Sembcorp Energy UK Limited
Registered name: SEMBCORP ENERGY UK LIMITED
Sembcorp Energy UK Limited made £288m revenue and £26.4m profit in the year to 31 Dec 2025.
Sembcorp Energy UK Limited’s revenue fell 10% to £288m in the year to 31 Dec 2025, with £26.4m profit and 394 employees. The company is classified under “production of electricity” and is based in Middlesbrough; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- Middlesbrough, North East
- Age
- 8 yrs · since 2018
- Type
- Private Limited Company
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 31 Dec 2023 | 31 Dec 2024 | 31 Dec 2025 |
|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L |
| Profit & loss | |||
| Revenue (turnover) | £424m | £321m | £288m |
| Cost of sales | −£366m | −£272m | −£254m |
| Gross profit | £58.3m | £49.5m | £33.9m |
| Operating profit | £46.1m | £43m | £44.5m |
| Profit before tax | £42.8m | £37.7m | £35.4m |
| Profit after tax | £32.2m | £28.5m | £26.4m |
| Profit (best available) | £32.2m | £28.5m | £26.4m |
| Employees (average) | 473 | 474 | 394 |
| Ratios | |||
| Profit margin | 7.6% | 8.9% | 9.2% |
| Gross margin | 13.7% | 15.4% | 11.8% |
| Revenue per employee | £897k | £677k | £730k |
| Profit per employee | £68.2k | £60.2k | £67k |
| Growth (year on year) | |||
| Revenue growth | — | ▼24.4% | ▼10.4% |
| Profit growth | — | ▼11.6% | ▼7.5% |
| Headcount growth | — | ▲0.2% | ▼16.9% |
| Balance sheet — indirect signals, not revenue | |||
| Net assets | — | — | — |
| Source | Accounts · bulk data Sep 2025 | Accounts · bulk data Sep 2025 | Accounts · bulk data Sep 2026 |
How the business works
- Profit margin
- 9.2%
- Profit ÷ revenue.
- Gross margin
- 11.8%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £730k
- Revenue ÷ average employees.
- Profit per employee
- £67k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- —
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- —
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- —
- 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
- —
- Now —
- Cash at bank
- —
- Now —
- Headcount
- ▼17%
- Now 394
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Subsidiaries (2)
- Repono Holdco 1 LimitedFigures not disclosed
- Sembcorp Utilities (UK) LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
Sources
Latest figures from accounts for the year to 31 Dec 2025 (profit £26.4m), from the Companies House accounts bulk data published Sep 2026. Spotted an error? Request a correction.
Updated from Companies House on 13 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.