| Company | Timeline | Status | |
| S&M Howson UK Ltd Trading As LJ Consultancies Limited Director • Electrical Contractor | 24 Sep 2019←6 Years→Current | Active | |
| Moorside (Sheffield) Management Company Limited Director • Company Director | 5 Dec 2011←14 Years→Current | Active | |
RJCL Management Limited Director • Electrical Contractor | 23 Jan 2009←5 Years→9 Sep 2014 | Dissolved | |
| Independent Electrical Wholesalers Limited Director • Electrician | 26 Feb 2007←1 Month→14 Apr 2007 | Active | |
| S & M Howson (UK) Limited Director • Electrical Contractor | 1 Sep 2003←22 Years→Current | Active | |
| S & M Howson Limited Director • Electrician | 21 Mar 1991←34 Years→Current | Active | |
