| Company | Timeline | Status | |
| Bobak Conservation Limited Director • Conservation Of Paintings | 22 Nov 2012←12 Years→Current | Active | |
| Celia Bobak Limited Director • Picture Conservator | 20 Jul 2009←16 Years→Current | Active | |
| Celia Bobak Limited Director • Picture Conservator | 20 Jul 2009←2 Months→1 Oct 2009 | Active | |
