Ltd Facts The UK company register, as filed

Register entry · No. 00256111

DIPLOMA HOLDINGS PLC

Active Public Limited Company Incorporated 1 May 1931

Checks

No warning signs 9 clear · 5 can't tell yet

What was checked
  • Can't tell
    Insolvency

    The filing history can't be read just now.

    Filing history
  • Can't tell
    Strike-off notices

    The filing history can't be read just now.

    Filing history (The Gazette notices) · What this means
  • Can't tell
    Last filed accounts

    No figures held. They come from accounts filed online since January 2016 (older years still loading).

    Filed accounts · See it · What this means
  • Can't tell
    Year-end changes

    The filing history can't be read just now.

    Filing history (form AA01)
  • Can't tell
    Office moves

    The filing history can't be read just now.

    Filing history (form AD01)
  • Clear
    Company status

    Active.

    Companies House register
  • Clear
    Accounts on time

    Next due 31 Mar 2027.

    Companies House register
  • Clear
    Confirmation statement on time

    Next due 10 Mar 2027.

    Companies House register
  • Clear
    Disqualified directors

    None of the 4 current officers checked are disqualified.

    Companies House disqualified directors register · See it
  • Clear
    Directors

    3 current directors.

    Officers on the register · See it
  • Clear
    Owners

    1 owner on file.

    People with significant control · See it
  • Clear
    Charges

    None outstanding (2 paid off).

    Companies House register
  • Clear
    Trading history

    Incorporated 1 May 1931 (95 years ago).

    Companies House register
  • Clear
    Name changes

    Never renamed.

    Names over time

From the public register, filing history, officers, owners and filed accounts, as of 8 Nov 2026. Not a credit score or advice: open the filings before relying on them. JSON

  1. Registered office

    10-11 CHARTERHOUSE SQUARE, LONDON, ENGLAND, EC1M 6EE

    As filed with Companies House.

  2. Nature of business

    • 70100 Activities of head offices

  3. Accounts

    Next due
    31 Mar 2027
    Last made up to
    30 Sep 2025
    Type
    FULL

  4. Confirmation statement

    Next due
    10 Mar 2027
    Last made up to
    24 Feb 2026

  5. Charges

    Outstanding
    0
    All time
    2

  6. Names

    1. DIPLOMA HOLDINGS PLC current

Figures

No figures held yet. They come from accounts filed online since January 2016; years before 2025 are still loading, newest first.

Public contracts

No contracts found on Find a Tender under this company number.

Matching is by Companies House number only, so contracts filed without the number are not shown.

Contains public sector information licensed under the Open Government Licence v3.0. Source: Find a Tender award notices. JSON

People

Officers All 21, with past →

NameRoleAppointedResignedBornNationality · lives in
Jonathan David Thomson Director Director 16 May 2019 — August 1972 British · England
Anna Louise Lawrence Director Director 30 May 2025 — May 1979 British · England
Wilson Ng Acting Chief Financial Officer Director 14 Aug 2025 — September 1981 Malaysian · England
Anna Lawrence Secretary 30 May 2025 — —

Owners and controllers All 1, with past →

NameControlNotifiedCeasedBornNationality · lives in
Diploma Plc company · 3899848 · England Ownership of shares 75 to 100 percent; Voting rights 75 to 100 percent; Right to appoint and remove directors 6 Apr 2016 — —

From the public register. We show month and year of birth only, and no addresses. Privacy and your data

Ask about this company

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Questions

Is DIPLOMA HOLDINGS PLC still trading?

The register shows DIPLOMA HOLDINGS PLC as active.

What does DIPLOMA HOLDINGS PLC do?

It files the industry code 70100 (Activities of head offices).

When was DIPLOMA HOLDINGS PLC set up?

It was incorporated on 1 May 1931.

When are DIPLOMA HOLDINGS PLC's accounts due?

Next accounts are due by 31 March 2027. The last accounts were made up to 30 September 2025.

When is DIPLOMA HOLDINGS PLC's next confirmation statement due?

By 10 March 2027.

Who runs DIPLOMA HOLDINGS PLC?

DIPLOMA HOLDINGS PLC has 3 current directors and 1 other current officer. They're listed under People on this page.

Similar companies

Same industry code (70100), active, set up around the same time. More in this industry →

  1. 00260618 TIME PRODUCTS LIMITED Active Private Limited Company Inc. 25 Nov 1931 70100 · Activities of head offices
  2. 00260369 CHARLES PAGE SECURITIES LIMITED Active Private Limited Company Inc. 14 Nov 1931 68209 · Other letting and operating of own or leased real estate
  3. 00258607 COOPER-STANDARD AUTOMOTIVE UK SEALING LIMITED Active Private Limited Company Inc. 25 Aug 1931 70100 · Activities of head offices
  4. 00257614 HANSON (RBMC) LIMITED Active Private Limited Company Inc. 4 Jul 1931 70100 · Activities of head offices
  5. 00257414 GEORGE MORRELL & SONS LIMITED Active Private Limited Company Inc. 27 Jun 1931 70100 · Activities Of Head Offices

The file

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Source: Companies House, data file of 2026-11-01 and its live updates. View on Companies House