Ltd Facts The UK company register, as filed

Register entry · No. 05133530

RONSEK LIMITED

Active Private Limited Company Incorporated 20 May 2004

Checks

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

What was checked
  • Can't tell
    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 19 Feb 2027.

    Companies House register
  • Clear
    Confirmation statement on time

    Next due 30 Apr 2027.

    Companies House register
  • Clear
    Disqualified directors

    None of the 2 current officers checked are disqualified.

    Companies House disqualified directors register · See it
  • Clear
    Directors

    1 current director.

    Officers on the register · See it
  • Clear
    Owners

    2 owners on file.

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

    Net assets £877.

    Accounts to 19 May 2025 · See it
  • Clear
    Charges

    None registered.

    Companies House register
  • Clear
    Trading history

    Incorporated 20 May 2004 (22 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 14 Nov 2026. Not a credit score or advice: open the filings before relying on them. JSON

  1. Registered office

    7 BOUNDARY ROAD, BISHOPS STORTFORD, HERTFORDSHIRE, CM23 5LE

    As filed with Companies House.

  2. Nature of business

    • 72190 Other research and experimental development on natural sciences and engineering
    • 74909 Other professional, scientific and technical activities n.e.c.

  3. Accounts

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

  4. Confirmation statement

    Next due
    30 Apr 2027
    Last made up to
    16 Apr 2026

  5. Charges

    Outstanding
    0
    All time
    0

  6. Names

    1. RONSEK LIMITED current

Figures

Year endTurnoverProfitCashNet assetsStaff
19 May 2025 £7,790 £-78,384 — £877 1
19 May 2024 £16,231 £-71,097 — £1,261 1
19 May 2023 £84,649 £-10,853 — £359 1
19 May 2022 £19,912 £-10,432 — £11,211 1
19 May 2021 £39,459 £-1,566 — £3,644 1
19 May 2020 £5,726 £-6,284 — £5,211 1

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

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 4, with past →

NameRoleAppointedResignedBornNationality · lives in
Kesorn Weaver R&D Director Director 20 May 2004 — March 1969 British · England
Kesorn Weaver R&D Director Secretary 1 Jul 2008 — March 1969 British · England

Owners and controllers All 2, with past →

NameControlNotifiedCeasedBornNationality · lives in
Dr Kesorn Weaver Ownership of shares 50 to 75 percent; Voting rights 50 to 75 percent 6 Apr 2016 — March 1969 British · England
Dr Kesorn Weaver Significant influence or control 7 Nov 2017 — March 1969 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 RONSEK LIMITED still trading?

The register shows RONSEK LIMITED as active.

What does RONSEK LIMITED do?

It files these industry codes 72190 (Other research and experimental development on natural sciences and engineering); 74909 (Other professional, scientific and technical activities n.e.c.).

When was RONSEK LIMITED set up?

It was incorporated on 20 May 2004.

When are RONSEK LIMITED's accounts due?

Next accounts are due by 19 February 2027. The last accounts were made up to 19 May 2025.

When is RONSEK LIMITED's next confirmation statement due?

By 30 April 2027.

Who runs RONSEK LIMITED?

RONSEK LIMITED has 1 current director 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. 05321290 2M ENGINEERING LIMITED Active Private Limited Company Inc. 24 Dec 2004 72190 · Other research and experimental development on natural sciences and engineering
  2. 05318448 ABZENA (CAMBRIDGE) LIMITED Active Private Limited Company Inc. 21 Dec 2004 72190 · Other research and experimental development on natural sciences and engineering
  3. 05317382 OMNIFLUX METER COMPANY LTD. Active Private Limited Company Inc. 20 Dec 2004 70100 · Activities of head offices
  4. 05317138 SWIFT AIRCRAFT LIMITED Active Private Limited Company Inc. 20 Dec 2004 30300 · Manufacture of air and spacecraft and related machinery
  5. 05309650 GEMINI CONTROL & AUTOMATION LIMITED Active Private Limited Company Inc. 9 Dec 2004 71122 · Engineering related scientific and technical consulting activities

The file

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