| Company | Timeline | Status | |
| Alder Tree (Home Education Centre) Cic Director • Retired | 16 Dec 2022←2 Years 10 Months→Current | Active | |
| Alder Bridge Association For Steiner-Waldorf Education Secretary • Unreported | 22 Oct 2002←23 Years→Current | Active | |
| Alder Bridge Association For Steiner-Waldorf Education Director • Software Engineer | 7 Jun 1991←30 Years→12 Mar 2022 | Active | |
