- Companies
- Plumbers and heating engineers
- London
- Jemm Solutions & Co Ltd
Jemm Solutions & Co Ltd
- Company number
- 15426963
- Incorporated
- 19 Jan 20242 years trading
- Registered office
- Flat 7 Danby House, 68 Bruckner Street, London, W10 4EX
- Nature of business
- Plumbing, heat and air-conditioning installation; Other engineering activities
Jemm Solutions & Co Ltd is a 2-year-old private limited company registered in London, company number 15426963, 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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Financial snapshot, 2025
From the balance sheet at 31 January 2025, as filed at Companies House.
Where Jemm Solutions & Co Ltd is registered
The registered office is in London (W10), in the Westminster local authority area, London. Show W10 4EX on a map.
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- Tornado Cleans LtdCleaning companies
- A A Healy LtdJoiners and carpenters
- Norvexis Holdings LtdProperty developers
What happens if Jemm Solutions & Co 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 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
- 15426963
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 January 2024 (2 years ago)
- Registered office
- Flat 7 Danby House, 68 Bruckner Street, London, W10 4EX
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other engineering activities (SIC 71129) - Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 18 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.
- Jennings HVAC & Renewables Ltd2026
- Jennings Plumbing & Property Maintenance Ltd2026
- Jensen Property Maintenance Ltd2021
- Jess Plumbing and Gas Ltd2022
- Jfwplumbing Limited2025
- Jiah Diz Services Limited2022
- JJK Contractors Ltd2025
- JJK Gas Services Ltd2025
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Jemm Solutions & Co Ltd's accounts due?
Jemm Solutions & Co Ltd's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is Jemm Solutions & Co Ltd'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 Jemm Solutions & Co Ltd still trading?
Jemm Solutions & Co 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 Jemm Solutions & Co Ltd do?
Jemm Solutions & Co Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other engineering activities (SIC 71129).
How old is Jemm Solutions & Co Ltd?
Jemm Solutions & Co Ltd was incorporated on 19 January 2024, 2 years ago.
What is the penalty if Jemm Solutions & Co 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 Jemm Solutions & Co 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.