| Company | Timeline | Status | |
| Richard Henderson Developments Limited Director • Director | 16 Jun 2021←4 Years→Current | Active | |
| C & L Houston Limited Director • Director | 3 Dec 2019←5 Years→Current | Active | |
| Houston Healthcare Ltd Director • Director | 12 Sep 2019←6 Years→Current | Active | |
| Richard Henderson Limited Director • Quantity Surveyor | 28 Jun 2001←24 Years→Current | Active | |
