- Company number
- 16554589
- Incorporated
- 1 Jul 20251 year trading
- Registered office
- 53 Crayford Way, Crayford, London, DA1 4JY
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Other specialised construction activities n.e.c.
Blue Sky Structures Ltd is a 1-year-old private limited company registered in London, company number 16554589, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 30 April 2028, and the CT600 for the period to 31 July 2027 is due at HMRC on 31 July 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 July 2026, as filed at Companies House.
Where Blue Sky Structures Ltd is registered
The registered office is in London (DA1), in the Bexley local authority area, London. Show DA1 4JY on a map.
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What happens if Blue Sky Structures 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 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2028 to 31 May 2028 | £150 |
| 1 to 3 months late | 1 Jun 2028 to 31 Jul 2028 | £375 |
| 3 to 6 months late | 1 Aug 2028 to 31 Oct 2028 | £750 |
| More than 6 months late | From 1 Nov 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
- 16554589
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 July 2025 (1 year ago)
- Registered office
- 53 Crayford Way, Crayford, London, DA1 4JY
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2026
- Last confirmation statement
- 30 June 2026
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.
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Other active building contractors registered in London.
- Blue Star Advisory Consultants Limited2025
- Blue Star Roofing Ltd2023
- Blue Zone Builders Ltd2025
- Blue1 Wave Limited2024
- Bluebirds Spaces Limited2022
- Blueframe Ltd2019
- Blueparks Limited2008
- Blueprint Renovations LDN Ltd2025
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Blue Sky Structures Ltd's accounts due?
Blue Sky Structures Ltd's next accounts are due at Companies House by 30 April 2028 (in 566 days), covering the period to 31 July 2027.
When is Blue Sky Structures Ltd's CT600 due?
The CT600 for the period to 31 July 2027 is due at HMRC by 31 July 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2028.
Is Blue Sky Structures Ltd still trading?
Blue Sky Structures 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 Blue Sky Structures Ltd do?
Blue Sky Structures Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Other specialised construction activities n.e.c. (SIC 43999).
How old is Blue Sky Structures Ltd?
Blue Sky Structures Ltd was incorporated on 1 July 2025, 1 year ago.
What is the penalty if Blue Sky Structures 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 Blue Sky Structures 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.