Onecall24 Healthcare Limited
Registered name: ONECALL24 HEALTHCARE LIMITED
Part of One Call 24 Group Ltd groupOnecall24 Healthcare Limited made £13.3m revenue and £850k profit in the year to 30 Sep 2025.
Onecall24 Healthcare Limited’s revenue grew 30% to £13.3m in the year to 30 Sep 2025, with £850k profit and 239 employees. The company is classified under “other human health activities” and is based in London; we hold 4 years of its filed accounts.
- Status
- Active
- Location
- London, London
- Age
- 10 yrs · since 2016
- 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 | 30 Sep 2022 | 30 Sep 2023 | 30 Sep 2024 | 30 Sep 2025 |
|---|---|---|---|---|
| Disclosure | No P&L | No P&L | Full P&L | Full P&L |
| Profit & loss | ||||
| Revenue (turnover) | — | — | £10.3m | £13.3m |
| Cost of sales | — | — | £7m | £9.3m |
| Gross profit | — | — | £3.3m | £4m |
| Operating profit | — | — | £1.1m | £1.1m |
| Profit before tax | — | — | £1m | £1.1m |
| Profit after tax | — | — | £762k | £850k |
| Profit (best available) | — | — | £762k | £850k |
| Staff costs | — | — | £8.1m | £9.4m |
| Employees (average) | 101 | 160 | 196 | 239 |
| Ratios | ||||
| Profit margin | — | — | 7.4% | 6.4% |
| Gross margin | — | — | 31.8% | 30% |
| Revenue per employee | — | — | £52.3k | £55.6k |
| Profit per employee | — | — | £3.9k | £3.6k |
| Growth (year on year) | ||||
| Revenue growth | — | — | — | ▲29.5% |
| Profit growth | — | — | — | ▲11.6% |
| Headcount growth | — | ▲58.4% | ▲22.5% | ▲21.9% |
| Balance sheet — indirect signals, not revenue | ||||
| Cash at bank | £65.5k | £200k | £384k | £262k |
| Net assets | −£1.5k | £371k | £1.1m | £2m |
| Fixed assets | £10.2k | £13.5k | £13k | £8k |
| Current assets | £911k | £1.7m | £2.4m | £3.3m |
| Debtors | £717k | £1.1m | £1.4m | £994k |
| Deferred income | £41.2k | £196k | £277k | £313k |
| Source | FullAccounts · bulk data May 2024 | FullAccounts · bulk data May 2024 | FullAccounts · bulk data Jun 2025 | FullAccounts · bulk data Jun 2026 |
How the business works
- Profit margin
- 6.4%
- Profit ÷ revenue.
- Gross margin
- 30%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £55.6k
- Revenue ÷ average employees.
- Profit per employee
- £3.6k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 0.1%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- 2.4%
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 7.5%
- 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
- ▲75%
- Now £2m
- Cash at bank
- ▼32%
- Now £262k
- Headcount
- ▲22%
- Now 239
- Deferred income
- ▲13%
- Now £313k
- Fixed assets
- ▼39%
- Now £8k
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
- One Call 24 Group Ltdultimate parent75–100%
- Onecall24 Healthcare Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Sister companies (3)
- Accessible Living 24 LtdFigures not disclosed
- One Call 24 LimitedRev. — · Profit −£384k
- Standby24 LtdFigures 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 30 Sep 2025 (profit £850k), from the Companies House accounts bulk data published Jun 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.