| Company | Timeline | Status | |
| O'Keeffe Measurement Limited Director • Director | 13 Aug 2018←7 Years→Current | Active | |
| O'Keeffe Holdings Limited Director • Director | 6 Oct 2015←10 Years→Current | Active | |
| Autonics UK Limited Director • Director | 10 Feb 2012←13 Years→Current | Active | |
O'Keeffe Consultancy Ltd Director • Consultant | 18 Feb 2006←11 Years→18 Jul 2017 | Dissolved | |
