Frimstone Limited
Registered name: FRIMSTONE LIMITED
Part of Heidelberg Materials Ag groupFrimstone Limited made £1.8m revenue and a £1.5m loss in the year to 31 Dec 2024.
Frimstone Limited’s revenue was £1.8m in the year to 31 Dec 2024, with a loss of £1.5m. The company is classified under “operation of gravel and sand pits; mining of clays and kaolin” and is based in Maidenhead; we hold 2 years of its filed accounts.
- Status
- Active
- Location
- Maidenhead
- Age
- 50 yrs · since 1975
- Type
- Private Limited Company
Key figures
Financial history
| Year to | 31 Dec 2023 | 31 Dec 2024 |
|---|---|---|
| Disclosure | Full P&L | Full P&L |
| Profit & loss | ||
| Revenue (turnover) | £3m | £1.8m |
| Cost of sales | −£2m | −£1.7m |
| Gross profit | £1m | £174k |
| Operating profit | £759k | −£1.2m |
| Profit before tax | £1.4m | −£2m |
| Profit after tax | £1.3m | −£1.5m |
| Profit (best available) | £1.3m | −£1.5m |
| Employees (average) | — | — |
| Ratios | ||
| Profit margin | 42.8% | −83.5% |
| Gross margin | 33.4% | 9.4% |
| Balance sheet — indirect signals, not revenue | ||
| Net assets | — | — |
| Source | Accounts · bulk data Feb 2026 | Accounts · bulk data Feb 2026 |
How the business works
- Profit margin
- −83.5%
- Profit ÷ revenue.
- Gross margin
- 9.4%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- —
- Revenue ÷ average employees.
- Profit per employee
- —
- 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
- —
- Now —
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Ownership chain
- Heidelberg Materials Ag (registered outside the UK register)ultimate parent75–100%
- Heidelberg Materials UK Holding Limited75–100%
- Lehigh UK Limited75–100%
- Hanson Limited75–100%
- Hanson Holdings Limited75–100%
- Hanson Holdings (3) Limited75–100%
- Uds (No 10)75–100%
- Hanson Quarry Products Europe Limited75–100%
- Mick George Limited75–100%
- Frimstone Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Sister companies (7)
- DRBS East LimitedFigures not disclosed
- Mick George Concrete LimitedFigures not disclosed
- Mick George Earthworks LimitedFigures not disclosed
- Mick George Ebt Trustee LimitedFigures not disclosed
- Mick George Environmental LimitedFigures not disclosed
- Mick George Mepal LimitedFigures not disclosed
- Mick George Recycling LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
Sources
Latest figures from accounts for the year to 31 Dec 2024 (profit −£1.5m), from the Companies House accounts bulk data published Feb 2026. Spotted an error? Request a correction.
Updated from Companies House on 20 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.