| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | STREETWISE OPERA | 🇬🇧Regno Unito | Active | 03/02/2026 – present |
| Officer | LABORATORY IT CONSULTING LIMITED | 🇬🇧Regno Unito | Dissolved | 18/03/2026 – present |
| Officer | PORT INVEST LIMITED | 🇬🇧Regno Unito | Active | 09/05/2026 – 19/09/2018 |
| Officer | DEJ CONSULTING LTD | 🇬🇧Regno Unito | Active | 11/02/2026 – present |
| Officer | D JOHNSON TECHNICAL SERVICES LIMITED | 🇬🇧Regno Unito | Active | 10/02/2026 – present |
| Officer | DAVID JOHNSON OVERHEAD LINES LTD | — | Active | 14/05/2026 – present |
| Officer | CROMWELL PROJECTS LIMITED | — | Dissolved | 04/06/2026 – present |
| Officer | DJM FABRICATION LIMITED | — | Dissolved | 06/06/2026 – present |
| Officer | D JOHNSON DRIVER SERVICES LIMITED | — | Dissolved | 07/06/2026 – present |
| Officer | D S ELECTRICAL SERVICES UK LIMITED | — | Active | 14/06/2026 – 18/10/2010 |
14/06/2026
United Kingdom → England
04/06/2026
England → United Kingdom
12/01/2006
appointed