| Company | Timeline | Status | |
| Developing Technologies Director • Engineer | 19 Dec 2023←1 Year 10 Months→Current | Active | |
| Levistor Ltd Director • University Professor | 11 May 2021←4 Years→Current | Active | |
| Gyrotricity Limited Director • University Professor Engineering | 22 Jun 2017←3 Years→27 Apr 2021 | Active | |
Air Breathe Limited Director • Engineer | 17 Aug 2016←3 Years→12 Nov 2019 | Dissolved | |
| Ascending Power Ltd Director • University Professor | 16 Mar 2012←9 Years→14 Feb 2022 | Dissolved | |
| KRP Consulting Limited Director • Director | 2 Nov 2011←13 Years→Current | Active | |
| Dynamic Boosting Systems Limited Director • University Lecturer | 9 May 2005←16 Years→31 May 2021 | Active | |
| Hydroventuri Limited Director • Senior Lecturer | 19 Feb 2004←1 Year→24 Feb 2005 | Active | |
