| Company | Timeline | Status | |
| Insultec Limited Director • Insulation Engineering | 19 Mar 1992←33 Years→Current | Active | |
| Insultec Limited Secretary • Unreported | 19 Mar 1992←33 Years→Current | Active | |
| Insultec Limited Director • Insulation Engineering | 1 Jan 1970←55 Years→19 Mar 2025 | Active | |
| Insultec Limited Secretary • Unreported | 1 Jan 1970←55 Years→19 Mar 2025 | Active | |
