- Companies
- Installers
- Doncaster
- Ecoclad Thermal Insulation Ltd
Ecoclad Thermal Insulation Ltd
- Company number
- 16881005
- Incorporated
- 28 Nov 2025
- Registered office
- 55 Milton Road, Branton, Doncaster, DN3 3NX
- Nature of business
- Other construction installation
Ecoclad Thermal Insulation Ltd is a newly incorporated private limited company registered in Doncaster, company number 16881005, one of 128 installation companies (insulation, lifts, shutters and similar) in Doncaster. Its next accounts are due at Companies House on 28 August 2027, and its first CT600 is due at HMRC on 27 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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Where Ecoclad Thermal Insulation Ltd is registered
The registered office is in Doncaster (DN3), in the Doncaster local authority area, Yorkshire and The Humber. Show DN3 3NX on a map.
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What happens if Ecoclad Thermal 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 28 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Aug 2027 to 28 Sep 2027 | £150 |
| 1 to 3 months late | 29 Sep 2027 to 28 Nov 2027 | £375 |
| 3 to 6 months late | 29 Nov 2027 to 28 Feb 2028 | £750 |
| More than 6 months late | From 29 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
- 16881005
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 November 2025
- Registered office
- 55 Milton Road, Branton, Doncaster, DN3 3NX
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 30 November (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Doncaster
Other active installation companies (insulation, lifts, shutters and similar) registered in Doncaster.
- Evarko Limited2009
- F B Property Maintenance (Doncaster) Ltd2026
- Fabricat (Ireland) Limited2009
- Fairfield Fencing Limited2022
- Fast Solar Ltd2026
- Fastline Services Ltd2016
- Fei Systems Ltd2024
- Fireholt Ltd2026
All installation companies (insulation, lifts, shutters and similar) in Doncaster · All trades in Doncaster · Installers across the UK
Frequently asked questions
When are Ecoclad Thermal Insulation Ltd's accounts due?
Ecoclad Thermal Insulation Ltd's next accounts are due at Companies House by 28 August 2027 (in 319 days), covering the period to 30 November 2026.
When is Ecoclad Thermal 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 27 November 2026, due by 27 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 Ecoclad Thermal Insulation Ltd still trading?
Ecoclad Thermal 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 Ecoclad Thermal Insulation Ltd do?
Ecoclad Thermal Insulation Ltd is registered under Other construction installation (SIC 43290).
How old is Ecoclad Thermal Insulation Ltd?
Ecoclad Thermal Insulation Ltd was incorporated on 28 November 2025, less than a year ago.
What is the penalty if Ecoclad Thermal 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 Ecoclad Thermal 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.