| Company | Timeline | Status | |
| KLF Architects Limited Director • Company Director | 11 Sep 2025←1 Month→Current | Active | |
| Zero Haus Limited Director • Director | 28 Apr 2025←6 Months→Current | Active | |
| Net Zero Architecture Limited Director • Architect | 31 Jan 2022←2 Years 1 Month→19 Mar 2024 | Dissolved | |
| Zero Energy Architecture Ltd Director • Architect | 22 Jun 2017←8 Years→Current | Active | |
Corse Cycle Club Ltd Director • Architect | 31 May 2013←1 Year 7 Months→13 Jan 2015 | Dissolved | |
Emission Zero Engineering Architecture Limited Director • Director | 13 Mar 2012←4 Years→5 Jul 2016 | Dissolved | |
Emission Zero Design Ltd Director • Architect | 2 Nov 2011←6 Years→23 Jan 2018 | Dissolved | |
Oc328510 LLP Designated LLP Member • Unreported | 22 May 2007←9 Years→24 Jan 2017 | Dissolved | |
| Malcolm Scott Consultants Limited Director • Architect | 21 Oct 2003←4 Years→31 Dec 2007 | Active | |
| Floor Barre Limited Director • Architect | 10 Jun 1998←27 Years→Current | Active | |
