| Company | Timeline | Status | |
| Shannon Technical Services Limited Director • Merchant | 15 Aug 2024←1 Year 6 Months→Current | Active | |
| Shannon R. & D. Limited Director • Merchant | 27 Feb 1991←34 Years→Current | Active | |
| Shannon R. & D. Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
