| Company | Timeline | Status | |
| Knowles Waterproofing Limited Director • Unreported | 13 Mar 2023←2 Years 8 Months→Current | Active | |
| K Piling Limited Director • Unreported | 13 Mar 2023←2 Years 8 Months→Current | Active | |
| Knowles Property Group 2 Limited Director • Unreported | 13 Mar 2023←2 Years 8 Months→Current | Active | |
| Knowles Property Group Limited Director • Unreported | 13 Mar 2023←2 Years 8 Months→Current | Active | |
| K Plant Hire Limited Director • Unreported | 13 Mar 2023←2 Years 8 Months→Current | Active | |
| Knowles Holdings Limited Director • Unreported | 13 Mar 2023←2 Years 8 Months→Current | Active | |
| Autocave Limited Director • Unreported | 13 Mar 2023←2 Years 8 Months→Current | Active | |
| Knowles Land Limited Director • Unreported | 13 Mar 2023←2 Years 8 Months→Current | Active | |
| Henleyroad Limited Director • Unreported | 13 Mar 2023←2 Years 8 Months→Current | Active | |
| Knowles Construction Ltd Director • Unreported | 13 Mar 2023←2 Years 8 Months→Current | Active | |
