Specialist Window Cleaning Limited
Registered name: SPECIALIST WINDOW CLEANING LIMITED
Part of Ocs Group Topco Limited groupSpecialist Window Cleaning Limited made £9.3m revenue and £569k profit in the year to 31 Dec 2024.
Specialist Window Cleaning Limited’s revenue grew 22% to £9.3m in the year to 31 Dec 2024, with £569k profit and 137 employees. The company is classified under “window cleaning services” and is based in Ipswich; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- Ipswich
- Age
- 15 yrs · since 2011
- Type
- Private Limited Company
Key figures
Financial history
| Year to | 31 Dec 2022 | 31 Dec 2023 | 31 Dec 2024 |
|---|---|---|---|
| Disclosure | Profit & loss | Profit & loss | Profit & loss |
| Profit & loss | |||
| Revenue (turnover) | £4.3m | £7.6m | £9.3m |
| Cost of sales | −£3.9m | −£7m | −£8.4m |
| Gross profit | £389k | £687k | £924k |
| Operating profit | £221k | £390k | £662k |
| Profit before tax | £214k | £348k | £598k |
| Profit after tax | £173k | £339k | £569k |
| Profit (best available) | £173k | £339k | £569k |
| Employees (average) | 115 | 158 | 137 |
| Ratios | |||
| Profit margin | 4% | 4.4% | 6.1% |
| Gross margin | 9% | 9% | 10% |
| Revenue per employee | £37.4k | £48.3k | £67.8k |
| Profit per employee | £1.5k | £2.1k | £4.2k |
| Growth (year on year) | |||
| Revenue growth | — | — | ▲21.6% |
| Profit growth | — | — | ▲67.8% |
| Headcount growth | — | — | ▼13.3% |
| Balance sheet — indirect signals, not revenue | |||
| Net assets | — | — | — |
| Source | Accounts · bulk data Oct 2024 | Accounts · bulk data Oct 2024 | Accounts · bulk data Oct 2025 |
How the business works
- Profit margin
- 6.1%
- Profit ÷ revenue.
- Gross margin
- 10%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £67.8k
- Revenue ÷ average employees.
- Profit per employee
- £4.2k
- 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
- ▼13%
- Now 137
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Ownership chain
- Ocs Group Topco Limitedultimate parent75–100%
- Ocs Holdco 1 Limited75–100%
- Ocs Holdco 2 Limited75–100%
- Ocs Holdco 3 Limited75–100%
- Ocs Holdco 4 Limited75–100%
- Ocs Parco Limited75–100%
- Ocs Group Holdings Limited75–100%
- Ocs Group Investments Limited75–100%
- Ocs Group International Limited75–100%
- Ocs Uk&i Limited75–100%
- Specialist Window Cleaning Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Subsidiaries (1)
- Greig Avinou LimitedFigures not disclosed
Sister companies (7)
- Incentive FM Group LimitedActive - Proposal to Strike offFigures not disclosed
- Ocs Food Co LimitedFigures not disclosed
- Ocs Group UK LimitedFigures not disclosed
- Ocs Integrated Solutions LimitedFigures not disclosed
- Ocs M&E Services LimitedFigures not disclosed
- Ocs Technical Services LimitedFigures not disclosed
- Profile Holdco 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 £569k), from the Companies House accounts bulk data published Oct 2025. Spotted an error? Request a correction.
Updated from Companies House on 23 Oct 2026