| Company | Timeline | Status | |
| Celtic Freeport Company Limited Director • Director | 4 Apr 2023←2 Years 6 Months→Current | Active | |
| Celtic Freeport Company Limited Director • Director | 4 Apr 2023←1 Year 3 Months→12 Jul 2024 | Active | |
| David Swallow Consulting Ltd Director • Strategic Consultant | 8 Apr 2013←12 Years→Current | Active | |
| David Swallow Consulting Ltd Director • Strategic Consultant | 8 Apr 2013←11 Years→1 Jan 2025 | Active | |
Swansea Bay Futures Limited Director • Chartered Surveyor | 1 Nov 2009←8 Years→18 Jan 2018 | Dissolved | |
Welsh Industrial Partnership (GP) Limited Director • Company Director | 22 Mar 2002←1 Year 3 Months→24 Jun 2003 | Dissolved | |
| Welsh Development Management Limited Director • Chartered Surveyor | 19 Mar 2002←1 Year 4 Months→18 Jul 2003 | Active | |
| Wales Quality Centre Director • Chartered Surveyor | 27 Jan 2000←4 Years→29 Jan 2004 | Active | |
