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Person
John Christian Rafael Mcmillan Mason
John Christian Rafael Mcmillan Mason is a trustee of The Hinrichsen Foundation CIO (since 2024) and Octandre Ensemble (since 2018). Source: Charity Commission records.
Trustee at The Hinrichsen Foundation CIO · Trustee at Octandre Ensemble
- 2 current roles
- Served alongside 3 people
Official record Charity Commission · updated 25th October 2026
Roles
2 roles across 2 organisationsRows marked “Likely the same person” come from a record that is a likely relationship: there is sufficient evidence to suggest it concerns the same individual, but it is not established as confirmed. The appointment itself still comes from its official source.
Current roles (2)
-
The Hinrichsen Foundation CIOTrustee · 2024-present
Official record · Charity Commission
- Source
- Charity Commission
- Organisation
- The Hinrichsen Foundation CIO
- Role
- Trustee
- Appointed
- 2024-01-29
- Record reference
- Charity 1171401
Likely the same personCurrent -
Octandre EnsembleTrustee · 2018-present
Official record · Charity Commission
- Source
- Charity Commission
- Organisation
- Octandre Ensemble
- Role
- Trustee
- Appointed
- 2018-05-21
- Record reference
- Charity 1178461
Current
Charity trustee roles come from the current Charity Commission register, which lists serving trustees only. Company roles, current and past, come from Companies House.
People John has served alongside
3 people across 1 organisationBased on overlapping official board records. Calculated from official records It does not mean they know each other. Only formal co-service is listed: people are never joined on a matching name alone.
Octandre Ensemble 3 people · 2018-present
- Guillaume DescottesServing together now · since 2018
- Richard BernasServing together now · since 2018
- Sarah Elizabeth Barbara HolfordServing together now · since 2018
Sources
- Charity Commission
- Register of Charities: current trustees and appointment dates.
- Edition
- Register edition compiled 25th October 2026
- Identity
- Records are treated as the same person only where our identity-matching rules support it. Confirmed relationships are supported by the approved identity-matching evidence and rules. Likely relationships are supported by sufficient evidence to suggest the records concern the same individual, but are not established as confirmed; they are shown with the label “Likely the same person”. How people are matched
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