| Company | Timeline | Status | |
| Fevertree Limited Director • Designer | 19 Nov 2004←1 Year 8 Months→11 Aug 2006 | Active | |
Bellshill Lark (Number 20) Limited Director • Consultant | 9 Dec 2002←1 Year 8 Months→3 Sep 2004 | Dissolved | |
| Martin Miller's Gin Limited Director • Consultant | 21 Oct 1999←18 Years→2 Jan 2018 | Active | |
