Erg (Air Pollution Control) Limited
Registered name: ERG (AIR POLLUTION CONTROL) LIMITED
Part of Erg Process Technologies Limited groupErg (Air Pollution Control) Limited made £16.7m revenue and £924k profit in the year to 28 Feb 2025.
Erg (Air Pollution Control) Limited’s revenue grew 56% to £16.7m in the year to 28 Feb 2025, with £924k profit and 104 employees. The company is classified under “manufacture of non-domestic cooling and ventilation equipment” and is based in Slinfold; we hold 4 years of its filed accounts.
- Status
- Active
- Location
- Slinfold, South East
- Age
- 48 yrs · since 1978
- 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 | 28 Feb 2022 | 28 Feb 2023 | 29 Feb 2024 | 28 Feb 2025 |
|---|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L | Full P&L |
| Profit & loss | ||||
| Revenue (turnover) | £13.3m | £10.2m | £10.7m | £16.7m |
| Cost of sales | £10.2m | £7.4m | £6.6m | £11.9m |
| Gross profit | £3.1m | £2.8m | £4.1m | £4.7m |
| Operating profit | £218k | £44.4k | £834k | £909k |
| Profit before tax | £217k | £51.9k | £863k | £934k |
| Profit after tax | £218k | £74.1k | £903k | £924k |
| Profit (best available) | £218k | £74.1k | £903k | £924k |
| Staff costs | £3.4m | £3.9m | £4.5m | £6m |
| Employees (average) | 73 | 67 | 85 | 104 |
| Ratios | ||||
| Profit margin | 1.6% | 0.7% | 8.5% | 5.5% |
| Gross margin | 23.1% | 27.4% | 38.2% | 28.4% |
| Revenue per employee | £182k | £152k | £126k | £160k |
| Profit per employee | £3k | £1.1k | £10.6k | £8.9k |
| Growth (year on year) | ||||
| Revenue growth | — | ▼23.4% | ▲4.9% | ▲56.2% |
| Profit growth | — | ▼66% | ▲1120% | ▲2.3% |
| Headcount growth | — | ▼8.2% | ▲26.9% | ▲22.4% |
| Balance sheet — indirect signals, not revenue | ||||
| Cash at bank | £1.1m | £1.2m | £1.2m | £3.8m |
| Net assets | £952k | £1m | £1.9m | £2.9m |
| Fixed assets | £188k | £210k | £234k | £270k |
| Current assets | £6m | £7.2m | £6.8m | £14m |
| Debtors | £1.4m | £2.3m | £1.8m | £4.5m |
| Deferred income | £178k | £307k | £369k | £507k |
| Source | FullAccounts · bulk data Nov 2023 | FullAccounts · bulk data Nov 2023 | FullAccounts · bulk data Nov 2024 | FullAccounts · bulk data Nov 2025 |
How the business works
- Profit margin
- 5.5%
- Profit ÷ revenue.
- Gross margin
- 28.4%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £160k
- Revenue ÷ average employees.
- Profit per employee
- £8.9k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 1.6%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- 3%
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 27.2%
- 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
- ▲48%
- Now £2.9m
- Cash at bank
- ▲215%
- Now £3.8m
- Headcount
- ▲22%
- Now 104
- Deferred income
- ▲37%
- Now £507k
- Fixed assets
- ▲15%
- Now £270k
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
- Erg Process Technologies Limitedultimate parent75–100%
- Erg (Air Pollution Control) Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Subsidiaries (2)
- A.p.c. Process Engineering LimitedFigures not disclosed
- Erg (Plastic Fabrication) LtdFigures not disclosed
Sister companies (3)
- Erg Apc Maintenance LimitedFigures not disclosed
- Erg Apc Property LimitedFigures not disclosed
- Erg Hygrade Industrial Plastics LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
Similar profitable businesses
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Sources
Latest figures from FullAccounts for the year to 28 Feb 2025 (profit £924k), from the Companies House accounts bulk data published Nov 2025. 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.