How much does Steam Plant Engineering Limited make?

Steam Plant Engineering Limited reported revenue of £4.7m and £312k profit in the year to 31 Dec 2025, according to its accounts filed at Companies House.

How many employees does Steam Plant Engineering Limited have?

Steam Plant Engineering Limited reported an average of 29 employees in the year to 31 Dec 2025.

Is Steam Plant Engineering Limited profitable?

Yes — Steam Plant Engineering Limited reported a profit of £312k in the year to 31 Dec 2025.

Company No. 04198992 · Incorporated 11 Apr 2001

Steam Plant Engineering Limited

Registered name: STEAM PLANT ENGINEERING LIMITED

Part of Babcock Wanson UK Limited group

Steam Plant Engineering Limited made £4.7m revenue and £312k profit in the year to 31 Dec 2025.

Steam Plant Engineering Limited’s revenue grew 13% to £4.7m in the year to 31 Dec 2025, with £312k profit and 29 employees. The company is classified under “repair of other equipment” and is based in Halesowen; we hold 4 years of its filed accounts.

Full P&L filedSection C · ManufacturingSIC 33190Repair of other equipment

Status: Active
Location: Halesowen, West Midlands
Age: 25 yrs · since 2001
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.

Latest accounts · year to 31 Dec 2025

Key figures

Capital-lightDoing more with less

Revenue

£4.7m

Growth ▲12.8%

Profit

£312k

Growth ▼16.1%

Profit margin

6.6%

Gross 33.5%

Employees

Change ▼6.5%

Profit / employee

£10.8k

Revenue/employee £163k

Profitable streak

4yrs

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 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)	£3.5m	£4.3m	£4.2m	£4.7m
Cost of sales	£2.5m	£2.8m	£2.6m	£3.2m
Gross profit	£976k	£1.5m	£1.6m	£1.6m
Operating profit	£58.7k	£325k	£486k	£423k
Profit before tax	£57k	£321k	£480k	£418k
Profit after tax	£41.1k	£228k	£372k	£312k
Profit (best available)	£41.1k	£228k	£372k	£312k
Staff costs	£1.1m	£1.5m	£1.5m	£1.6m
Employees (average)	24	31	31	29
Ratios
Profit margin	1.2%	5.3%	8.9%	6.6%
Gross margin	28.2%	34.7%	38.7%	33.5%
Revenue per employee	£144k	£137k	£136k	£163k
Profit per employee	£1.7k	£7.4k	£12k	£10.8k
Growth (year on year)
Revenue growth	—	▲23%	▼1.3%	▲12.8%
Profit growth	—	▲454.6%	▲63.4%	▼16.1%
Headcount growth	—	▲29.2%	0%	▼6.5%
Balance sheet — indirect signals, not revenue
Cash at bank	£131k	£127k	£684k	£300k
Net assets	£1.6m	£1.9m	£2m	£2m
Fixed assets	£765k	£626k	£500k	£406k
Current assets	£1.8m	£2.2m	£2.5m	£2.4m
Debtors	£744k	£944k	£928k	£1.1m
Source	FullAccounts · bulk data May 2024	FullAccounts · bulk data May 2024	FullAccounts · bulk data Mar 2025	FullAccounts · bulk data Mar 2026

Derived from the latest filing

How the business works

Profit margin: 6.6%; Profit ÷ revenue.
Gross margin: 33.5%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £163k; Revenue ÷ average employees.
Profit per employee: £10.8k; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: 8.6%; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: —; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: 23.8%; 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: ▼4%; Now £2m
Cash at bank: ▼56%; Now £300k
Headcount: ▼6%; Now 29
Deferred income: —; Now —
Fixed assets: ▼19%; Now £406k

Corporate ownership

Group structure

Ownership chain

Babcock Wanson UK Limitedultimate parent75–100%
Steam Plant Engineering Limitedthis company

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

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

Same industry, similar size

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Industry benchmarks →

Sources

Companies House profile Filing history & original accounts

Latest figures from FullAccounts for the year to 31 Dec 2025 (profit £312k), from the Companies House accounts bulk data published Mar 2026. Spotted an error? Request a correction.

Updated from Companies House on 16 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.