| Company | Timeline | Status | |
| Northern Trust Properties Limited Director • Director | 13 Mar 2001←11 Months→27 Feb 2002 | Active | |
| Northern Trust Company Limited Director • Director | 13 Mar 2001←8 Years→30 Mar 2009 | Active | |
| Northern Trust Land Limited Director • Director | 1 Jun 2000←8 Years→30 Mar 2009 | Active | |
| Campion Estates Limited Director • Consultant | 8 Nov 1999←26 Years→Current | Active | |
| McLean TW (Northern) Limited Director • Land Director | 5 Oct 1999←2 Months→17 Dec 1999 | Active | |
| Lancastrian Squash Club Limited Secretary • Surveyor | 13 Aug 1996←27 Years→27 Feb 2024 | Dissolved | |
Fairhold NW Limited Director • Company Director | 28 Jan 1992←7 Years→28 Oct 1999 | Dissolved | |
| Lancastrian Squash Club Limited Director • Surveyor | 17 Jan 1992←32 Years→27 Feb 2024 | Dissolved | |
