| Company | Timeline | Status | |
| Specialz Limited Director • Lighting Designer | 16 Jan 2003←20 Years→29 Aug 2023 | Dissolved | |
| Production Services Association Director • Lighting Engineer | 5 Nov 1996←2 Years 4 Months→11 Mar 1999 | Active | |
| Quorn House Management Co. Ltd Director • Lighting Engineer | 31 May 1991←12 Years→24 Oct 2003 | Active | |
