- Companies
- Plumbers and heating engineers
- London
- Boilersafe Contractor Ltd
Boilersafe Contractor Ltd
- Company number
- 16173974
- Incorporated
- 9 Jan 20251 year trading
- Registered office
- 187 Kennington Road, London, SE11 6ST
- Nature of business
- Plumbing, heat and air-conditioning installation
Boilersafe Contractor Ltd is a 1-year-old private limited company registered in London, company number 16173974, one of 2,972 plumbing and heating companies in London. Companies House shows its accounts as overdue: they were due on 9 October 2026.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
Is this your company?
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Where Boilersafe Contractor Ltd is registered
The registered office is in London (SE11), in the Lambeth local authority area, London. Show SE11 6ST on a map.
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What happens if Boilersafe Contractor Ltd files late
If the accounts reach Companies House today, the late filing penalty is £150 (£300 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 10 Oct 2026 to 9 Nov 2026 | £150 |
| 1 to 3 months late | 10 Nov 2026 to 9 Jan 2027 | £375 |
| 3 to 6 months late | 10 Jan 2027 to 9 Apr 2027 | £750 |
| More than 6 months late | From 10 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 2028 | 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
- 16173974
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 January 2025 (1 year ago)
- Registered office
- 187 Kennington Road, London, SE11 6ST
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 8 January 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 London
Other active plumbing and heating companies registered in London.
- Boilersafe Gas Services Limited2019
- Boiling Point Gas Plumbing & Heating Ltd2022
- Boilus Heating & Plumbing Ltd2025
- Boleyn Plumbers Ltd2022
- Bonair Limited1989
- Bond Heating & Plumbing Services Ltd2026
- Bonded Solutions Ltd2024
- Boniasellic Ltd2025
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Boilersafe Contractor Ltd's accounts due?
Boilersafe Contractor Ltd's accounts were due at Companies House on 9 October 2026 and the register shows them as overdue.
When is Boilersafe Contractor Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 8 January 2026, due by 8 January 2027, and one for the period to 31 January 2026, due by 31 January 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Boilersafe Contractor Ltd still trading?
Boilersafe Contractor Ltd is listed as active on the Companies House register (checked 13 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 Boilersafe Contractor Ltd do?
Boilersafe Contractor Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Boilersafe Contractor Ltd?
Boilersafe Contractor Ltd was incorporated on 9 January 2025, 1 year ago.
What is the penalty if Boilersafe Contractor 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 Boilersafe Contractor Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.