- Companies
- Property developers
- Harrogate
- Keystone Build and Developments Ltd
Keystone Build and Developments Ltd
- Company number
- 17369054
- Incorporated
- 29 Jul 2026
- Registered office
- 32 Knox Way, Harrogate, HG1 3JL
- Nature of business
- Development of building projects; Construction of commercial buildings; Construction of domestic buildings; Site preparation
Keystone Build and Developments Ltd is a newly incorporated private limited company registered in Harrogate, company number 17369054, one of 197 property development companies in Harrogate. Its next accounts are due at Companies House on 29 April 2028, and its first CT600 is due at HMRC on 28 July 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 Keystone Build and Developments Ltd is registered
The registered office is in Harrogate (HG1), in the North Yorkshire local authority area, Yorkshire and The Humber. Show HG1 3JL on a map.
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What happens if Keystone Build and Developments 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 29 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 Apr 2028 to 29 May 2028 | £150 |
| 1 to 3 months late | 30 May 2028 to 29 Jul 2028 | £375 |
| 3 to 6 months late | 30 Jul 2028 to 29 Oct 2028 | £750 |
| More than 6 months late | From 30 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2028 | £200 |
| 3 months late | 31 Oct 2028 | another £200 |
| 6 months late | 31 Jan 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 17369054
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 July 2026
- Registered office
- 32 Knox Way, Harrogate, HG1 3JL
- Nature of business
- Development of building projects (SIC 41100)
Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Site preparation (SIC 43120) - Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
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 Harrogate
Other active property development companies registered in Harrogate.
- Kinstone Developments Limited2019
- Knightbury Limited2025
- Kris Stephenson Builders Limited2017
- Lanshaw Developments Limited2017
- Leekbrook Developments Limited2010
- Mallard Homes Construction Limited2017
- Maltby Group Ltd2019
- Mark Harding Ltd2017
All property development companies in Harrogate · All trades in Harrogate · Property developers across the UK
Frequently asked questions
When are Keystone Build and Developments Ltd's accounts due?
Keystone Build and Developments Ltd's next accounts are due at Companies House by 29 April 2028 (in 564 days), covering the period to 31 July 2027.
When is Keystone Build and Developments 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 28 July 2027, due by 28 July 2028, and one for the period to 31 July 2027, due by 31 July 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Keystone Build and Developments Ltd still trading?
Keystone Build and Developments 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 Keystone Build and Developments Ltd do?
Keystone Build and Developments Ltd is registered under Development of building projects (SIC 41100); Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Site preparation (SIC 43120).
How old is Keystone Build and Developments Ltd?
Keystone Build and Developments Ltd was incorporated on 29 July 2026, less than a year ago.
What is the penalty if Keystone Build and Developments 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 Keystone Build and Developments 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.