£552k
+6%vs Apr 2024ActiveSC447624Private limited companyWesthill
MIZZEN OCEAN ENGINEERING LIMITED
Significant control: David Jerome Hennessy (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Mizzen Ocean Engineering Limited sell?
Registered activity: Other professional, scientific and technical activities n.e.c. (SIC 74909). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
MIZZEN OCEAN ENGINEERING LIMITED is an active private limited company (company number SC447624) incorporated on 15 April 2013, registered in Westhill. Its registered activity is other professional, scientific and technical activities n.e.c. (SIC 74909). Latest small accounts cover the period ending 30 April 2025, showing net assets of £552k and cash of £489k, with 1 employee on average. Net assets rose 6% on the prior period (£520k).
Peer position · net assets
By net assets it sits in the top quarter of 624 comparable companies in Aberdeen (median £13k, upper quartile £76k).
02
Ownership and control
- Mr David Jerome Hennessy
- owns 75–100% of shares
- holds 75–100% of voting rights
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
- 15 April 201313 yrs ago
- Next accounts due
- 30 January 2027in 98 days
- Confirmation statement due
- 29 April 2027in 187 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 74909
- Other professional, scientific and technical activities n.e.c.
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£489k
+3%vs Apr 2024Not reported
1
No changevs Apr 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 April 2025 | £552k | £489k | £24k | — | — | — | 1 |
| 30 April 2024 | £520k | £475k | £43k | — | — | — | 1 |
Cash per employee£489kCash ÷ 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 above zeroNet assets £551,889 at 30 April 2025
- Cash at bank of £50,000 or moreCash £489,058
- Incorporated five or more years agoIncorporated 15 April 2013
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 187 days
- Next accounts duein 98 days
- Accounts period endNet assets £552k · small accounts
- Accounts period endNet assets £520k · small accounts
- Incorporated
08
Similar companies in Aberdeen
- DFR SUBSEA SERVICES LTDPeterhead · inc. Apr 2013
- MUENELL LTD.Aberdeen · inc. Apr 2013
- SCOTWELL CONSULTANCY SERVICES LIMITEDStonehaven · inc. Apr 2013
- D.E.M.I.S. ABERDEEN LIMITEDAberdeen · inc. May 2013
- JTSE LIMITEDAberdeen · inc. Mar 2013
- ALAN RUTHERFORD WEALTH MANAGEMENT LIMITEDWesthill · inc. Mar 2013
All companies incorporated on 15 April 2013 · in Apr 2013.
09
Reminders for MIZZEN OCEAN ENGINEERING LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.