- Companies
- Property developers
- Orpington
- Ironstone Ltd
Ironstone Ltd
- Company number
- 16079053
- Incorporated
- 14 Nov 20241 year trading
- Registered office
- 4A Fairway, Petts Wood, Orpington, BR5 1EG
- Nature of business
- Development of building projects; Buying and selling of own real estate; Other letting and operating of own or leased real estate; Management of real estate on a fee or contract basis
Ironstone Ltd is a 1-year-old private limited company registered in Orpington, company number 16079053, one of 126 property development companies in Orpington. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 December 2025, as filed at Companies House.
Where Ironstone Ltd is registered
The registered office is in Orpington (BR5), in the Bromley local authority area, London. Show BR5 1EG on a map.
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Also registered at this address
11 other companies use the same registered office as Ironstone Ltd.
- 21 13 Projects LtdFinishing trades
- DVS Technology LimitedMachinery repair and installation
- Firetec Contracts LtdInstallers
- Ironstone Freeholds LtdProperty developers
- Ironstone Real Estate LtdProperty developers
- MN25 LtdProperty developers
- MT25 LtdProperty developers
- Newberry's Painting & Decorating LimitedPainters and decorators
- The Ironstone Collective LtdProperty developers
- The Portobello Portfolio LtdProperty developers
- Tiletec Contracts LimitedFloor and wall tilers
What happens if Ironstone 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 16079053
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 November 2024 (1 year ago)
- Registered office
- 4A Fairway, Petts Wood, Orpington, BR5 1EG
- Nature of business
- Development of building projects (SIC 41100)
Buying and selling of own real estate (SIC 68100)
Other letting and operating of own or leased real estate (SIC 68209)
Management of real estate on a fee or contract basis (SIC 68320) - Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 13 November 2025
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Orpington
Other active property development companies registered in Orpington.
- Ironstone Real Estate Ltd2024
- J Dyer Carpentry Ltd2019
- Jdcreations Limited2018
- Just Simple Geoffrey RD Ltd2023
- Just Simple Lambeth Ltd2021
- Karban Limited2025
- Kent Building and Renewables Ltd2026
- Knole Homes (Bourne End) Ltd2013
All property development companies in Orpington · All trades in Orpington · Property developers across the UK
Frequently asked questions
When are Ironstone Ltd's accounts due?
Ironstone Ltd's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Ironstone Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Ironstone Ltd still trading?
Ironstone 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 Ironstone Ltd do?
Ironstone Ltd is registered under Development of building projects (SIC 41100); Buying and selling of own real estate (SIC 68100); Other letting and operating of own or leased real estate (SIC 68209); Management of real estate on a fee or contract basis (SIC 68320).
How old is Ironstone Ltd?
Ironstone Ltd was incorporated on 14 November 2024, 1 year ago.
What is the penalty if Ironstone 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 Ironstone 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.