- Companies
- Plumbers and heating engineers
- Cambridge
- Cambridge Clean Heat Ltd
Cambridge Clean Heat Ltd
- Company number
- 16285105
- Incorporated
- 1 Mar 20251 year trading
- Registered office
- 61 Windmill Close, Over, Cambridge, CB24 5QF
- Nature of business
- Plumbing, heat and air-conditioning installation
Cambridge Clean Heat Ltd is a 1-year-old private limited company registered in Cambridge, company number 16285105, one of 105 plumbing and heating companies in Cambridge. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 March 2026, as filed at Companies House.
Where Cambridge Clean Heat Ltd is registered
The registered office is in Cambridge (CB24), in the South Cambridgeshire local authority area, East of England. Show CB24 5QF on a map.
Other trade companies in CB24
- Pro Radiant Cleaners LtdCleaning companies
- C Smith Engineering LtdMachinery repair and installation
- Mykin LimitedElectricians
- A & A Land Development LimitedBuilders
- Menzies Repairs LtdSpecialist contractors
- Adc Mechanical LtdMachinery repair and installation
- Cam Glow Cleaning LimitedCleaning companies
- Majestic Sequoia Group LtdCleaning companies
What happens if Cambridge Clean Heat Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 31 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 16285105
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 March 2025 (1 year ago)
- Registered office
- 61 Windmill Close, Over, Cambridge, CB24 5QF
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 28 February 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Cambridge
Other active plumbing and heating companies registered in Cambridge.
- Cambridge Climate Solutions Ltd2025
- Cambridge Gas & Heating Solutions Limited2013
- Cambridge Heating & Cooling Limited2026
- Cambridge Heating Solutions Limited2005
- Cambs Heating Limited2017
- CB1 Plumbing & Heating Ltd2018
- Champion Plumbing & Heating Services Ltd2017
- Childs Plumbing and Heating Limited2015
All plumbing and heating companies in Cambridge · All trades in Cambridge · Plumbers and heating engineers across the UK
Frequently asked questions
When are Cambridge Clean Heat Ltd's accounts due?
Cambridge Clean Heat Ltd's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is Cambridge Clean Heat Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Cambridge Clean Heat Ltd still trading?
Cambridge Clean Heat Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Cambridge Clean Heat Ltd do?
Cambridge Clean Heat Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Cambridge Clean Heat Ltd?
Cambridge Clean Heat Ltd was incorporated on 1 March 2025, 1 year ago.
What is the penalty if Cambridge Clean Heat Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Cambridge Clean Heat Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.