| Company | Timeline | Status | |
| The Association Of Coloproctology Of Great Britain And Ireland Director • Surgeon | 9 Oct 2017←6 Years→3 Jul 2024 | Active | |
| The Association Of Coloproctology Of Great Britain And Ireland Director • Consultant Surgeon | 3 Jul 2012←1 Year→3 Jul 2013 | Active | |
J Graham Williams (Colorectal Surgery) Limited Director • Colon & Rectal Consultant | 23 Aug 2010←9 Years→9 Oct 2019 | Dissolved | |
