| Company | Timeline | Status | |
| Parentlink Limited Director • Unreported | 4 Dec 2014←11 Years→Current | Active | |
The Everychild Library Limited Director • Publisher | 8 Aug 2011←3 Years→14 Oct 2014 | Dissolved | |
| Educational Publishing Services Limited Director • Unreported | 22 Nov 2005←20 Years→Current | Active | |
| Teesdale Tax Advisors (Darlington) Limited Director • Accountant | 10 Jun 1996←29 Years→9 Dec 2025 | Dissolved | |
| Schofield & Sims Limited Director • Publisher | 31 Dec 1991←34 Years→Current | Active | |
| Teesdale Consultants Limited Director • Accountant | 27 Jul 1991←34 Years→Current | Active | |
| Schofield & Sims Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
