| Company | Timeline | Status | |
| Soho Mills Management Company Limited Director • Unreported | 8 Mar 2019←6 Years→Current | Active | |
PB Holdings Limited Director • Director | 11 May 2017←2 Years→28 May 2019 | Dissolved | |
| N A Brown (R And D) Limited Director • Engineer | 24 Sep 2013←8 Years→2 Dec 2021 | Dissolved | |
| Northern Municipal Spares Limited Director • Engineer | 1 Jul 2009←9 Years→7 Jan 2019 | Active | |
| N.A. Brown Limited Director • Engineer | 17 Dec 1991←27 Years→7 Jan 2019 | Active | |
