| Company | Timeline | Status | |
| Groundwork Environmental Management (Hertfordshire) Limited Director • Company Director | 8 Mar 1993←2 Years 9 Months→6 Dec 1995 | Dissolved | |
| Groundwork East Director • Company Director | 7 Dec 1992←2 Years 12 Months→6 Dec 1995 | Active | |
| The Federation Of Groundwork Trusts Director • Chairman | 15 Nov 1992←3 Years→31 Dec 1995 | Active | |
| Shenley Park Trust Director • Chairman | 23 May 1992←6 Years→21 Oct 1998 | Active | |
| Tree Council(The) Director • Retired | 9 Nov 1991←3 Years→13 Jul 1995 | Active | |
| Groundwork Enterprises Limited Director • Company Director | 12 Jul 1991←4 Years→31 Dec 1995 | Active | |
| Pitney Bowes Limited Director • Chairman | 18 May 1991←1 Year 5 Months→9 Nov 1992 | Active | |
| Tree Council(The) Director • Unreported | 1 Jan 1970←25 Years→13 Jul 1995 | Active | |
