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Company · Wokingham

C E M Analytical Services Limited

Other research and experimental development on natural sciences and engineering

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

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Who leads it

Previous officers 11

  1. Erwan Louis Valentin Joseph Jaffre 2023-2026 Director View profile
  2. Dr Lisa-Jane Rebecca Jutsum 2014-2022 Director View profile
  3. Dr Alan Richard Jutsum 2002-2019 Director View profile
  4. Penelope Coombe 2000-2003 Director View profile
  5. Neal William Rawle 1999-2025 Director View profile
  6. Geoffrey Noel John Le Patourel 1998 Director View profile
  7. Michael Henry Eustace 2021 Director View profile
  8. Philip Franz Meitner 1996 Director View profile
  9. Stephen Howard Kennedy 1999-2019 Secretary View profile
  10. Coombe, Nigel, Doctor 1996-2001 Secretary View profile
  11. Quayseco Limited 1995-1996 Corporate-secretary View profile

Directors and secretaries as filed at Companies House.

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About

What it does
Other research and experimental development on natural sciences and engineering
Incorporated
14/02/1989
Registered office
Wokingham

Ownership

Owned by (2) 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.

  • Mary Elizabeth Ridley
    25-50% shares (trust), 25-50% voting (trust) · notified 2024-04-02
  • Michael Henry Eustace ceased 2022-06-06
    25-50% shares, 25-50% voting · notified 2016-04-06
  • Possible match - name could not be confirmed to one individualiPossible matchThis PSC filing could not be confirmed to one individual. Not shown as confirmed ownership.
  • Possible match - name could not be confirmed to one individualiPossible matchThis PSC filing could not be confirmed to one individual. Not shown as confirmed ownership.

Group

  1. C E M Analytical Services Limited is controlled by Mary Elizabeth Ridley
    Evidence
    active 25-50% shares (trust), 25-50% voting (trust) · notified 2024-04-02 · source: Companies House PSC register

Ultimately controlled by Mary Elizabeth Ridley.

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.

Financials

Total assets
£3,300,415
Cash
£830,678
Employees
0.63
Turnover
Not reported (small or micro-entity accounts)

Figures from accounts filed at Companies House (iXBRL), period ending 2026-01-31. Where turnover is absent, small and micro-entity accounts are not required to report it, so it is not shown as zero.

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

7.8y median 8.6y
average tenure
11.9y
longest tenure

Directors past 6 years

First-time vs portfolio directors

First-time (3)

Portfolio (3)

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.

Health and social care 1Property 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
  • No director brings board experience from anywhere else
  • Narrow spread of sectors across the board

Where to look Suggested search: succession planning for long-tenured seats; a director with board experience elsewhere.

Sources

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

Record details
Company number
02347386
Status
Active
Type
Private Limited Company
Accounts next due
31/10/2027
Edition
Register edition compiled 27th September 2026
Labels
Official record from Companies House · Calculated derived by Governance Register.

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