- Companies
- Plumbers and heating engineers
- Enfield
- Solmar Engineer Ltd
Solmar Engineer Ltd
- Company number
- 13972934
- Incorporated
- 13 Mar 20224 years trading
- Registered office
- 5 Weston Road, Enfield, EN2 0QD
- Nature of business
- Plumbing, heat and air-conditioning installation; Other construction installation; Other building completion and finishing
Solmar Engineer Ltd is a 4-year-old private limited company registered in Enfield, company number 13972934, one of 94 plumbing and heating companies in Enfield. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 down £203 (-1.1%) on the year before, to £18K.
- Current assets of £23K against £11K owed within a year: 2.1 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £18K | £23K | £11K | 1 | |
| 31 Mar 2024 | £18K | £22K | £12K | 2 | |
| 31 Mar 2023 | £14K | £14K | £6,531 | 2 |
Where Solmar Engineer Ltd is registered
The registered office is in Enfield (EN2), in the Enfield local authority area, London. Show EN2 0QD on a map.
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- Global Plant and Construction LtdProperty developers
- Bmap LtdFinishing trades
- MK Decorator (London) LtdPainters and decorators
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- Alc Maintenance LtdMachinery repair and installation
What happens if Solmar Engineer 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 13972934
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 March 2022 (4 years ago)
- Registered office
- 5 Weston Road, Enfield, EN2 0QD
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290)
Other building completion and finishing (SIC 43390) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 12 March 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 Enfield
Other active plumbing and heating companies registered in Enfield.
- Southampton Cleaning & Property Care Limited2026
- Splendid Fridge and Air Conditioning Ltd2020
- Ssa Plumbing & Heating Limited2026
- Stortford Boiler Solution Ltd2024
- Ten10 Plumbing & Heating Ltd2026
- Thrassos Ltd2018
- TJJM Services Limited2025
- Tootell’S Heating Limited2025
All plumbing and heating companies in Enfield · All trades in Enfield · Plumbers and heating engineers across the UK
Frequently asked questions
When are Solmar Engineer Ltd's accounts due?
Solmar Engineer Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Solmar Engineer Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Solmar Engineer Ltd still trading?
Solmar Engineer 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 Solmar Engineer Ltd do?
Solmar Engineer Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290); Other building completion and finishing (SIC 43390).
How old is Solmar Engineer Ltd?
Solmar Engineer Ltd was incorporated on 13 March 2022, 4 years ago.
What is the penalty if Solmar Engineer 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 Solmar Engineer 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.