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Company Liquidation

Synairgen Limited

Synairgen Limited is a UK company (number 05233429, status: liquidation), incorporated 2004, with 2 current directors, Dr Mark Parry-Billings and Joseph Tregonning Colliver. Source: Companies House, updated 4th October 2026.

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Official record Companies House · updated 4th October 2026 · Sources

Network

The large node is Synairgen Limited. Red nodes are organisations, white nodes are people. Sign in free to explore further.

Who leads it

Previous officers 16

  1. John Bradshaw 2025-2026 Director View profile
  2. Martin Patrick Murphy 2025-2026 Director View profile
  3. Amanda Dawn Radford 2022-2025 Director View profile
  4. Dr Felicity Jane Gabbay 2022-2025 Director View profile
  5. Theodora Harold 2021-2022 Director View profile
  6. Iain Peter Murray Buchanan 2010-2022 Director View profile
  7. Paul Hugh Anthony Clegg 2009-2019 Director View profile
  8. Dr Phillip David Monk 2009-2024 Director View profile
  9. Dr David Bruce Campbell 2006-2025 Director View profile
  10. David Robert Norwood 2004-2006 Director View profile
  11. Richard James Marsden 2004-2025 Director View profile
  12. Professor Stephen Townley Holgate 2004-2025 Director View profile
  13. Susan Margaret Sundstrom 2004-2009 Director View profile
  14. Simon James Blouet Shaw 2004-2024 Director View profile
  15. John Christopher William Ward 2004-2023 Secretary View profile
  16. John Reginald Brooks 2004-2004 Secretary View profile

Directors and secretaries as filed at Companies House.

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About

Incorporated
16/09/2004

Group

No further corporate or individual controller is recorded above Synairgen Limited on the PSC register - it appears to be the top of its group.

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

2.2y median 2.2y
average tenure
2.7y
longest tenure
0
directors past 6 years

First-time vs portfolio directors

Portfolio (2)

0
also govern a charity

Left in the last 12 months

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.

Professional services 2

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.

Sources

Official record from Companies House. Governance Register calculates the connections.

Record details
Company number
05233429
Status
Liquidation
Type
Private Limited Company
Edition
Register edition compiled 4th October 2026
Labels
Official record from Companies House · Calculated derived by Governance Register.

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