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The red node is Sebastian. Pale nodes are charities, grey nodes are companies, and darker grey nodes are the people who sit on them. Dashed links are historical or inferred. Click any node to explore.

Person

Sebastian Saenz de Santa Maria Aguilar

Sebastian Saenz de Santa Maria Aguilar is a trustee of The Yorkshire Union of Unitarian and Free Christian Churches (since 2026), Mill Hill Chapel Trust (since 2025) and 1 other charity. Source: Charity Commission records.

Trustee at The Yorkshire Union of Unitarian and Free Christian Churches · Trustee at Mill Hill Chapel Trust

  • 3 current roles
  • Served alongside 10 people
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Official record Charity Commission · updated 18th October 2026

Roles

3 roles across 3 organisations

Current roles (3)

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 Sebastian has served alongside

10 people across 3 organisations

Based 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.

The Yorkshire Union of Unitarian and Free Christian Churches 8 people · 2026-present

Mill Hill Chapel Trust 2 people · 2025-present

Mill Hill Chapel CIO 2 people · 2022-present

People marked “Likely the same person” are reached through a record that is a likely relationship to Sebastian: there is sufficient evidence to suggest it concerns the same individual, but it is not established as confirmed.

Sources

Charity Commission
Register of Charities: current trustees and appointment dates.
Edition
Register edition compiled 18th 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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