- Companies
- Plumbers and heating engineers
- London
- Bermondsey Ductwork Limited
Bermondsey Ductwork Limited
- Company number
- 14565075
- Incorporated
- 2 Jan 20233 years trading
- Registered office
- 76 Kirby Estate 76 Kirby Estate, Sourthwark Park Road, London, SE16 2EF
- Nature of business
- Plumbing, heat and air-conditioning installation
Bermondsey Ductwork Limited is a 3-year-old private limited company registered in London, company number 14565075, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £4,154 (+5.8%) on the year before, to £76K.
- Current assets of £80K against £16K owed within a year: 5.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £76K | £80K | £16K | 1 | |
| 31 Jan 2024 | £72K | £96K | £32K | 1 |
Where Bermondsey Ductwork Limited is registered
The registered office is in London (SE16), in the Southwark local authority area, London. Show SE16 2EF on a map.
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What happens if Bermondsey Ductwork Limited 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 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
- 14565075
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 January 2023 (3 years ago)
- Registered office
- 76 Kirby Estate 76 Kirby Estate, Sourthwark Park Road, London, SE16 2EF
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 1 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.
- Berncool Ltd2020
- Bert's Build Co. Ltd2025
- Bespoke Heat Pump Systems Ltd2021
- Bespoke Heating and Cooling Ltd2026
- Bespoke Temperature Solutions Ltd2026
- Better Gas Ltd2019
- Better Home Supplies Limited2016
- Bexley Renewables Ltd2026
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Bermondsey Ductwork Limited's accounts due?
Bermondsey Ductwork Limited's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is Bermondsey Ductwork Limited's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Bermondsey Ductwork Limited still trading?
Bermondsey Ductwork Limited 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 Bermondsey Ductwork Limited do?
Bermondsey Ductwork Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Bermondsey Ductwork Limited?
Bermondsey Ductwork Limited was incorporated on 2 January 2023, 3 years ago.
What is the penalty if Bermondsey Ductwork Limited 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 Bermondsey Ductwork Limited 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.