Company
Synthotec Group Limited
Official record Companies House · updated 27th September 2026 · Sources
Network
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Who leads it
Previous officers 7
- Mark Antony Fisher 2014-2026 View profile
- Edward Michael Walmsley Mason 2011-2017 View profile
- Andrew Martin Barker 2003-2018 View profile
- Thomas Richard Mervyn Mason 2003-2011 View profile
- Peter John Underhill 2003-2007 View profile
- Pemberstone (Directors) Limited 2002-2003 View profile
- Pemberstone (Secretaries) Limited 2002-2003 View profile
Directors and secretaries as filed at Companies House.
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About
- Incorporated
- 12/06/2002
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.
- Pemberstone Ventures (2013) Limited
75-100% shares, 75-100% voting · notified 2016-04-06
Group
- Synthotec Group Limited
is controlled by Pemberstone Ventures (2013) Limited
Evidence
active 75-100% shares, 75-100% voting · notified 2016-04-06 · source: Companies House PSC register - Pemberstone Ventures (2013) Limited
is controlled by Pemberstone Ventures Limited
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register - Pemberstone Ventures Limited
is controlled by Pemberstone Group Limited
Evidence
active 75-100% shares, 75-100% voting · notified 2019-11-26 · source: Companies House PSC register - Pemberstone Group Limited
is controlled by Sally Ann Barker
Evidence
active 50-75% shares (trust) · notified 2024-10-23 · source: Companies House PSC register
Ultimately controlled by Sally Ann Barker.
54 other companies in this group
- Britannia Heatex Limited
- 07462706
- Intellitect Water Limited
- Pemberstone Properties (NO. 6) Limited
- Blue Marble Properties Limited
- Pemberstone Limited
- 08415199
- Pemberstone Properties (NO. 7) Limited
- PGL (128) Limited
- Sterling Thermal Technology Wales Limited
- Pemberstone Securities Limited
- AMB Trading Limited
- 11481342
- OC300760
- Homehunt Limited
- Pemberstone Ventures (2013) Limited
- 07288948
- 08659963
- Wqms Holdings Limited
- Sterling Thermal Technology Group Limited
- Pemberstone Properties (NO. 5) Limited
- Pemberstone Finance Limited
- Sterling Thermal Technology Limited
- Cellect Biotech Limited
- Pemberstone Venture Funding Limited
- Pemberstone Management Limited
- Pemberstone Ventures Limited
- PVL (103) Limited
- Pemberstone Properties (NO. 8) Limited
- Homeswapper Limited
- Sterling Thermal Limited
- Harman Technology Limited
- Maxim Security Installations Limited
- The Harman Group Limited
- PGL (2025) Limited
- Housing Partners Limited
- Blue Marble Asset Management Limited
- Maxim Industries Limited
- Thame Energy Systems Limited
- Pemberstone Group Limited
- VA Holdco Limited
- 04286760
- Pemberstone Capital Partners Limited
- PGL (202) Limited
- 02542241
- 11036286
- SAB Property Trading Limited
- Pemberstone Ventures Nominees Limited
- 04458914
- AMB Securities Limited
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.
4 directors on the board
- Graham Philip Ward Director · appointed 2010
- David Andrew Williams Director · appointed 2026
- Mark Ashley Anslow Director · appointed 2014
- Radomir Grauzel Director · appointed 2018
Directors past 6 years
- Graham Philip Ward Director · appointed 2010
- Mark Ashley Anslow Director · appointed 2014
- Radomir Grauzel Director · appointed 2018
First-time vs portfolio directors
First-time (1)
- Radomir Grauzel Director · appointed 2018
Portfolio (3)
- Graham Philip Ward Director · appointed 2010
- David Andrew Williams Director · appointed 2026
- Mark Ashley Anslow Director · appointed 2014
Also govern a charity
Left in the last 12 months
- Mark Antony Fisher Director · appointed 2014 · resigned 2026
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
- 04458906
- Status
- Active
- Type
- Private Limited Company
- Edition
- Register edition compiled 27th September 2026
- Labels
- Official record from Companies House · Calculated derived by Governance Register.
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