Sonic Rail Services Limited
Registered name: SONIC RAIL SERVICES LIMITED
Sonic Rail Services Limited made £28.3m revenue and £2m profit in the year to 31 Jul 2025.
Sonic Rail Services Limited’s revenue grew 35% to £28.3m in the year to 31 Jul 2025, with £2m profit and 65 employees. The company is classified under “other business support service activities” and is based in Burnham on Crouch; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- Burnham on Crouch, East of England
- Age
- 29 yrs · since 1997
- 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 Jul 2023 | 31 Jul 2024 | 31 Jul 2025 |
|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L |
| Profit & loss | |||
| Revenue (turnover) | £22.7m | £21m | £28.3m |
| Cost of sales | £16.5m | £17.4m | £21.5m |
| Gross profit | £6.2m | £3.6m | £6.8m |
| Operating profit | £1.9m | −£858k | £2m |
| Profit before tax | £1.9m | −£858k | £2m |
| Profit after tax | £1.9m | −£733k | £2m |
| Profit (best available) | £1.9m | −£733k | £2m |
| Staff costs | £4m | £4.5m | £4.5m |
| Employees (average) | 63 | 65 | 65 |
| Ratios | |||
| Profit margin | 8.5% | −3.5% | 7.2% |
| Gross margin | 27.1% | 17.2% | 23.9% |
| Revenue per employee | £360k | £323k | £435k |
| Profit per employee | £30.8k | −£11.3k | £31.4k |
| Cash conversion | −121.9% | — | −137.6% |
| Growth (year on year) | |||
| Revenue growth | — | ▼7.6% | ▲34.8% |
| Profit growth | — | ▼137.8% | — |
| Headcount growth | — | ▲3.2% | 0% |
| Balance sheet — indirect signals, not revenue | |||
| Cash at bank | £2.1m | £1.4m | £2.5m |
| Net assets | £5.5m | £4.6m | £6.5m |
| Fixed assets | £2.4m | £2.6m | £2.8m |
| Current assets | £6.7m | £6.9m | £7.5m |
| Debtors | £343k | £272k | £125k |
| Deferred income | £35.1k | £57.9k | — |
| Cash from operations | −£2.3m | −£391k | −£2.8m |
| Source | FullAccounts · bulk data Jul 2025 | FullAccounts · bulk data Jul 2025 | FullAccounts · bulk data Apr 2026 |
How the business works
- Profit margin
- 7.2%
- Profit ÷ revenue.
- Gross margin
- 23.9%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £435k
- Revenue ÷ average employees.
- Profit per employee
- £31.4k
- Profit ÷ average employees.
- Cash conversion
- −137.6%
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 10%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- —
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 0.4%
- 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
- ▲42%
- Now £6.5m
- Cash at bank
- ▲80%
- Now £2.5m
- Headcount
- 0%
- Now 65
- Deferred income
- —
- Now —
- Fixed assets
- ▲7%
- Now £2.8m
Group structure
Subsidiaries (1)
- Sonic 2012 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 £2m), from the Companies House accounts bulk data published Apr 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.