| Company | Timeline | Status | |
| Lea Forestry Limited Director • Engineer | 23 May 1991←34 Years→Current | Active | |
| Albright (Engineers) Limited Director • Engineer | 23 May 1991←34 Years→Current | Active | |
| Lea Redway Limited Director • Engineer | 23 May 1991←34 Years→Current | Active | |
| Albright International Limited Director • Engineer | 8 Mar 1991←34 Years→Current | Active | |
