£109k
−5%vs Mar 2025ActiveSC437504Private limited companyDumbarton
PUFFIN SUBSEA ENGINEERING LIMITED
Significant control: Michael Joseph Dorrian (25–50%), Mandy Rae Dorrian (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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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Registered activity: Support activities for petroleum and natural gas mining (SIC 09100). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
PUFFIN SUBSEA ENGINEERING LIMITED is an active private limited company (company number SC437504) incorporated on 23 November 2012, registered in Dumbarton. Its registered activity is support activities for petroleum and natural gas mining (SIC 09100). Latest micro accounts cover the period ending 31 March 2026, showing net assets of £109k, with 2 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 5% on the prior period (£115k). Across the last 3 periods on record the net-asset trend is volatile.
Peer position · net assets
By net assets it sits in the top quarter of 74 comparable companies in Glasgow (median £4,084, upper quartile £25k).
02
Ownership and control
- Mr Michael Joseph Dorrian
- owns 25–50% of shares
- Mrs Mandy Rae Dorrian
- 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
- 23 November 201213 yrs ago
- Next accounts due
- 31 December 2027in 433 days
- Confirmation statement due
- 7 December 2026in 44 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 09100
- Support activities for petroleum and natural gas mining
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
2
vs Mar 2025| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2026 | £109k | — | — | £35k | — | — | 2 |
| 31 March 2025 | £115k | — | — | £32k | — | — | 0 |
| 31 March 2024 | £109k | — | — | £5,884 | — | — | 2 |
Current ratio3.17Current assets ÷ creditors within one year
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing; micro-entity accounts contain no profit and loss account.
06
Filing and accounts signals
- Net assets above zeroNet assets £109,182 at 31 March 2026
- Current assets at least 1.5× creditors within one yearCurrent ratio 3.17
- Three or more accounting periods on record3 periods on record
- Incorporated five or more years agoIncorporated 23 November 2012
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
- Next accounts duein 433 days
- Confirmation statement duein 44 days
- Accounts period endNet assets £109k · micro accounts
- Accounts period endNet assets £115k · micro accounts
- Accounts period endNet assets £109k · micro accounts
- Incorporated
08
Similar companies in Glasgow
- FITIKOF LTDGlasgow · inc. Nov 2012
- BELT ENGINEERING SERVICES LTDTobermory · inc. Sept 2012
- GW ACCESS LIMITEDMotherwell · inc. Mar 2013
- OIL AND GAS ENGINEERING LTDGlasgow · inc. Apr 2013
- DAVID LEITCH INSPECTION SERVICES LTDGlasgow · inc. Apr 2012
- QUAY MARINE CONSULTANCY LIMITEDDunoon · inc. Jul 2013
All companies incorporated on 23 November 2012 · in Nov 2012.
09
Reminders for PUFFIN SUBSEA ENGINEERING LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.