Plumbio Ltd
- Company number
- 17088781
- Incorporated
- 12 Mar 2026
- Registered office
- 17 Cottonworks House, 111 Seven Sisters Road, London, N7 7FN
- Nature of business
- Plumbing, heat and air-conditioning installation; Other service activities n.e.c.
Plumbio Ltd is a newly incorporated private limited company registered in London, company number 17088781, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 12 December 2027, and its first CT600 is due at HMRC on 11 March 2028.
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.
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Where Plumbio Ltd is registered
The registered office is in London (N7), in the Islington local authority area, London. Show N7 7FN on a map.
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What happens if Plumbio 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 12 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 13 Dec 2027 to 12 Jan 2028 | £150 |
| 1 to 3 months late | 13 Jan 2028 to 12 Mar 2028 | £375 |
| 3 to 6 months late | 13 Mar 2028 to 12 Jun 2028 | £750 |
| More than 6 months late | From 13 Jun 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
- 17088781
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 March 2026
- Registered office
- 17 Cottonworks House, 111 Seven Sisters Road, London, N7 7FN
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other service activities n.e.c. (SIC 96090) - Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
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.
- Plumbology Ltd2012
- Plumbperfection Ltd2024
- Plumbstargas Ltd2026
- Plumbstow Ltd2023
- Plumbtherm Systems Ltd2026
- Plumbwise Plumbing Services Limited2012
- Plumbworxc Ltd2020
- Plumko (UK) Limited2009
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Plumbio Ltd's accounts due?
Plumbio Ltd's next accounts are due at Companies House by 12 December 2027 (in 425 days), covering the period to 31 March 2027.
When is Plumbio 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 11 March 2027, due by 11 March 2028, and one for the period to 31 March 2027, due by 31 March 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Plumbio Ltd still trading?
Plumbio 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 Plumbio Ltd do?
Plumbio Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other service activities n.e.c. (SIC 96090).
How old is Plumbio Ltd?
Plumbio Ltd was incorporated on 12 March 2026, less than a year ago.
What is the penalty if Plumbio 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 Plumbio 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.