| Company | Timeline | Status | |
| Pendring Limited Director • Engineer  | 31 Dec 1991←33 Years→Current  | Active  | |
| John Hanlon & Co. Limited Director • Engineer  | 31 Dec 1991←33 Years→Current  | Active  | |
| Cravefields Limited Director • Unreported  | 1 Jan 1970←55 Years→Current  | Active  | |
