| Company | Timeline | Status | |
| Tom Arnold Associates Limited Director • Director | 12 Apr 1992←33 Years→Current | Active | |
| Halle Concerts Society Director • Publisher And Theatre Producer | 19 Nov 1991←1 Year 8 Months→10 Aug 1993 | Active | |
| Key 103 Limited Director • Member Of Parliment | 15 Jun 1991←11 Months→29 May 1992 | Dissolved | |
| Tom Arnold Associates Limited Director • Director | 1 Jan 1970←53 Years→14 Nov 2023 | Active | |
