| Company | Timeline | Status | |
| Caldwell Consulting Southeast Ltd Director • Director | 1 Jul 2025←4 Months→Current | Active | |
| Building Performance Prediction Ltd Director • Director | 1 Jul 2024←1 Year 4 Months→Current | Active | |
| Vercon Engineering Limited Director • Director | 1 Jul 2024←1 Year 4 Months→Current | Active | |
| Caldwell Consulting North West Limited Director • Director | 1 Jul 2024←1 Year 4 Months→Current | Active | |
| CCM Commissioning Specialists Ltd Director • Director | 1 Jul 2024←1 Year 4 Months→Current | Active | |
| Bbeco Ltd Director • Electrical Engineer | 25 Jun 2024←1 Year 4 Months→Current | Active | |
| Caldwell Mecserve Ltd Director • Company Director | 23 May 2024←8 Months→4 Feb 2025 | Dissolved | |
