| Company | Timeline | Status | |
| Land Reimagined Ltd Director • Unreported | 9 Aug 2016←9 Years→Current | Active | |
Viveur Networking Limited Director • Architect | 31 Oct 2007←6 Years→1 Apr 2014 | Dissolved | |
| The Centre For Computing History Limited Director • Architect | 20 Aug 2007←4 Years→31 Jul 2012 | Active | |
| Peter Robson Architects Limited Secretary • Unreported | 20 Feb 1993←2 Years 10 Months→31 Dec 1995 | Active | |
| Grove Lodge Limited Secretary • Unreported | 14 Jan 1992←9 Years→19 Jul 2001 | Active | |
| Grove Lodge Limited Director • Architect | 14 Jan 1992←9 Years→19 Jul 2001 | Active | |
| Peter Robson Architects Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
