Nasmyth Coventry Limited
Registered name: NASMYTH COVENTRY LIMITED
Part of Sigma Advanced Systems Ltd groupNasmyth Coventry Limited made £10.8m revenue and a £1.1m loss in the year to 30 Apr 2025.
Nasmyth Coventry Limited’s revenue fell 5% to £10.8m in the year to 30 Apr 2025, with a loss of £1.1m and 102 employees. The company is classified under “manufacture of air and spacecraft and related machinery” and is based in Coventry; we hold 4 years of its filed accounts.
- Status
- Active
- Location
- Coventry, West Midlands
- Age
- 18 yrs · since 2007
- Type
- Private Limited Company
Part of a group. The filing indicates this company sits within a group structure, so its results may depend on intra-group trading and it may be hard to replicate independently.
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 30 Apr 2022 | 30 Apr 2023 | 30 Apr 2024 | 30 Apr 2025 |
|---|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L | Full P&L |
| Profit & loss | ||||
| Revenue (turnover) | £12.9m | £8.7m | £11.4m | £10.8m |
| Cost of sales | £9.5m | £7.1m | £10.1m | £10.1m |
| Gross profit | £3.4m | £1.6m | £1.3m | £753k |
| Operating profit | £916k | £425k | £80k | −£731k |
| Profit before tax | £522k | £347k | −£122k | −£1m |
| Profit after tax | £862k | £499k | −£403k | −£1.1m |
| Profit (best available) | £862k | £499k | −£403k | −£1.1m |
| Staff costs | £4.6m | £3.7m | £3.9m | £4.5m |
| Employees (average) | 95 | 87 | 94 | 102 |
| Ratios | ||||
| Profit margin | 6.7% | 5.8% | −3.5% | −9.9% |
| Gross margin | 26.2% | 18.1% | 11.7% | 7% |
| Revenue per employee | £136k | £99.5k | £121k | £106k |
| Profit per employee | £9.1k | £5.7k | −£4.3k | −£10.5k |
| Cash conversion | 14.8% | −15.8% | — | — |
| Growth (year on year) | ||||
| Revenue growth | — | — | ▲31.8% | ▼5% |
| Profit growth | — | — | ▼180.8% | — |
| Headcount growth | — | — | ▲8.1% | ▲8.5% |
| Balance sheet — indirect signals, not revenue | ||||
| Cash at bank | £568k | £297k | £34k | £198k |
| Net assets | £2.3m | £2.8m | £2.4m | £1.3m |
| Fixed assets | £905k | £823k | £748k | £636k |
| Current assets | £5.4m | £8.4m | £7.8m | £7m |
| Debtors | £1.8m | £3m | £3m | £2.2m |
| Deferred income | £250k | £875k | £368k | £849k |
| Cash from operations | £136k | −£67k | — | — |
| Source | FullAccounts · bulk data Apr 2024 | FullAccounts · bulk data Apr 2024 | FullAccounts · bulk data Apr 2025 | FullAccounts · bulk data Jan 2026 |
How the business works
- Profit margin
- −9.9%
- Profit ÷ revenue.
- Gross margin
- 7%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £106k
- Revenue ÷ average employees.
- Profit per employee
- −£10.5k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 5.9%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- 7.8%
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 20.5%
- Money owed by customers. Low = customers pay quickly.
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
- ▼44%
- Now £1.3m
- Cash at bank
- ▲482%
- Now £198k
- Headcount
- ▲9%
- Now 102
- Deferred income
- ▲131%
- Now £849k
- Fixed assets
- ▼15%
- Now £636k
Deferred income is reported together with accruals in this filing (“accruals and deferred income”), so it is an approximate signal only.
Group structure
Ownership chain
- Sigma Advanced Systems Ltd (registered outside the UK register)ultimate parent75–100%
- Sigma Advanced Systems UK Ltd75–100%
- Nasmyth Group Limited75–100%
- Nasmyth Coventry Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Sister companies (7)
- Nasmyth Bulwell LimitedRev. £28.9m · Profit −£1m
- Nasmyth Iec LimitedRev. £8.1m · Profit −£582k
- Nasmyth Henton LimitedRev. £6.7m · Profit −£388k
- Nasmyth Technologies LimitedRev. £4.5m · Profit £475k
- Geb Surface Treatments LimitedRev. £2.3m · Profit £436k
- Nasmyth Enterprises LimitedRev. £848k · Profit −£1.2m
- Nasmyth Doughty LimitedLiquidationFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
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Sources
Latest figures from FullAccounts for the year to 30 Apr 2025 (profit −£1.1m), from the Companies House accounts bulk data published Jan 2026. Spotted an error? Request a correction.
Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.