 02334265 | 26/12/1991 | 30/01/1998 | Dissolved |
| UNIVERSITY OF PORTSMOUTH INVESTMENTS LIMITED | 02955661 | 05/09/1994 | 11/05/1998 | Silver |
| UNIVERSITY OF PORTSMOUTH TRAINING LIMITED | 02955673 | 31/08/1994 | 11/05/1998 | Dissolved |
| WARINGS CONSTRUCTION GROUP HOLDINGS LIMITED | 03458583 | 30/01/1998 | 06/12/2007 | Insolvent |
| WARINGS CONSTRUCTION GROUP LIMITED | 03384320 | 10/07/1997 | 30/01/1998 | Not Trading |
| WARINGS CONTRACTORS LIMITED | 00326584 | 26/12/1991 | 30/01/1998 | Not Trading |