| Company | Timeline | Status | |
| Burgoyne Management Limited Director • Consulting Engineer | 20 May 2022←3 Years→Current | Active | |
| Burgoyne Management Limited Director • Consulting Engineer | 4 Jan 2016←11 Months→21 Dec 2016 | Active | |
| Dr J H Burgoyne & Partners Limited Liability Partnership Non-designated LLP Member • Unreported | 1 Jul 2012←13 Years→Current | Active | |
| Elastomer Engineering Limited Director • Unreported | 31 Mar 2011←8 Years→4 Jul 2019 | Active | |
