| Company | Timeline | Status | |
Carol Klein Books Ltd Director • Garden Manager | 29 Jun 2009←9 Years→14 Aug 2018 | Dissolved | |
| Carol Klein Television Limited Secretary • Manufacturer | 31 Jan 2003←22 Years→Current | Active | |
Zeroe.Co.UK Limited Secretary • Manufacturer | 31 Jan 2003←15 Years→19 Jun 2018 | Dissolved | |
| Eleffent Limited Director • Manufacturer | 31 Jan 2003←22 Years→Current | Active | |
| Eleffent Limited Secretary • Manufacturer | 31 Jan 2003←22 Years→Current | Active | |
| Carol Klein Television Limited Director • Manufacturer | 31 Jan 2003←22 Years→Current | Active | |
Zeroe.Co.UK Limited Director • Manufacturer | 31 Jan 2003←15 Years→19 Jun 2018 | Dissolved | |
| Carol Klein Media Company Limited Director • Carpenter & Joiner | 3 Nov 2000←25 Years→Current | Active | |
