| Company | Timeline | Status | |
| Swan Scientific Limited Director • Refrigeration Enginer | 31 Dec 1989←35 Years→4 Mar 2025 | Dissolved | |
| Swan Environmental Limited Director • Refrigeration Engineer | 10 Feb 1989←36 Years→11 Mar 2025 | Dissolved | |
| Swan Environmental Limited Secretary • Unreported | 10 Feb 1989←36 Years→11 Mar 2025 | Dissolved | |
| Peter Swan And Sons Limited Director • Refrigeration Engineer | 14 Dec 1988←36 Years→Current | Active | |
| Peter Swan And Sons Limited Secretary • Unreported | 14 Dec 1988←36 Years→Current | Active | |
