| Company | Timeline | Status | |
| S D Design (UK) Limited Director • Design & Consulting Engineer | 8 Apr 2009←16 Years→30 Sep 2025 | Dissolved | |
| Smart Crosby International Ltd Secretary • Unreported | 22 Oct 1993←15 Years→15 Apr 2009 | Active | |
| Smart Crosby International Ltd Director • Unreported | 22 Oct 1993←15 Years→15 Apr 2009 | Active | |
Smithers Purslow & Company Limited Director • Structural Engineer | 6 Oct 1991←1 Year 9 Months→2 Jul 1993 | Dissolved | |
