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Company

Opsydia Limited

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Official record Companies House · updated 27th September 2026 · Sources

Network

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

Who leads it

Previous officers 7

  1. Oliver Mahony 2023-2026 Director View profile
  2. Jonathan George Kendall 2021-2026 Director View profile
  3. Nicholas George Dixon-Clegg 2020-2023 Director View profile
  4. Alun Williams 2017-2019 Director View profile
  5. Lachlan Tom Mackinnon 2017-2020 Director View profile
  6. Dr Alistair Ingram Chalmers Smith 2017-2023 Director View profile
  7. Andrew Neil Rimmer 2017-2025 Director View profile

Directors and secretaries as filed at Companies House.

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About

Incorporated
20/07/2017

Ownership

Owned by (3) 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.

  • Patrick Stephen Salter ceased 2017-09-13
    25-50% shares, 25-50% voting · notified 2017-07-20
  • Parkwalk Advisors LTD
    significant influence · notified 2022-06-23
  • Oxford Science Enterprises PLC ceased 2025-04-04
    25-50% shares, 25-50% voting · notified 2017-09-13
  • Possible match - 2 people share this nameiPossible matchThis PSC filing could not be confirmed to one individual - 2 people share this name on the public record. Not shown as confirmed ownership.

Group

  1. Opsydia Limited is controlled by Martin James Booth
    Evidence
    ceased 25-50% shares, 25-50% voting · notified 2017-07-20, ceased 2017-09-13 · source: Companies House PSC register

Ultimately controlled by Martin James Booth.

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.

4 directors on the board

5.9y median 6.4y
average tenure
8.8y
longest tenure

Directors past 6 years

First-time vs portfolio directors

Portfolio (4)

0
also govern a charity

Left in the last 12 months

1
corporate seats

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 3Manufacturing 2Tech and media 1

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
10876500
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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