Specialist Engineering Services Limited
Registered name: SPECIALIST ENGINEERING SERVICES LIMITED
Part of Engineering Services Group Limited groupSpecialist Engineering Services Limited made £10.9m revenue and £577k profit in the year to 31 Jul 2025.
Specialist Engineering Services Limited’s revenue grew 8% to £10.9m in the year to 31 Jul 2025, with £577k profit and 28 employees. The company is classified under “other service activities incidental to land transportation,” and is based in Doncaster; we hold 4 years of its filed accounts.
- Status
- Active
- Location
- Doncaster, Yorkshire and The Humber
- Age
- 29 yrs · since 1997
- 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 | 31 Jul 2022 | 31 Jul 2023 | 31 Jul 2024 | 31 Jul 2025 |
|---|---|---|---|---|
| Disclosure | No P&L | Full P&L | Full P&L | Full P&L |
| Profit & loss | ||||
| Revenue (turnover) | — | £6.9m | £10.1m | £10.9m |
| Cost of sales | — | £4m | £6.3m | £6.6m |
| Gross profit | — | £2.9m | £3.8m | £4.3m |
| Operating profit | — | £462k | £1m | £923k |
| Profit before tax | — | £414k | £939k | £786k |
| Profit after tax | — | £345k | £737k | £577k |
| Profit (best available) | — | £345k | £737k | £577k |
| Employees (average) | 0 | 28 | 30 | 28 |
| Ratios | ||||
| Profit margin | — | 5% | 7.3% | 5.3% |
| Gross margin | — | 42.2% | 37.3% | 39.2% |
| Revenue per employee | — | £247k | £336k | £389k |
| Profit per employee | — | £12.3k | £24.6k | £20.6k |
| Growth (year on year) | ||||
| Revenue growth | — | — | ▲45.9% | ▲8% |
| Profit growth | — | — | ▲113.9% | ▼21.8% |
| Headcount growth | — | — | ▲7.1% | ▼6.7% |
| Balance sheet — indirect signals, not revenue | ||||
| Cash at bank | £545k | £787k | £1.8m | £1.8m |
| Net assets | £1.4m | £1.5m | £1.8m | £1.8m |
| Fixed assets | £810k | £926k | £1.9m | £2.6m |
| Current assets | £2.2m | £2.2m | £3.2m | £3.1m |
| Debtors | £409k | £1.1m | £969k | £733k |
| Deferred income | £220k | £246k | £414k | £594k |
| Source | FullAccounts · bulk data Jan 2024 | FullAccounts · bulk data Jan 2024 | FullAccounts · bulk data Jan 2025 | FullAccounts · bulk data Dec 2025 |
How the business works
- Profit margin
- 5.3%
- Profit ÷ revenue.
- Gross margin
- 39.2%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £389k
- Revenue ÷ average employees.
- Profit per employee
- £20.6k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 23.7%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- 5.5%
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 6.7%
- 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
- ▲2%
- Now £1.8m
- Cash at bank
- ▲2%
- Now £1.8m
- Headcount
- ▼7%
- Now 28
- Deferred income
- ▲43%
- Now £594k
- Fixed assets
- ▲39%
- Now £2.6m
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
- Engineering Services Group Limitedultimate parent75–100%
- Specialist Engineering Services Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Sister companies (1)
- Ses Rail LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
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Sources
Latest figures from FullAccounts for the year to 31 Jul 2025 (profit £577k), from the Companies House accounts bulk data published Dec 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.