How much does Fire Systems Limited make?

Fire Systems Limited reported revenue of £14.9m and £3.3m profit in the year to 31 May 2025, according to its accounts filed at Companies House.

How many employees does Fire Systems Limited have?

Fire Systems Limited reported an average of 26 employees in the year to 31 May 2025.

Is Fire Systems Limited profitable?

Yes — Fire Systems Limited reported a profit of £3.3m in the year to 31 May 2025.

Company No. 02607182 · Incorporated 2 May 1991

Fire Systems Limited

Registered name: FIRE SYSTEMS LIMITED

Fire Systems Limited made £14.9m revenue and £3.3m profit in the year to 31 May 2025.

Fire Systems Limited’s revenue grew 33% to £14.9m in the year to 31 May 2025, with £3.3m profit and 26 employees. The company is classified under “electrical installation” and is based in Kingston Upon Thames; we hold 4 years of its filed accounts.

Full P&L filedSection F · ConstructionSIC 43210Electrical installation SIC 82990Other business support service activities n.e.c.

Status: Active
Location: Kingston Upon Thames, London
Age: 35 yrs · since 1991
Type: Private Limited Company

Latest accounts · year to 31 May 2025

Key figures

IndependentCapital-lightOperating leverageDoing more with lessBoring industryCash flow filed

Revenue

£14.9m

Growth ▲33%

Profit

£3.3m

Growth ▲78.2%

Profit margin

21.9%

Gross 41.8%

Employees

Change ▼3.7%

Profit / employee

£126k

Revenue/employee £575k

Profitable streak

2yrs

Consecutive profitable years in our data

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

4 filed years

Financial history

Multi-year financials, oldest to newest
Year to	31 May 2022	31 May 2023	31 May 2024	31 May 2025
Disclosure	No P&L	No P&L	Full P&L	Full P&L
Profit & loss
Revenue (turnover)	—	—	£11.2m	£14.9m
Cost of sales	—	—	£7.1m	£8.7m
Gross profit	—	—	£4.1m	£6.2m
Operating profit	—	—	£2.3m	£4.3m
Profit before tax	—	—	£2.5m	£4.4m
Profit after tax	—	—	£1.8m	£3.3m
Profit (best available)	—	—	£1.8m	£3.3m
Staff costs	—	—	£979k	£964k
Employees (average)	20	22	27	26
Ratios
Profit margin	—	—	16.3%	21.9%
Gross margin	—	—	36.6%	41.8%
Revenue per employee	—	—	£416k	£575k
Profit per employee	—	—	£68k	£126k
Cash conversion	—	—	−112.8%	−90.7%
Growth (year on year)
Revenue growth	—	—	—	▲33%
Profit growth	—	—	—	▲78.2%
Headcount growth	—	▲10%	▲22.7%	▼3.7%
Balance sheet — indirect signals, not revenue
Cash at bank	£5.9m	£7.4m	£6.5m	£4.3m
Net assets	£5.9m	£7.1m	£7.9m	£10.2m
Fixed assets	£27.1k	£21.7k	£37.1k	£59.3k
Current assets	£7.3m	£8.9m	£9.2m	£12.1m
Debtors	£885k	£961k	£857k	£876k
Cash from operations	—	—	−£2.6m	−£3.9m
Source	FullAccounts · bulk data Feb 2024	FullAccounts · bulk data Feb 2024	FullAccounts · bulk data Feb 2025	FullAccounts · bulk data Jun 2026

Derived from the latest filing

How the business works

Profit margin: 21.9%; Profit ÷ revenue.
Gross margin: 41.8%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £575k; Revenue ÷ average employees.
Profit per employee: £126k; Profit ÷ average employees.
Cash conversion: −90.7%; 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: —; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: 5.9%; 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: ▲29%; Now £10.2m
Cash at bank: ▼34%; Now £4.3m
Headcount: ▼4%; Now 26
Deferred income: —; Now —
Fixed assets: ▲60%; Now £59.3k

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Sources

Companies House profile Filing history & original accounts

Latest figures from FullAccounts for the year to 31 May 2025 (profit £3.3m), from the Companies House accounts bulk data published Jun 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.