| Company | Timeline | Status | |
| David Black Consulting Limited Director • Career Coach | 1 Jun 2015←5 Years→20 Feb 2021 | Dissolved | |
| HDL Executive Search LLP Non-designated LLP Member • Unreported | 1 Feb 2010←1 Year 9 Months→14 Nov 2011 | Active | |
| The Q Building Management Company Limited Director • Recruitment Consultant | 13 Mar 2006←15 Years→11 Mar 2021 | Active | |
The YTC Medical Learning System Partnership LLP Non-designated LLP Member • Unreported | 4 Apr 2003←11 Years→22 Apr 2014 | Dissolved | |
