| Company | Timeline | Status | |
| Paper Industry Technical Association Director • Business Consultant | 6 Dec 2012←10 Years→12 Jan 2023 | Active | |
| The Paper Industry Technical Association (Trading) Limited Director • Business Consultant | 6 Dec 2012←10 Years→12 Jan 2023 | Active | |
| Buffin Leadership International Limited Director • Director | 10 Dec 2008←9 Years→2 Oct 2018 | Active | |
| Kirb Consult Limited Director • Director | 11 Dec 2006←16 Years→27 Jun 2023 | Dissolved | |
