| Company | Timeline | Status | |
| Springboard Opportunity Group Director • Chartered Surveyor | 8 Jul 2015←5 Years→24 Nov 2020 | Active | |
Petersen Safety Solutions Limited Director • Chartered Surveyour | 13 Aug 2010←3 Years→1 Apr 2014 | Dissolved | |
| Petersen Associates Limited Director • Unreported | 26 Jan 2010←15 Years→Current | Active | |
