| Company | Timeline | Status | |
| Hill & Webster (Services) Limited Director • Engineer | 22 Dec 1991←34 Years→Current | Active | |
| Hill & Webster Limited Director • Engineer | 22 Dec 1991←34 Years→Current | Active | |
| Hill & Webster (Handling) Limited Director • Engineer | 22 Dec 1991←34 Years→Current | Active | |
| Hill & Webster (Services) Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
| Hill & Webster Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
