Company
Mast Heritage Limited
Official record Companies House · updated 27th September 2026 · Sources
Network
The large node is Mast Heritage Limited. Red nodes are organisations, white nodes are people. Sign in free to explore further.
Who leads it
Previous officers 2
- Mark Kristian Blondeau 2024-2024 View profile
- Paul Wyatt Julian Gore-Booth 2016-2021 View profile
Directors and secretaries as filed at Companies House.
Do you help lead this organisation? Set up its network · How it works
About
- Incorporated
- 19/02/2015
Ownership
Owned by (1) iOwned byIndividuals and companies registered as having significant control over this company, from the Companies House PSC (persons with significant control) register. People whose ownership could not be confirmed to one individual are not listed as confirmed owners.
- Maritime Archaeology SEA Trust
75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06
Group
- Mast Heritage Limited
is controlled by Maritime Archaeology SEA Trust
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register
Ultimately controlled by Maritime Archaeology SEA Trust.
1 other company in this group
Ownership paths are calculated from Companies House persons-with-significant-control filings. Each step shows the filed nature of control and dates; a step marked "ceased" is historical, not current.
Board analysis
Board DNA
How this board is put together, from the Companies House officer record and Charity Commission trustee records - deterministic, no AI.iBoard compositionCounted from the dated Companies House officer record: the current directors only, past directors excluded.
2 directors on the board
- Jean-Marc Jefferson Director · appointed 2015
- Michael Verdun Williams Director · appointed 2015
Directors past 6 years
- Jean-Marc Jefferson Director · appointed 2015
- Michael Verdun Williams Director · appointed 2015
First-time vs portfolio directors
Portfolio (2)
- Jean-Marc Jefferson Director · appointed 2015
- Michael Verdun Williams Director · appointed 2015
Also govern a charity
Where else this board sits iWhere else this board sitsThe charitable fields these directors govern in elsewhere, by Charity Commission classification. Excludes this company and any charity it is the legal face of.
The sectors these directors govern in elsewhere. This company, and any charity it is the legal face of, are excluded - counting them would just tell you what you are already looking at.
Gaps to watch
- Several long-serving directors could step down together
Where to look Suggested search: succession planning for long-tenured seats.
Sources
Official record from Companies House. Governance Register calculates the connections.
Record details
- Company number
- 09447352
- Status
- Active
- Type
- Private Limited Company
- Edition
- Register edition compiled 27th September 2026
- Labels
- Official record from Companies House · Calculated derived by Governance Register.
Contains public sector information licensed under the Open Government Licence v3.0. Report an issue · How we handle data