The red node is Donald. Pale nodes are charities, grey nodes are companies, and darker grey nodes are the people who sit on them. Sign in free to explore further.
Person Preview
Donald Sween Mackenzie
Donald Sween Mackenzie is a director of Green Freeport Tugs Limited and a director of Specialist Ship Management LTD, among 4 current roles on record. Source: Companies House records.
Director at Green Freeport Tugs Limited · Director at Specialist Ship Management LTD
- 4 current roles
- 4 previous roles
- Served alongside 60 people
Donald's network: 60 people across 8 organisations
Anyone can join - you don't need to be on the register. Used by researchers, journalists, recruiters and due diligence teams.
Private by default - we never tell anyone you looked them up. Viewing, searching, saving and shortlisting are private; people only hear from you if you choose to send them a message.
Official record Companies House · updated 4th October 2026 · Free, no card or password
Current roles
8 roles across 8 organisations-
Green Freeport Tugs LimitedDirector · 2025-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Green Freeport Tugs Limited
- Role
- Director
- Appointed
- 2025-11-13
- Record reference
- Company SC870094
Current -
Specialist Ship Management LTDDirector · 2025-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Specialist Ship Management LTD
- Role
- Director
- Appointed
- 2025-01-13
- Record reference
- Company SC833925
Current -
Aberdeen Seafarers Centre LimitedDirector · 2020-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Aberdeen Seafarers Centre Limited
- Role
- Director
- Appointed
- 2020-08-10
- Record reference
- Company SC348752
Current
5 more roles, including 4 previous roles, with dates and sources
Sign in free to see all rolesPeople Donald has served alongside
60 people across 8 organisationsBased on overlapping official board records. Calculated from official records
60 people across 8 organisations
Create a free account to reveal this governance network and see how you're connected.
Create a free account to revealConnections
Connection map
The organisations and people around Donald, shown in full after you sign in.
How are you connected?
Create a free account to see the recorded route between you and Donald, if there is one.
Create a free account to checkSources
- 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