| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| FIRST GUARDIAN PROPERTIES LIMITED | 02487992 | 16/03/2004 | Dissolved |
| GEMECH FOUNDATIONS GROUP LIMITED | 06872675 | 10/11/2014 | Bronze |
| GEMECH FOUNDATIONS LIMITED | 13370967 | 03/05/2021 | Not Trading |
| GEMECH HOLDINGS LIMITED | 06193091 | 29/03/2007 | Dissolved |
| GEMECH LTD | 07212372 | 10/11/2014 | Silver |
| GEOMECHANICAL FOUNDATIONS LIMITED | 06193111 | 29/03/2007 | Dissolved |
| GEOMECHANICAL PROJECTS LIMITED | 06208918 | 11/04/2007 | Dissolved |
| Gemech Ltd | 04254378 | 18/07/2001 | Dissolved |
| Gemech Services Ltd | 06208905 | 11/04/2007 | Dissolved |
| Geomechanical Plant Ltd | 02759588 | 20/12/2002 | Dissolved |
| Geomechanical Plant Ltd | 04041966 | 27/07/2000 | Dissolved |
| Guardian Structural Repairs (South West) Ltd | 02459531 | 31/12/1991 | Dissolved |
| Room Below Ltd | 04306318 | 17/10/2001 | Dissolved |
| SEDGEMERE ESTATES PLC | 02323893 | 16/03/2004 | Dissolved |
| THE OLD BAKERY INVESTMENT MANAGEMENT CO LTD | 09420785 | 04/02/2015 | Not Trading |
| Zgfsw Ltd | 05009360 | 01/12/2008 | Dissolved |
| Zygan Ltd | 06033663 | 20/12/2006 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Arianway Ltd | 04356477 | 28/01/2002 | 03/02/2004 | Dissolved |
| Eemech Ltd | 04254402 | 18/07/2001 | 31/12/2003 | Dissolved |
| Electrical & Mechanical Engineering Ltd | 04151504 | 31/01/2001 | 30/09/2002 | Dissolved |
| Geomechanical Foundations (London) Ltd | 04302121 | 10/10/2001 | 04/03/2004 | Dissolved |
| Zgfsw Ltd | 05009360 | 07/06/2004 | 22/01/2009 | Dissolved |
| Ztc Ltd | 03645220 | 01/02/2000 | 22/01/2009 | Dissolved |