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Dr Siegfried Trefzer
Dr Siegfried Trefzer is a trustee of The Therapy Database (since 2012) and a director of Hightree Medical Limited. Source: Charity Commission and Companies House records.
Trustee at The Therapy Database · Director at Hightree Medical Limited
- 2 current roles
- 2 previous roles
- Served alongside 9 people
Siegfried's network: 9 people across 3 organisations
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Official record Charity Commission and Companies House · updated 4th October 2026 · Free, no card or password
Current roles
4 roles across 4 organisations-
The Therapy DatabaseTrustee · 2012-present
Official record · Charity Commission
- Source
- Charity Commission
- Organisation
- The Therapy Database
- Role
- Trustee
- Appointed
- 2012-07-01
- Record reference
- Charity 1050350
Current -
Hightree Medical LimitedDirector · 2007-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Hightree Medical Limited
- Role
- Director
- Appointed
- 2007-12-10
- Record reference
- Company 06448715
Current
2 more roles, including 2 previous roles, with dates and sources
Sign in free to see all rolesPeople Siegfried has served alongside
9 people across 3 organisationsBased on overlapping official board records. Calculated from official records
9 people across 3 organisations
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Create a free account to checkSources
- Charity Commission
- Register of Charities: current trustees and appointment dates.
- Companies House
- Officer appointments and resignations.
- Edition
- Register edition compiled 4th October 2026
- Identity
- Records are treated as the same person only where the evidence confirms it. How people are matched