How much does Semco Maritime Limited make?

Semco Maritime Limited reported revenue of £46.1m and £2.1m profit in the year to 31 Dec 2025, according to its accounts filed at Companies House.

How many employees does Semco Maritime Limited have?

Semco Maritime Limited reported an average of 299 employees in the year to 31 Dec 2025.

Is Semco Maritime Limited profitable?

Yes — Semco Maritime Limited reported a profit of £2.1m in the year to 31 Dec 2025.

Company No. SC066717 · Incorporated 28 Dec 1978

Semco Maritime Limited

Registered name: SEMCO MARITIME LIMITED

Semco Maritime Limited made £46.1m revenue and £2.1m profit in the year to 31 Dec 2025.

Semco Maritime Limited’s revenue fell 5% to £46.1m in the year to 31 Dec 2025, with £2.1m profit and 299 employees. The company is classified under “manufacture of other electrical equipment” and is based in Westhill; we hold 3 years of its filed accounts.

Full P&L filedSection C · ManufacturingSIC 27900Manufacture of other electrical equipment

Status: Active
Location: Westhill, Scotland
Age: 47 yrs · since 1978
Type: Private Limited Company

Latest accounts · year to 31 Dec 2025

Key figures

IndependentCapital-light

Revenue

£46.1m

Growth ▼5%

Profit

£2.1m

Growth ▲15.1%

Profit margin

4.5%

Gross 11.8%

Employees

299

Change —

Profit / employee

£7k

Revenue/employee £154k

Profitable streak

3yrs

Consecutive profitable years in our data

Badges are automated estimates derived from the filed figures — not statements of fact about the company.

3 filed years

Financial history

Multi-year financials, oldest to newest
Year to	31 Dec 2023	31 Dec 2024	31 Dec 2025
Disclosure	Full P&L	Full P&L	Full P&L
Profit & loss
Revenue (turnover)	£45.9m	£48.5m	£46.1m
Cost of sales	£40.7m	£42.7m	£40.7m
Gross profit	£5.2m	£5.8m	£5.4m
Operating profit	£2.6m	£2.1m	£2.5m
Profit before tax	£2.7m	£2.4m	£2.8m
Profit after tax	£2.1m	£1.8m	£2.1m
Profit (best available)	£2.1m	£1.8m	£2.1m
Employees (average)	0	0	299
Ratios
Profit margin	4.5%	3.8%	4.5%
Gross margin	11.3%	11.9%	11.8%
Revenue per employee	—	—	£154k
Profit per employee	—	—	£7k
Growth (year on year)
Revenue growth	—	▲5.7%	▼5%
Profit growth	—	▼11.8%	▲15.1%
Balance sheet — indirect signals, not revenue
Cash at bank	£0	£249k	£287k
Net assets	£12.8m	£14.7m	£16.8m
Fixed assets	£854k	£208k	£161k
Current assets	£17.2m	£18.8m	£20.4m
Debtors	£7.9m	£5.7m	£4.7m
Deferred income	£963k	£1.3m	£1m
Source	FullAccounts · bulk data Aug 2025	FullAccounts · bulk data Aug 2025	FullAccounts · bulk data May 2026

Derived from the latest filing

How the business works

Profit margin: 4.5%; Profit ÷ revenue.
Gross margin: 11.8%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £154k; Revenue ÷ average employees.
Profit per employee: £7k; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: 0.4%; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: 2.2%; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: 10.3%; Money owed by customers. Low = customers pay quickly.

Indirect — not revenue

Balance-sheet signals

Year-on-year changes in filed balance-sheet items. They can hint at momentum (or investment) but are not revenue or profit and must not be read as such.

Net assets: ▲14%; Now £16.8m
Cash at bank: ▲15%; Now £287k
Headcount: —; Now 299
Deferred income: ▼23%; Now £1m
Fixed assets: ▼23%; Now £161k

Deferred income is reported together with accruals in this filing (“accruals and deferred income”), so it is an approximate signal only.

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Sources

Companies House profile Filing history & original accounts

Latest figures from FullAccounts for the year to 31 Dec 2025 (profit £2.1m), from the Companies House accounts bulk data published May 2026. Spotted an error? Request a correction.

Updated from Companies House on 15 Oct 2026

Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.