Ltd Facts The UK company register, as filed

Register entry · No. SC089267

TRIDENT UNDERWATER ENGINEERING (SYSTEMS) LIMITED

Active Private Limited Company Incorporated 14 Aug 1984

Checks

No warning signs 10 clear · 4 can't tell yet

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    Insolvency

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    Filing history
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    Strike-off notices

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    Filing history (The Gazette notices) · What this means
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    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 30 Sep 2027.

    Companies House register
  • Clear
    Confirmation statement on time

    Next due 14 Nov 2026.

    Companies House register
  • Clear
    Disqualified directors

    None of the 3 current officers checked are disqualified.

    Companies House disqualified directors register · See it
  • Clear
    Directors

    2 current directors.

    Officers on the register · See it
  • Clear
    Owners

    1 owner on file.

    People with significant control · See it
  • Clear
    Last filed accounts

    Net assets £85,208.

    Accounts to 31 Dec 2025 · See it
  • Clear
    Charges

    None outstanding (1 paid off).

    Companies House register
  • Clear
    Trading history

    Incorporated 14 Aug 1984 (42 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 1 Nov 2026. Not a credit score or advice: open the filings before relying on them. JSON

  1. Registered office

    4 FLAIRS AVENUE, ARBROATH, ANGUS, DD11 5DY

    As filed with Companies House.

  2. Nature of business

    • 72190 Other research and experimental development on natural sciences and engineering

  3. Accounts

    Next due
    30 Sep 2027
    Last made up to
    31 Dec 2025
    Type
    MICRO ENTITY

  4. Confirmation statement

    Next due
    14 Nov 2026
    Last made up to
    31 Oct 2025

  5. Charges

    Outstanding
    0
    All time
    1

  6. Names

    1. TRIDENT UNDERWATER ENGINEERING (SYSTEMS) LIMITED current

Figures

Year endTurnoverProfitCashNet assetsStaff
31 Dec 2025 not published not published — £85,208 2
31 Dec 2024 not published not published — £93,800 0
31 Dec 2023 not published not published — £87,753 1
31 Dec 2022 not published not published — £83,619 1
31 Dec 2021 not published not published — £75,461 1
31 Dec 2020 * not published not published — £62,123 1

* From the following year's accounts (prior-year figures).

People

Officers All 6, with past →

NameRoleAppointedResignedBornNationality · lives in
Graham John Arthur Shaw Director — — May 1934 British · England
Ranald Norman Macdonald Director — — July 1948 British · Scotland
Graham John Arthur Shaw Secretary — — — British

Owners and controllers All 1, with past →

NameControlNotifiedCeasedBornNationality · lives in
Mr Ranald Norman Macdonald Ownership of shares 50 to 75 percent; Voting rights 50 to 75 percent; Right to appoint and remove directors; Significant influence or control as firm 30 Oct 2016 — July 1948 British · Scotland

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

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Questions

Is TRIDENT UNDERWATER ENGINEERING (SYSTEMS) LIMITED still trading?

The register shows TRIDENT UNDERWATER ENGINEERING (SYSTEMS) LIMITED as active.

What does TRIDENT UNDERWATER ENGINEERING (SYSTEMS) LIMITED do?

It files the industry code 72190 (Other research and experimental development on natural sciences and engineering).

When was TRIDENT UNDERWATER ENGINEERING (SYSTEMS) LIMITED set up?

It was incorporated on 14 August 1984.

When are TRIDENT UNDERWATER ENGINEERING (SYSTEMS) LIMITED's accounts due?

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

When is TRIDENT UNDERWATER ENGINEERING (SYSTEMS) LIMITED's next confirmation statement due?

By 14 November 2026.

Who runs TRIDENT UNDERWATER ENGINEERING (SYSTEMS) LIMITED?

TRIDENT UNDERWATER ENGINEERING (SYSTEMS) LIMITED has 2 current directors and 1 other current officer. They're listed under People on this page.

Similar companies

Same industry code (72190), active, set up around the same time. More in this industry →

  1. 01939193 PULP AND PAPER FUNDAMENTAL RESEARCH SOCIETY(THE) Active PRI/LTD BY GUAR/NSC (Private, limited by guarantee, no share capital) Inc. 14 Aug 1985 72190 · Other research and experimental development on natural sciences and engineering
  2. 01937682 FROCO DEVELOPMENTS LIMITED Active Private Limited Company Inc. 9 Aug 1985 72190 · Other research and experimental development on natural sciences and engineering
  3. 01930745 GEOSCIENCE LIMITED Active Private Limited Company Inc. 15 Jul 1985 71129 · Other engineering activities
  4. 01926883 CAMBRIDGE ENVIRONMENTAL RESEARCH CONSULTANTS LIMITED Active Private Limited Company Inc. 28 Jun 1985 72190 · Other research and experimental development on natural sciences and engineering
  5. 01918555 ELLIS DEVELOPMENTS LIMITED Active Private Limited Company Inc. 3 Jun 1985 72190 · Other research and experimental development on natural sciences and engineering

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Source: Companies House, data file of 2026-10-01 and its live updates. View on Companies House