Smith's Environmental Products Limited
Registered name: SMITH'S ENVIRONMENTAL PRODUCTS LIMITED
Part of Vent Rite Valve Corporation groupSmith's Environmental Products Limited made £8.7m revenue and £1.1m profit in the year to 31 Dec 2025.
Smith's Environmental Products Limited’s revenue grew 1% to £8.7m in the year to 31 Dec 2025, with £1.1m profit and 44 employees. The company is classified under “manufacture of central heating radiators and boilers” and is based in South Woodham Ferrers; we hold 4 years of its filed accounts.
- Status
- Active
- Location
- South Woodham Ferrers, East of England
- Age
- 35 yrs · since 1991
- 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. From the filing: “Vent-Rite Valve Corporation”
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 31 Dec 2022 | 31 Dec 2023 | 31 Dec 2024 | 31 Dec 2025 |
|---|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L | Full P&L |
| Profit & loss | ||||
| Revenue (turnover) | £7.2m | £7.4m | £8.6m | £8.7m |
| Cost of sales | £4.3m | £4.4m | £4.9m | £5m |
| Gross profit | £2.9m | £3.1m | £3.7m | £3.8m |
| Operating profit | £1.1m | £997k | £1.4m | £1.2m |
| Profit after tax | £880k | £850k | £1m | £1.1m |
| Profit (best available) | £880k | £850k | £1m | £1.1m |
| Staff costs | — | £2.1m | £2.3m | £2.4m |
| Employees (average) | 45 | 44 | 44 | 44 |
| Ratios | ||||
| Profit margin | 12.2% | 11.5% | 11.9% | 12.5% |
| Gross margin | 40.4% | 41.3% | 42.9% | 43.1% |
| Revenue per employee | £160k | £169k | £196k | £198k |
| Profit per employee | £19.5k | £19.3k | £23.2k | £24.7k |
| Cash conversion | 83.1% | 158.9% | 61.2% | −284.1% |
| Growth (year on year) | ||||
| Revenue growth | — | ▲3.1% | ▲15.9% | ▲1.3% |
| Profit growth | — | ▼3.4% | ▲20.1% | ▲6.6% |
| Headcount growth | — | ▼2.2% | 0% | 0% |
| Balance sheet — indirect signals, not revenue | ||||
| Cash at bank | £1.1m | £1.7m | £1.5m | £1.2m |
| Net assets | £2.2m | £2.4m | £2.7m | £3.1m |
| Current assets | £3.5m | £4.4m | £4m | £3.7m |
| Deferred income | — | £114k | £184k | £155k |
| Cash from operations | £939k | £1.6m | £831k | −£3.3m |
| Source | FullAccounts · bulk data Sep 2024 | FullAccounts · bulk data Sep 2024 | FullAccounts · bulk data Sep 2025 | FullAccounts · bulk data Sep 2026 |
How the business works
- Profit margin
- 12.5%
- Profit ÷ revenue.
- Gross margin
- 43.1%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £198k
- Revenue ÷ average employees.
- Profit per employee
- £24.7k
- Profit ÷ average employees.
- Cash conversion
- −284.1%
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- —
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- 1.8%
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- —
- 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
- ▲16%
- Now £3.1m
- Cash at bank
- ▼23%
- Now £1.2m
- Headcount
- 0%
- Now 44
- Deferred income
- ▼16%
- Now £155k
- Fixed assets
- —
- Now —
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
- Vent Rite Valve Corporation (registered outside the UK register)ultimate parent75–100%
- Smith's Environmental Products Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Subsidiaries (2)
- Blackall Property LtdRev. £166k · Profit £108k
- Smith's Environmental Systems LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
Similar profitable businesses
- Atc Systems LimitedNewtownabbey · Manufacture of central heating radiators and boilers
- Revenue
- £8.1m
- Profit
- £1.5m
- Staff
- 69
- Kudox LimitedLondon · Manufacture of central heating radiators and boilers
- Revenue
- £10m
- Profit
- £588k
- Staff
- 11
- Warmflow Engineering Co.limitedLisburn · Manufacture of central heating radiators and boilers
- Revenue
- £20.3m
- Profit
- £2.1m
- Staff
- 83
- Alpha Therm LimitedSevenoaks · Manufacture of central heating radiators and boilers
- Revenue
- £25.3m
- Profit
- £842k
- Staff
- 79
Sources
Latest figures from FullAccounts for the year to 31 Dec 2025 (profit £1.1m), from the Companies House accounts bulk data published Sep 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.