CLEAN ROOM CONSTRUCTION LIMITED
Active Company number 01176933
CLEAN ROOM CONSTRUCTION LIMITED (company number 01176933) is a private limited company incorporated on 10 July 1974. Its status on the Companies House register is Active. Its registered office is in Rochester, ME2 2LT. Its nature of business (SIC 2007) is plumbing, heat and air-conditioning installation (43220). Its latest accounts we hold, for the period ending 31 December 2025, report net assets of £2.7m.
Source: Companies House register, as at 2 October 2026. How to cite this page
Information only, not advice. Register details and accounts figures are the company's own filings, shown as filed: CompanyStack does not audit or verify them and accepts no responsibility for decisions made on them. Check important facts at Companies House.
Company Report on CLEAN ROOM CONSTRUCTION LIMITED (PDF)
The register, the accounts and the people behind the company in one PDF, for your own business use.
- Summary and Health Score, with the reasons behind the score
- Red flags and what changed in the last 12 months
- Key figures against the year before, and filing deadlines
- Financials ledger: up to 10 years of filed accounts
- Who runs and owns it: directors, secretaries and PSCs
- Charges, filing history and methodology
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Company details
- Company number
- 01176933
- Status
- Active
- Company type
- Private Limited Company
- Incorporated
- 10 July 1974
- Country of origin
- United Kingdom
- Registered office
- UNIT K1-K2 TEMPLE COURT
KNIGHT ROAD STROOD
ROCHESTER
KENT
ME2 2LT
Nature of business (SIC 2007)
Accounts and confirmation statement
- Accounting reference date
- 31 December
- Accounts category
- SMALL
- Accounts last made up to
- 31 December 2025
- Next accounts due
- 30 September 2027
- Confirmation statement last made up to
- 21 June 2026
- Next confirmation statement due
- 5 July 2027
Financial summary
| Period ending | 31 December 2025 | 31 December 2024 | 31 December 2023 | 31 December 2022 |
|---|---|---|---|---|
| Turnover | Not filed | £5.6m | £10.9m | £17.0m |
| Gross profit | Not filed | £1.4m | £4.9m | £6.5m |
| Operating profit | Not filed | £327k | £2.3m | £3.4m |
| Profit before tax | Not filed | £593k | £2.5m | £3.4m |
| Profit after tax | Not filed | £669k | £1.8m | £2.8m |
| Total assets | £8.6m | £7.7m | £10.3m | £11.9m |
| Cash at bank | £4.4m | £4.0m | £8.1m | £6.6m |
| Current liabilities | £5.7m | £3.9m | £5.0m | £6.9m |
| Net current assets | £2.7m | £3.6m | £5.1m | £4.8m |
| Net assets | £2.7m | £3.7m | £5.1m | £4.8m |
| Employees | 23 | 24 | 24 | 24 |
Not filed: the accounts do not give the figure.
- Year to 31 December 2025: turnover, gross profit, operating profit, profit before tax, profit after tax not filed. Small companies may file filleted or abbreviated accounts without the profit and loss account, and this filing has none.
Figures read from filings at Companies House (ixbrl) and checked; see how we read them. Small-company accounts often omit turnover and profit. Spotted an error? Tell us.
Control, officers and charges
- Persons with significant control
- 1 current (2 including ceased)
- Corporate controllers
- Rowhill Wood Capital Limited
- Charges (mortgages)
- 6 registered, 0 outstanding, 6 satisfied
Previous names
- CLEAN ROOM CONSTRUCTION (LONDON) LIMITED (changed 19 December 2006)
Questions about CLEAN ROOM CONSTRUCTION LIMITED
Is CLEAN ROOM CONSTRUCTION LIMITED active?
Yes. The Companies House register shows the company's status as “Active”. (Companies House register, as at 2 October 2026.)
When was CLEAN ROOM CONSTRUCTION LIMITED incorporated?
CLEAN ROOM CONSTRUCTION LIMITED was incorporated on 10 July 1974, according to the Companies House register. (Companies House register, as at 2 October 2026.)
Where is CLEAN ROOM CONSTRUCTION LIMITED registered?
Its registered office is in Rochester, ME2 2LT. (Companies House register, as at 2 October 2026.)
Who controls CLEAN ROOM CONSTRUCTION LIMITED?
The register lists 1 current person with significant control (2 including those who have ceased). Corporate controllers named on the register: Rowhill Wood Capital Limited. The register shows control, not a list of shareholders. Individuals are named at https://find-and-update.company-information.service.gov.uk/company/01176933/persons-with-significant-control. (Companies House register, as at 2 October 2026.) Who owns a UK limited company: shareholders, PSCs and what the register shows
When are CLEAN ROOM CONSTRUCTION LIMITED's next accounts due?
The register shows the next accounts as due by 30 September 2027. Its latest accounts on the register were made up to 31 December 2025. (Companies House register, as at 2 October 2026.)
Does CLEAN ROOM CONSTRUCTION LIMITED file dormant accounts?
Not in its latest accounts. The register gives their category as “Small company accounts”, made up to 31 December 2025. (Companies House register, as at 2 October 2026.) What a dormant company is and what it must file
Does CLEAN ROOM CONSTRUCTION LIMITED have any charges registered against it?
Yes. The register shows 6 charges: 0 outstanding and 6 satisfied. The charges themselves are listed at https://find-and-update.company-information.service.gov.uk/company/01176933/charges. (Companies House register, as at 2 October 2026.) Company charges: what a mortgage or debenture means and how to read one
Is CLEAN ROOM CONSTRUCTION LIMITED on a sanctions list?
No match for this company's name on the sanctions lists CompanyStack screens (UK, EU, OFAC SDN, OFAC non-SDN, Canada, Australia, New Zealand, Japan, France, US CSL) as at 6 October 2026. A name screen is not legal clearance.
Related companies
More plumbing, heat and air-conditioning installation companies
- CUBICO (UK) LIMITED
- BORTHWICK HEATING INSULATION UK LTD
- A. & B. ENGINEERING (MECHANICAL SERVICE DIVISION) LIMITED
- WOODFORD HEATING & ENERGY LIMITED
- VERTEX SERVICES GROUP LIMITED
- PIMLICO PLUMBERS LIMITED
- BERKS INSULATION LIMITED
- AERMEC UK LIMITED
Industry overview: 42,196 active companies in SIC 43220
Other active companies registered at ME2 2LT
Related guides
About CompanyStack
CompanyStack turns Companies House records into answers you can act on: who a company is, who runs and owns it, whether it keeps up with its filings and how its finances are moving. Every figure traces back to a public record, and we say when a record is missing.
Sources for company pages: Companies House (register, accounts, officers, PSCs, charges and filings), The Gazette (company insolvency notices only), the ONS Postcode Directory, official sanctions lists, including those of the UK (with UN designations), the EU, the US, Canada, Australia, New Zealand and France, and copies taken in April 2026 of the ICO register, the Charity Commission, CQC, Ofsted, Food Standards Agency and Environment Agency registers. Contains public sector information licensed under the Open Government Licence v3.0. CompanyStack is not affiliated with or endorsed by Companies House.
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Use this data
Official register entry: CLEAN ROOM CONSTRUCTION LIMITED on Companies House.
Developers can fetch this profile as JSON with GET https://api.companystack.co.uk/company/01176933 — see the API documentation and pricing.