Crosmill Holdings Ltd
Registered name: CROSMILL HOLDINGS LTD
Part of Mariner Topco Limited groupCrosmill Holdings Ltd made £987k profit in the year to 31 Dec 2024 (revenue not disclosed).
Crosmill Holdings Ltd reported £987k profit in the year to 31 Dec 2024; its revenue was not disclosed. It had 0 employees. The company is classified under “water collection, treatment and supply” and is based in Ross-on-Wye; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- Ross-on-Wye, West Midlands
- Age
- 27 yrs · since 1999
- Type
- Private Limited Company
Pass-through vehicle. This looks like a holding, staffing or umbrella company. Its revenue and profit may largely pass through to or from other entities, so the figures may not reflect a standalone operating business. It is excluded from our opportunity lists.
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. From the filing: “HSL Compliance Holdings Limited”
Key figures
This company published its profit but not its turnover, so revenue and margins are not disclosed. We never estimate them.
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 31 Dec 2022 | 31 Dec 2023 | 31 Dec 2024 |
|---|---|---|---|
| Disclosure | No P&L | No P&L | Profit only |
| Profit & loss | |||
| Revenue (turnover) | — | — | — |
| Profit after tax | — | — | £987k |
| Profit (best available) | — | — | £987k |
| Employees (average) | — | 0 | 0 |
| Ratios | |||
| Profit margin | — | — | — |
| Balance sheet — indirect signals, not revenue | |||
| Net assets | £104k | £104k | £104k |
| Fixed assets | £95k | £95k | — |
| Current assets | £9.4k | £9.4k | — |
| Debtors | £9.4k | £9.4k | £9.4k |
| Deferred income | — | £529 | £529 |
| Source | FilletedAccounts · bulk data Jul 2024 | FilletedAccounts · bulk data Jul 2024 | FullAccounts · bulk data Dec 2025 |
How the business works
- Profit margin
- —
- Profit ÷ revenue.
- Gross margin
- —
- 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
- 0%
- Now £104k
- Cash at bank
- —
- Now —
- Headcount
- —
- Now 0
- Deferred income
- 0%
- Now £529
- Fixed assets
- —
- Now —
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
- Mariner Topco Limitedultimate parent75–100%
- Mariner Midco 1 Limited75–100%
- Mariner Midco 2 Limited75–100%
- Mariner Bidco Limited75–100%
- HSL Compliance Group Limited75–100%
- HSL Compliance Holdings Limited75–100%
- Crosmill Holdings Ltdthis company
Bands show the share of ownership each company holds in the one below it.
Subsidiaries (1)
- Crosmill LimitedRev. — · Profit £384k
Sister companies (16)
- Albanyoak LimitedFigures not disclosed
- Apc Compliance LimitedRev. — · Profit £182k
- Coral Environmental LtdFigures not disclosed
- Houseman Environmental LimitedRev. — · Profit £507k
- HSL Compliance (Northern Ireland) LimitedFigures not disclosed
- HSL Compliance Advanced Water Technologies LtdRev. — · Profit £704k
- HSL Compliance Enitial LtdFigures not disclosed
- HSL Compliance LtdFigures not disclosed
- HSL Inspection and Testing LtdFigures not disclosed
- Ice Plumbing & Water Services LimitedFigures not disclosed
- Jordan Environmental LimitedFigures not disclosed
- Legionella Control International LimitedFigures not disclosed
- Plexus Innovation LimitedRev. — · Profit £289k
- R J Urmson Group LimitedRev. — · Profit £650k
- Saferspaces LimitedFigures not disclosed
- Treatment 4 Water 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 Dec 2024 (profit £987k), 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.