Ltd Facts The UK company register, as filed

Register entry · No. 07259369

DETERALERT LIMITED

Active Private Limited Company Incorporated 19 May 2010

Checks

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

What was checked
  • Can't tell
    Insolvency

    The filing history can't be read just now.

    Filing history
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    Strike-off notices

    The filing history can't be read just now.

    Filing history (The Gazette notices) · What this means
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    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 28 Feb 2027.

    Companies House register
  • Clear
    Confirmation statement on time

    Next due 2 Jun 2027.

    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 £57,871.

    Accounts to 31 May 2025 · See it
  • Clear
    Charges

    None registered.

    Companies House register
  • Clear
    Trading history

    Incorporated 19 May 2010 (16 years ago).

    Companies House register
  • Clear
    Name changes

    2 earlier names, none in the last year.

    Names over time

From the public register, filing history, officers, owners and filed accounts, as of 3 Nov 2026. Not a credit score or advice: open the filings before relying on them. JSON

  1. Registered office

    4 THE CLOISTERS, BARNACRES ROAD, HEMEL HEMPSTEAD, HERTFORDSHIRE, HP3 8JU

    As filed with Companies House.

  2. Nature of business

    • 62012 Business and domestic software development

  3. Accounts

    Next due
    28 Feb 2027
    Last made up to
    31 May 2025
    Type
    MICRO ENTITY

  4. Confirmation statement

    Next due
    2 Jun 2027
    Last made up to
    19 May 2026

  5. Charges

    Outstanding
    0
    All time
    0

  6. Names

    1. DETERALERT LIMITED current
    2. APPTTACK LIMITED earlier
    3. ATC IDEAS LIMITED earlier

Figures

Year endTurnoverProfitCashNet assetsStaff
31 May 2025 not published not published — £57,871 0
31 May 2024 not published not published — £54,549 0
31 May 2023 not published not published — £44,858 0
31 May 2022 not published not published — £38,316 0
31 May 2021 not published not published — £24,663 0
31 May 2020 not published not published — £23,874 0

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

People

Officers All 4, with past →

NameRoleAppointedResignedBornNationality · lives in
Alan Trevor Cropper Director 19 May 2010 — May 1940 British · England
David William Harmon Director 8 Aug 2017 — February 1967 Irish · United Kingdom
Alan Trevor Cropper Secretary 19 May 2010 — —

Owners and controllers All 2, with past →

NameControlNotifiedCeasedBornNationality · lives in
Mr Alan Trevor Cropper Ownership of shares 25 to 50 percent 6 Apr 2016 — May 1940 British · England

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 DETERALERT LIMITED still trading?

The register shows DETERALERT LIMITED as active.

What does DETERALERT LIMITED do?

It files the industry code 62012 (Business and domestic software development).

When was DETERALERT LIMITED set up?

It was incorporated on 19 May 2010.

When are DETERALERT LIMITED's accounts due?

Next accounts are due by 28 February 2027. The last accounts were made up to 31 May 2025.

When is DETERALERT LIMITED's next confirmation statement due?

By 2 June 2027.

Who runs DETERALERT LIMITED?

DETERALERT LIMITED has 2 current directors and 1 other current officer. They're listed under People on this page.

Similar companies

Same industry code (62012), active, set up around the same time. More in this industry →

  1. 07480378 INTREPID LTD. Active Private Limited Company Inc. 31 Dec 2010 62012 · Business and domestic software development
  2. 07480228 RAFFERTY MEDICAL SERVICES LIMITED Active Private Limited Company Inc. 31 Dec 2010 62012 · Business and domestic software development
  3. 07479851 AIMNELL LIMITED Active Private Limited Company Inc. 30 Dec 2010 62012 · Business and domestic software development
  4. 07479810 INNOVELTY LIMITED Active Private Limited Company Inc. 30 Dec 2010 62012 · Business and domestic software development
  5. 07479732 MACLARTY SOFTWARE LIMITED Active Private Limited Company Inc. 30 Dec 2010 62012 · Business and domestic software development

The file

3 of 3 free downloads left today · Last 5 years' accounts as one zip (1 credit a PDF)

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