| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| EMLYN DAVIES DRILLING LIMITED | 02114458 | 01/07/2005 | Dissolved |
| FES GROUP LIMITED | 02295420 | 01/07/2005 | Dissolved |
| FES HOLDINGS LIMITED | 04406522 | 01/07/2005 | Dissolved |
| FES PLANT SERVICES LIMITED | 04392668 | 01/07/2005 | Dissolved |
| GEOENVIRONMENTAL SOLUTIONS PARTNERSHIP LIMITED | 01990880 | 01/07/2005 | Dissolved |
| GEOTECHNICAL SOLUTIONS PARTNERSHIP LIMITED | 04064416 | 01/07/2005 | Dissolved |
| LANDFILL DRILLING LIMITED | 02363252 | 01/07/2005 | Dissolved |
| WOTTESBROOKE EARTHWORK SOLUTIONS LIMITED | 15881829 | 06/08/2024 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| FOUNDATION ENGINEERING LIMITED | 00610627 | 30/09/2007 | 21/07/2011 | Dissolved |
| FUGRO APERIO LIMITED | 03235409 | 18/12/2006 | 12/02/2016 | Dissolved |
| FUGRO ENGINEERING SERVICES LIMITED | 01891562 | 01/07/2005 | 01/04/2011 | Dissolved |
| FUGRO GEOSERVICES LIMITED | 01284352 | 28/04/2006 | 01/04/2008 | Gold |
| FUGRO HOLDINGS LIMITED | 02804125 | 30/04/2008 | 01/03/2011 | Silver |
| FUGRO LOADTEST LIMITED | 04243793 | 20/01/2009 | 12/02/2016 | Dissolved |
| Hydrocore Ltd | 02594683 | 28/04/2006 | 01/04/2008 | Dissolved |
| Marine Energy Ltd | 04124200 | 28/04/2006 | 01/04/2008 | Dissolved |
| SEACONE LIMITED | 04369147 | 28/04/2006 | 01/04/2008 | Dissolved |
| SEACORE TRUSTEES LIMITED | 02909001 | 28/04/2006 | 01/04/2008 | Not Trading |
| Slimwell Ltd | 02027649 | 28/04/2006 | 01/04/2008 | Dissolved |