£16.76m
+14%vs Dec 2024ActiveSC066717Private limited companyWesthill
SEMCO MARITIME LIMITED
Significant control: Chairman Martin Oehlenschlaeger (significant control)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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: Manufacture of other electrical equipment (SIC 27900). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
SEMCO MARITIME LIMITED is an active private limited company (company number SC066717) incorporated on 28 December 1978, registered in Westhill. Its registered activity is manufacture of other electrical equipment (SIC 27900). Latest full accounts cover the period ending 31 December 2025, showing net assets of £16.76m and cash of £287k, with 299 employees on average. Turnover was £46.09m and profit for the year £2.10m. Net assets rose 14% on the prior period (£14.66m). Across the last 3 periods on record the net-asset trend is rising.
Peer position · net assets
By net assets it sits in the top quarter of 1,715 comparable companies in the UK (median £18k, upper quartile £295k).
02
Ownership and control
- Chairman Martin Oehlenschlaeger
- has significant influence or control
- Mr Jorgen Devantier Gade
- has significant influence or control
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 December 197847 yrs ago
- Next accounts due
- 30 September 2027in 339 days
- Confirmation statement due
- 11 January 2027in 77 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 27900
- Manufacture of other electrical equipment
- Accounts type
- Full
- Size band
- MediumCompanies Act thresholds
05
Financials
£287k
+15%vs Dec 2024£46.09m
−5%vs Dec 2024299
vs Dec 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 December 2025 | £16.76m | £287k | £20.07m | — | £46.09m | £2.10m | 299 |
| 31 December 2024 | £14.66m | £249k | £18.57m | — | £48.50m | £1.82m | 0 |
| 31 December 2023 | £12.84m | £0 | £17.18m | — | £45.89m | £2.07m | 0 |
| 31 December 2022 | — | — | — | — | — | — | — |
Net margin4.5%Profit for the year ÷ turnover
Cash per employee£960Cash ÷ 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 £16,758,000 at 31 December 2025
- Net assets up 10% or more on the prior period+14.3% vs prior period
- Cash at bank of £50,000 or moreCash £287,000
- Three or more accounting periods on record4 periods on record
- Incorporated five or more years agoIncorporated 28 December 1978
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 339 days
- Confirmation statement duein 77 days
- Accounts period endNet assets £16.76m · full accounts
- Accounts period endNet assets £14.66m · full accounts
- Accounts period endNet assets £12.84m · full accounts
- Accounts period end
- Incorporated
08
Similar companies in Aberdeen
- HYDROBOND ENGINEERING LIMITEDAberdeen · inc. Nov 1982
- DEEBRIDGE ELECTRICAL ENGINEERS LIMITEDAberdeen · inc. Dec 1966
- OCEANTOOLS LIMITEDAberdeen · inc. Apr 1997
- ABMAS ENGINEERING LIMITEDAberdeen · inc. Jan 2004
- VERIPOS LIMITEDAberdeen · inc. May 2009
- PROTOS AB LTDInverurie · inc. Nov 2010
All companies incorporated on 28 December 1978 · in Dec 1978.
09
Reminders for SEMCO MARITIME LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.