Sir Walter John Buchanan Riddell
Trustee
| Charity | Role | Appointed |
|---|---|---|
| Howick Trustees Limited | Trustee | Jan. 1, 2016 |
| The Sir James Knott Trust | Trustee | Jan. 1, 2019 |
| What A Wonderful World Trust | Trustee | July 16, 2024 |
Trustee
| Charity | Role | Appointed |
|---|---|---|
| Howick Trustees Limited | Trustee | Jan. 1, 2016 |
| The Sir James Knott Trust | Trustee | Jan. 1, 2019 |
| What A Wonderful World Trust | Trustee | July 16, 2024 |