- Companies
- Plumbers and heating engineers
- Bolton
- Eco4 Solar Insulation Ltd
Eco4 Solar Insulation Ltd
- Company number
- 16828427
- Incorporated
- 3 Nov 2025
- Registered office
- 13 Joseph Street, Bolton, United Kingdom, BL4 7LH
- Nature of business
- Plumbing, heat and air-conditioning installation
Eco4 Solar Insulation Ltd is a newly incorporated private limited company registered in Bolton, company number 16828427, one of 207 plumbing and heating companies in Bolton. Its next accounts are due at Companies House on 3 August 2027, and its first CT600 is due at HMRC on 2 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.
Is this your company?
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Where Eco4 Solar Insulation Ltd is registered
The registered office is in Bolton (BL4), in the Bolton local authority area, North West. Show BL4 7LH on a map.
Other trade companies in BL4
- Swish Motor Company LtdMotor traders
- NW Property Construction LtdBuilders
- Rey Complete Motor Works LtdMechanics and garages
- Malwa Scaffolding LtdBuilders
- BMBW Holdings LtdProperty developers
- S.H Masterson LtdBuilders
- Auto Clutch Specialists LimitedMechanics and garages
- CWH Electrical LtdElectricians
Also registered at this address
2 other companies use the same registered office as Eco4 Solar Insulation Ltd.
- Eco4 Maintenance Services LtdBuilders
- Eco4 Solar Solutions LtdBuilders
What happens if Eco4 Solar Insulation 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 3 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 4 Aug 2027 to 3 Sep 2027 | £150 |
| 1 to 3 months late | 4 Sep 2027 to 3 Nov 2027 | £375 |
| 3 to 6 months late | 4 Nov 2027 to 3 Feb 2028 | £750 |
| More than 6 months late | From 4 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
- 16828427
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 November 2025
- Registered office
- 13 Joseph Street, Bolton, United Kingdom, BL4 7LH
- 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 Bolton
Other active plumbing and heating companies registered in Bolton.
- Ecoheat Northwest Limited2013
- Ellesmere Engineering Co.Limited1952
- Enviro Heating & Plumbing Services Ltd2002
- Envirocool HVAC Services Ltd2016
- Excel PHG Limited2016
- Flow Heat Plumbing & Heating Ltd2026
- G Taylor Plumbing & Heating Ltd2022
- G.J.H. Thermal Solutions Limited2017
All plumbing and heating companies in Bolton · All trades in Bolton · Plumbers and heating engineers across the UK
Frequently asked questions
When are Eco4 Solar Insulation Ltd's accounts due?
Eco4 Solar Insulation Ltd's next accounts are due at Companies House by 3 August 2027 (in 294 days), covering the period to 30 November 2026.
When is Eco4 Solar Insulation 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 2 November 2026, due by 2 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 Eco4 Solar Insulation Ltd still trading?
Eco4 Solar Insulation 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 Eco4 Solar Insulation Ltd do?
Eco4 Solar Insulation Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Eco4 Solar Insulation Ltd?
Eco4 Solar Insulation Ltd was incorporated on 3 November 2025, less than a year ago.
What is the penalty if Eco4 Solar Insulation 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 Eco4 Solar Insulation 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.