| Company | Timeline | Status | |
| Studio Koomen Ltd Director • Designer | 31 Mar 2023←2 Years 6 Months→Current | Active | |
| Philip Koomen Furniture LLP Non-designated LLP Member • Unreported | 1 Jan 2013←12 Years→Current | Active | |
| Burnlaw Centre Cic Director • Furniture Maker | 8 Jun 2011←14 Years→Current | Active | |
| Burnlaw Centre Cic Director • Furniture Maker | 8 Jun 2011←12 Years→26 Apr 2024 | Active | |
| Spiritual Assembly Of The Baha'Is Of Allendale Director • Teacher | 21 Apr 2009←16 Years→Current | Active | |
