How much does Dunphy Combustion Limited make?

Dunphy Combustion Limited reported revenue of £15.3m and £1.6m profit in the year to 31 Mar 2025, according to its accounts filed at Companies House.

How many employees does Dunphy Combustion Limited have?

Dunphy Combustion Limited reported an average of 112 employees in the year to 31 Mar 2025.

Is Dunphy Combustion Limited profitable?

Yes — Dunphy Combustion Limited reported a profit of £1.6m in the year to 31 Mar 2025.

Company No. 01016230 · Incorporated 30 Jun 1971

Dunphy Combustion Limited

Registered name: DUNPHY COMBUSTION LIMITED

Part of Dunphy Technology Limited group

Dunphy Combustion Limited made £15.3m revenue and £1.6m profit in the year to 31 Mar 2025. read from filing text

Dunphy Combustion Limited’s revenue fell 2% to £15.3m in the year to 31 Mar 2025, with £1.6m profit and 112 employees. The company is classified under “manufacture of electronic industrial process control equipment” and is based in Lancashire; we hold 3 years of its filed accounts.

Full P&L filedSection C · ManufacturingSIC 26512Manufacture of electronic industrial process control equipment SIC 28210Manufacture of ovens, furnaces and furnace burners SIC 28990Manufacture of other special-purpose machinery n.e.c.SIC 43220Plumbing, heat and air-conditioning installation

Status: Active
Location: Lancashire, North West
Age: 55 yrs · since 1971
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: “The ultimate parent company is Dunphy Technology Limited, a company registered in England and Wales.”

Latest accounts · year to 31 Mar 2025

Key figures

Revenue

£15.3m

Growth ▼1.8%

Profit

£1.6m

Growth ▲38.8%

Profit margin

10.1%

Gross 41.7%

Employees

112

Change ▲0.9%

Profit / employee

£13.9k

Revenue/employee £137k

Profitable streak

3yrs

Consecutive profitable years in our data

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

3 filed years

Financial history

Multi-year financials, oldest to newest
Year to	31 Mar 2023	31 Mar 2024	31 Mar 2025
Disclosure	Full P&Lread from filing text	Full P&Lread from filing text	Full P&Lread from filing text
Profit & loss
Revenue (turnover)	£16.2m	£15.6m	£15.3m
Cost of sales	£10.2m	£9.8m	£8.9m
Gross profit	£6m	£5.8m	£6.4m
Operating profit	£934k	£1.4m	£1.8m
Profit before tax	£944k	£1.5m	£1.8m
Profit after tax	£990k	£1.1m	£1.6m
Profit (best available)	£990k	£1.1m	£1.6m
Staff costs	£6.3m	£5.3m	£5.8m
Employees (average)	102	111	112
Ratios
Profit margin	6.1%	7.2%	10.1%
Gross margin	36.9%	37.1%	41.7%
Revenue per employee	£159k	£140k	£137k
Profit per employee	£9.7k	£10.1k	£13.9k
Growth (year on year)
Revenue growth	—	—	▼1.8%
Profit growth	—	—	▲38.8%
Headcount growth	—	—	▲0.9%
Balance sheet — indirect signals, not revenue
Cash at bank	£1.5m	£1.1m	£1.6m
Net assets	£580k	£698k	£851k
Fixed assets	£2.5m	£2.5m	£2.5m
Current assets	£5.3m	£5.2m	£5.1m
Debtors	£2.8m	£3.1m	£2.5m
Deferred income	£454k	£441k	£428k
Source	FullAccounts · bulk data Nov 2024	FullAccounts · bulk data Nov 2024	FullAccounts · bulk data Dec 2025

Derived from the latest filing

How the business works

Profit margin: 10.1%; Profit ÷ revenue.
Gross margin: 41.7%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £137k; Revenue ÷ average employees.
Profit per employee: £13.9k; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: 16.3%; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: 2.8%; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: 16.4%; 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: ▲22%; Now £851k
Cash at bank: ▲51%; Now £1.6m
Headcount: ▲1%; Now 112
Deferred income: ▼3%; Now £428k
Fixed assets: ▼0%; Now £2.5m

Corporate ownership

Group structure

Ownership chain

Dunphy Technology Limitedultimate parent75–100%
Dunphy Combustion Limitedthis company

Bands show the share of ownership each company holds in the one below it.

Sister companies (1)

Dunphy Energy Solutions LimitedFigures not disclosed

From the Persons with Significant Control register (corporate controllers only).

Same industry, similar size

Similar profitable businesses

Industry benchmarks →

Sources

Companies House profile Filing history & original accounts

Latest figures from FullAccounts for the year to 31 Mar 2025 (profit £1.6m), from the Companies House accounts bulk data published Dec 2025. Spotted an error? Request a correction.

Updated from Companies House on 15 Oct 2026

Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.