| Company | Timeline | Status | |
| JLP Partnership LLP Designated LLP Member • Unreported | 9 Dec 2023←1 Year 10 Months→Current | Active | |
| Zephen Residential Limited Director • Company Director | 15 Dec 2015←9 Years→Current | Active | |
| Zephen Properties Limited Director • Architect | 12 Aug 2010←15 Years→Current | Active | |
Zephen Properties (Wales) Limited Director • Architect | 8 Apr 2008←6 Years→24 Mar 2015 | Dissolved | |
| Consarc Consulting Architects Limited Secretary • Director | 1 Dec 2005←19 Years→Current | Active | |
| Zephen Farms Limited Director • Architect | 11 Mar 2005←20 Years→Current | Active | |
| Zephen Limited Director • Architect | 26 Dec 2004←20 Years→Current | Active | |
| The Dame Hilary Cropper Charitable Foundation Limited Director • Architect | 26 Dec 2004←10 Years→27 Jan 2015 | Active | |
| Zephen No.3 Limited Director • Architect | 8 Jan 2003←22 Years→Current | Active | |
| Consarc Consulting Architects Limited Director • Architect | 1 Feb 1997←28 Years→Current | Active | |
