- Companies
- Plumbers and heating engineers
- Portsmouth
- JM Plumbing and Gas Limited
JM Plumbing and Gas Limited
- Company number
- 16856728
- Incorporated
- 14 Nov 2025
- Registered office
- 42 Winstanley Road, Portsmouth, PO2 8JT
- Nature of business
- Plumbing, heat and air-conditioning installation
JM Plumbing and Gas Limited is a newly incorporated private limited company registered in Portsmouth, company number 16856728, one of 141 plumbing and heating companies in Portsmouth. Its next accounts are due at Companies House on 14 August 2027, and its first CT600 is due at HMRC on 13 November 2027.
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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Who runs and owns JM Plumbing and Gas Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| J*** M*** | Director | Nov 2025 |
Person with significant control
Where JM Plumbing and Gas Limited is registered
The registered office is in Portsmouth (PO2), in the Portsmouth local authority area, South East. Show PO2 8JT on a map.
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What happens if JM Plumbing and Gas 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 14 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 15 Aug 2027 to 14 Sep 2027 | £150 |
| 1 to 3 months late | 15 Sep 2027 to 14 Nov 2027 | £375 |
| 3 to 6 months late | 15 Nov 2027 to 14 Feb 2028 | £750 |
| More than 6 months late | From 15 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 16856728
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 November 2025
- Registered office
- 42 Winstanley Road, Portsmouth, PO2 8JT
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 November (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 Portsmouth
Other active plumbing and heating companies registered in Portsmouth.
- JPH Plumbing and Heating Limited2022
- JT Plumbing and Renewables Ltd2018
- KDG Heating & Plumbing Services Ltd2023
- KGS Mechanical Limited2014
- KM Plumbing & Heating Ltd2016
- L.Dubisson Plumbing and Heating Ltd2022
- Lark Project Services Ltd2022
- Lustra Installs Ltd2023
All plumbing and heating companies in Portsmouth · All trades in Portsmouth · Plumbers and heating engineers across the UK
Frequently asked questions
When are JM Plumbing and Gas Limited's accounts due?
JM Plumbing and Gas Limited's next accounts are due at Companies House by 14 August 2027 (in 305 days), covering the period to 30 November 2026.
When is JM Plumbing and Gas Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 13 November 2026, due by 13 November 2027, and one for the period to 30 November 2026, due by 30 November 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is JM Plumbing and Gas Limited still trading?
JM Plumbing and Gas 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 JM Plumbing and Gas Limited do?
JM Plumbing and Gas Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is JM Plumbing and Gas Limited?
JM Plumbing and Gas Limited was incorporated on 14 November 2025, less than a year ago.
Who runs JM Plumbing and Gas Limited?
JM Plumbing and Gas Limited has 1 active director, the longest-serving appointed in Nov 2025. Their names and service addresses are on the Companies House register.
Who owns JM Plumbing and Gas Limited?
One person or company has significant control of JM Plumbing and Gas Limited: an individual (owns 75% or more of the shares).
What is the penalty if JM Plumbing and Gas 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 JM Plumbing and Gas 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.