Intumescent Systems Limited
Active02139649ManufacturingIncorporated 10 Jun 1987 · Dover
The principal activity of the company in the period under review was that of the development, testing, production and sale of passive fire products.
Revenue
£10.7m
▼ -1.8% vs prior ~12m period
Profit after tax
-£276k
Margin -4.1%
Employees
159
▼ -4.2% vs prior ~12m period
Net assets
£3.6m
Total assets £5.6m
Financial history
Revenue by accounting period
5 periods available · ▲ growth ▼ decline
Mar 2020Not available
Mar 2021Not available
Mar 2023Not available
Mar 2024
£10.9m
Apr 2025
£10.7m▼ -1.8%
| Period end | Revenue | Growth | Profit before tax | Employees | Net assets |
|---|---|---|---|---|---|
| 5 Apr 2025 | £10.7m | ▼ -1.8% | -£437k | 159 | £3.6m |
| 31 Mar 2024 | £10.9m | — | -£192k | 166 | £3.9m |
| 31 Mar 2023 | — | — | — | — | £3.7m |
| 31 Mar 2021 | — | — | — | 146 | £3.8m |
| 31 Mar 2020 | — | — | — | 128 | £3.8m |
Some periods are not about 12 months apart, usually because the company changed its year end or the register holds more than one set of accounts for a year. Growth is shown only against a prior period roughly 12 months earlier.
Latest available figures
Period ending 5 Apr 2025. “Not available” means the figure is not in the accounts we hold. We do not estimate missing figures.
Profit & loss
- Revenue
- £10.7m
- Gross profit
- £3.4m
- Operating profit
- -£439k
- Profit before tax
- -£437k
- Profit after tax
- -£276k
Balance sheet
- Total assets
- £5.6m
- Cash
- £133k
- Total liabilities
- £2.1m
- Net assets
- £3.6m
- Revenue per employee
- £68k
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