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Mark O'Donnell
Mark O'Donnell is a director of DAY ONE Trauma Support and a director of Hruk Helping Hearts Limited, among 3 current roles on record. Source: Companies House records.
Director at DAY ONE Trauma Support · Director at Hruk Helping Hearts Limited
- 3 current roles
- 3 previous roles
- Served alongside 101 people
Mark's network: 101 people across 7 organisations
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Official record Companies House · updated 4th October 2026 · Free, no card or password
Current roles
6 roles across 6 organisations-
DAY ONE Trauma SupportDirector · 2024-present
Official record · Companies House
- Source
- Companies House
- Organisation
- DAY ONE Trauma Support
- Role
- Director
- Appointed
- 2024-06-14
- Record reference
- Company 13155922
Current -
Hruk Helping Hearts LimitedDirector · 2023-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Hruk Helping Hearts Limited
- Role
- Director
- Appointed
- 2023-06-22
- Record reference
- Company 01562684
Current -
Heart Research UKDirector · 2023-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Heart Research UK
- Role
- Director
- Appointed
- 2023-03-23
- Record reference
- Company 03026813
Current
3 more roles, including 3 previous roles, with dates and sources
Sign in free to see all rolesPeople Mark has served alongside
101 people across 7 organisationsBased on overlapping official board records. Calculated from official records
101 people across 7 organisations
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- 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