- Company number
- 17486802
- Incorporated
- 28 Sep 2026
- Registered office
- 20 Kestrel Avenue, London, SE24 0EB
- Nature of business
- Construction of domestic buildings; Roofing activities
Iron Ridge Roofing and Construction Ltd is a newly incorporated private limited company registered in London, company number 17486802, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 28 June 2028, and its first CT600 is due at HMRC on 27 September 2028.
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 Iron Ridge Roofing and Construction Ltd is registered
The registered office is in London (SE24), in the Lambeth local authority area, London. Show SE24 0EB on a map.
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What happens if Iron Ridge Roofing and Construction 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 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Jun 2028 to 28 Jul 2028 | £150 |
| 1 to 3 months late | 29 Jul 2028 to 28 Sep 2028 | £375 |
| 3 to 6 months late | 29 Sep 2028 to 28 Dec 2028 | £750 |
| More than 6 months late | From 29 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 2029 | 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
- 17486802
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 September 2026
- Registered office
- 20 Kestrel Avenue, London, SE24 0EB
- Nature of business
- Construction of domestic buildings (SIC 41202)
Roofing activities (SIC 43910) - Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in London
Other active building contractors registered in London.
- Iron Span Group Ltd2026
- Irongate Construction Limited2025
- Ironpeak Builders Limited2025
- Ironside & Malone Design & Build 2 Limited2014
- Ironteam Construction Ltd2024
- Ironwood Services Ltd2025
- Irreda Plastering Limited2025
- Iruci Construction Ltd2023
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Iron Ridge Roofing and Construction Ltd's accounts due?
Iron Ridge Roofing and Construction Ltd's next accounts are due at Companies House by 28 June 2028 (in 623 days), covering the period to 30 September 2027.
When is Iron Ridge Roofing and Construction 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 September 2027, due by 27 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Iron Ridge Roofing and Construction Ltd still trading?
Iron Ridge Roofing and Construction 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 Iron Ridge Roofing and Construction Ltd do?
Iron Ridge Roofing and Construction Ltd is registered under Construction of domestic buildings (SIC 41202); Roofing activities (SIC 43910).
How old is Iron Ridge Roofing and Construction Ltd?
Iron Ridge Roofing and Construction Ltd was incorporated on 28 September 2026, less than a year ago.
What is the penalty if Iron Ridge Roofing and Construction 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 Iron Ridge Roofing and Construction 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.