| Company | Timeline | Status | |
| Campbell & Slevin Developments Limited Director • Unreported | 11 Jun 2014←11 Years→Current | Active | |
| Clanabogan Developments Limited Director • Director | 11 Jun 2014←11 Years→Current | Active | |
| A&T Management Limited Director • Director | 28 Jun 2010←15 Years→Current | Active | |
| T & A Electrical Limited Director • Construction | 8 Jun 2010←15 Years→Current | Active | |
| Clanaboggan Property Management Limited Secretary • Unreported | 25 Mar 2009←16 Years→Current | Active | |
| Clanaboggan Property Management Limited Director • Unreported | 14 Jun 2006←19 Years→Current | Active | |
| Campbell & Slevin Limited Director • Electrical Contractor | 3 Jun 1991←34 Years→Current | Active | |
