- Companies
- Plumbers and heating engineers
- London
- Sage Plumbers Limited
Sage Plumbers Limited
- Company number
- 15479331
- Incorporated
- 10 Feb 20242 years trading
- Registered office
- 34 Mayton Street, London, N7 6QR
- Nature of business
- Plumbing, heat and air-conditioning installation
Sage Plumbers Limited is a 2-year-old private limited company registered in London, company number 15479331, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Where Sage Plumbers Limited is registered
The registered office is in London (N7), in the Islington local authority area, London. Show N7 6QR on a map.
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What happens if Sage Plumbers 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 15479331
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 February 2024 (2 years ago)
- Registered office
- 34 Mayton Street, London, N7 6QR
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 29 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 9 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 London
Other active plumbing and heating companies registered in London.
- Saif Home Ltd2021
- Saints Plumbing & Heating Ltd2026
- Salisbury Plumbing & Heating Ltd2022
- Sam Collar Plumbing & Heating Ltd2023
- Sam Taylor Plumbing and Heating Ltd2022
- Samandi Plumbing & Heating Ltd2020
- Sammy Heating & Plumbing Ltd2026
- Sammy's Plumbing and Heating Ltd2025
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Sage Plumbers Limited's accounts due?
Sage Plumbers Limited's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is Sage Plumbers Limited's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Sage Plumbers Limited still trading?
Sage Plumbers 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 Sage Plumbers Limited do?
Sage Plumbers Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Sage Plumbers Limited?
Sage Plumbers Limited was incorporated on 10 February 2024, 2 years ago.
What is the penalty if Sage Plumbers 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 Sage Plumbers 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.