| Company | Timeline | Status | |
| Higginson Securities Limited Director • Mediator | 13 Jul 2007←1 Year 8 Months→1 Apr 2009 | Active | |
| Spiritualists' National Union(The) Director • Mediator & Arbitrator | 25 Apr 2007←2 Months→15 Jul 2007 | Active | |
The Gordon Higginson Fellowship Director • Mediator | 21 Aug 2006←1 Year 8 Months→19 Apr 2008 | Dissolved | |
Kingstree Arches Limited Secretary • Mediator | 30 Aug 2002←15 Years→27 Feb 2018 | Dissolved | |
