| Company | Timeline | Status | |
| Retford Masonic Hall Limited Director • Director  | 15 Jan 2021←4 Years→Current  | Active  | |
| Henry Kemp Ltd Director • Director  | 24 Feb 2016←9 Years→Current  | Active  | |
| Henry Kemp (Tarmacadam) Limited Director • Unreported  | 31 Oct 2001←24 Years→Current  | Active  | |
| Henry Kemp (Road Markings) Limited Director • Director  | 6 Jun 1991←34 Years→Current  | Active  | |
| Henry Kemp (Road Maintenance) Limited Director • Director  | 6 Jun 1991←34 Years→Current  | Active  | |
