−£429
−109%vs Jan 2024Active13162872Private limited companyUpminster
SUBMARINE PRODUCTION LTD
Significant control: Faye Charlotte Brocklebank (25–50%), Adam Brocklebank (25–50%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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What does Submarine Production Ltd sell?
Registered activity: Specialised design activities (SIC 74100). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
SUBMARINE PRODUCTION LTD is an active private limited company (company number 13162872) incorporated on 27 January 2021, registered in Upminster. Its registered activity is specialised design activities (SIC 74100). Latest small accounts cover the period ending 31 January 2025, showing net assets of −£429 and cash of £11k, with 2 employees on average. Net assets fell 109% on the prior period (£4,668).
Peer position · net assets
By net assets it sits in the bottom quarter of 2,103 comparable companies in Greater London (median £2,010, upper quartile £22k).
02
Ownership and control
- Mrs Faye Charlotte Brocklebank
- owns 25–50% of shares
- Mr Adam Brocklebank
- owns 25–50% of shares
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 27 January 20215 yrs ago
- Next accounts due
- 31 October 2026in 3 days
- Confirmation statement due
- 10 February 2027in 105 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 74100
- Specialised design activities
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£11k
−44%vs Jan 2024Not reported
2
No changevs Jan 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 January 2025 | −£429 | £11k | — | — | — | — | 2 |
| 31 January 2024 | £4,668 | £20k | — | — | — | — | 2 |
Cash per employee£5,684Cash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets below zeroNet assets £-429 at 31 January 2025
- Net assets down 25% or more on the prior period-109.2% vs prior period
- Incorporated five or more years agoIncorporated 27 January 2021
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Confirmation statement duein 105 days
- Next accounts duein 3 days
- Accounts period endNet liabilities £429 · small accounts
- Accounts period endNet assets £4,668 · small accounts
- Incorporated
08
Similar companies in Greater London
- RDF DESIGN WORKS LTDRichmond · inc. Jan 2021
- BAMALEX LIMITEDHornchurch · inc. Jan 2021
- NICK K FIBRE DESIGN LTDRadlett · inc. Jan 2021
- UK SIGN & AWNING LTDDagenham · inc. Jan 2021
- ROCK AND RUBY LTDLoughton · inc. Jan 2021
- NEGUIT LIMITEDSwanley · inc. Jan 2021
All companies incorporated on 27 January 2021 · in Jan 2021.
09
Reminders for SUBMARINE PRODUCTION LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.