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Company

DIA-Stron Limited

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

Network

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

Who leads it

Previous officers 9

  1. Anthony William Cooper 2024-2025 Director View profile
  2. Dr Timothy Collins 2021-2023 Director View profile
  3. Geoffrey Spink 2016-2026 Director View profile
  4. David Barnbrook 2016-2017 Director View profile
  5. David Elie Cicurel 2016-2026 Director View profile
  6. Dr Stephen Paul Bucknell 2023 Director View profile
  7. Dr Nigel John Peter Winsey 2017 Director View profile
  8. Christopher Talbot 2016-2018 Secretary View profile
  9. Lynn Sarah Winsey 2016 Secretary View profile

Directors and secretaries as filed at Companies House.

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About

Incorporated
23/11/1987

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.

Group

  1. DIA-Stron Limited is controlled by Judges Scientific PLC
    Evidence
    active 75-100% shares · notified 2016-12-13 · source: Companies House PSC register

Ultimately controlled by Judges Scientific PLC.

23 other companies 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.

6 directors on the board

5.4y median 5.5y
average tenure
10.3y
longest tenure

Directors past 6 years

First-time vs portfolio directors

First-time (2)

Portfolio (4)

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.

Manufacturing 83Professional services 19Finance 11Dormant 5Other services 4Business services 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
02197540
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