- Company number
- 17272777
- Incorporated
- 10 Jun 2026
- Registered office
- Flat 2 83 Westbury Avenue, Wood Green, London, N22 6SA
- Nature of business
- Construction of domestic buildings
SLL Primebuild Ltd is a newly incorporated private limited company registered in London, company number 17272777, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 10 March 2028, and its first CT600 is due at HMRC on 9 June 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 SLL Primebuild Ltd is registered
The registered office is in London (N22), in the Haringey local authority area, London. Show N22 6SA on a map.
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- Tradepeople LtdGroundworks and demolition
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What happens if SLL Primebuild 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 10 March 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 11 Mar 2028 to 10 Apr 2028 | £150 |
| 1 to 3 months late | 11 Apr 2028 to 10 Jun 2028 | £375 |
| 3 to 6 months late | 11 Jun 2028 to 10 Sep 2028 | £750 |
| More than 6 months late | From 11 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2028 | £200 |
| 3 months late | 30 Sep 2028 | another £200 |
| 6 months late | 30 Dec 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 17272777
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 June 2026
- Registered office
- Flat 2 83 Westbury Avenue, Wood Green, London, N22 6SA
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 June (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.
- Slovak Construction Ltd2022
- SLS Builders Limited2005
- SLT Drylining Ltd2024
- SLV UK Group Ltd2026
- SM Construction Industrial Limited2021
- SM Fulham Builders Ltd2016
- SM Interior Solutions Ltd2019
- SM London Trade Ltd2025
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are SLL Primebuild Ltd's accounts due?
SLL Primebuild Ltd's next accounts are due at Companies House by 10 March 2028 (in 514 days), covering the period to 30 June 2027.
When is SLL Primebuild 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 9 June 2027, due by 9 June 2028, and one for the period to 30 June 2027, due by 30 June 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is SLL Primebuild Ltd still trading?
SLL Primebuild 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 SLL Primebuild Ltd do?
SLL Primebuild Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is SLL Primebuild Ltd?
SLL Primebuild Ltd was incorporated on 10 June 2026, less than a year ago.
What is the penalty if SLL Primebuild 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 SLL Primebuild 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.