£34k
+101%vs Mar 2024ActiveSC473783Private limited companyShetland
DOOR 343 LIMITED
Significant control: Ian Couper (25–50%), Sarah Couper (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Door 343 Limited sell?
Registered activity: Marine fishing (SIC 03110). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
DOOR 343 LIMITED is an active private limited company (company number SC473783) incorporated on 28 March 2014, registered in Shetland. Its registered activity is marine fishing (SIC 03110). Latest small accounts cover the period ending 31 March 2025, showing net assets of £34k, with 1 employee on average. Net assets rose 101% on the prior period (£17k).
Peer position · net assets
By net assets it sits in the upper half of 801 comparable companies in Other (median £4,865, upper quartile £97k).
02
Ownership and control
- Mr Ian Couper
- owns 25–50% of shares
- Sarah Couper
- 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
- 28 March 201412 yrs ago
- Next accounts due
- 31 December 2026in 68 days
- Confirmation statement due
- 11 April 2027in 169 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 03110
- Marine fishing
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not reported
1
No changevs Mar 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2025 | £34k | — | — | £48k | — | — | 1 |
| 31 March 2024 | £17k | — | — | £76k | — | — | 1 |
Current ratio1.7Current assets ÷ creditors within one year
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 above zeroNet assets £33,621 at 31 March 2025
- Net assets up 10% or more on the prior period+100.9% vs prior period
- Current assets at least 1.5× creditors within one yearCurrent ratio 1.7
- Incorporated five or more years agoIncorporated 28 March 2014
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 169 days
- Next accounts duein 68 days
- Accounts period endNet assets £34k · small accounts
- Accounts period endNet assets £17k · small accounts
- Incorporated
08
Similar companies in the UK
- J P REID 75 LIMITEDShetland · inc. Mar 2014
- RADIANT STAR FISHING COMPANY LIMITEDLerwick · inc. Mar 2014
- MI FISHING LIMITEDShetland · inc. Mar 2014
- VHL LIMITEDShetland · inc. Mar 2014
- SUPANOVA (HOLDINGS) LIMITEDWeymouth · inc. Mar 2014
- FAVIS OF SALCOMBE LIMITEDTorquay · inc. Mar 2014
All companies incorporated on 28 March 2014 · in Mar 2014.
09
Reminders for DOOR 343 LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.