| Company | Timeline | Status | |
| Sir J.H. Biles (Naval Services) Limited Director • Director | 23 Mar 2006←7 Years→26 Sep 2013 | Active | |
Fleming & Ferguson, Limited Secretary • Engineer | 25 May 1995←18 Years→25 Oct 2013 | Active | |
| Lobnitz Marine Holdings Limited Director • Engineer | 25 May 1995←18 Years→26 Sep 2013 | Active | |
| Sir J.H.Biles & Co.Limited Secretary • Engineer | 25 May 1995←6 Years→1 Aug 2001 | Active | |
| Clark & Standfield Limited Secretary • Engineer | 25 May 1995←18 Years→26 Sep 2013 | Active | |
| Alluvial Dredges Limited Secretary • Engineer | 25 May 1995←18 Years→26 Sep 2013 | Active | |
| Seadrec Limited Secretary • Unreported | 31 Jul 1994←19 Years→26 Sep 2013 | Active | |
| Seadrec Limited Secretary • Unreported | 30 Mar 1993←9 Months→30 Dec 1993 | Active | |
Fleming & Ferguson, Limited Director • Engineer | 25 Mar 1993←20 Years→25 Oct 2013 | Active | |
| Clark & Standfield Limited Director • Engineer | 25 Mar 1993←20 Years→26 Sep 2013 | Active | |
