- Companies
- Builders
- Northampton
- Solidset Interiors Ltd
Solidset Interiors Ltd
- Company number
- 17177543
- Incorporated
- 23 Apr 2026
- Registered office
- Newton House, Northampton Science Park Kings Park Road, Moulton Park, Northampton, NN3 6LG
- Nature of business
- Construction of domestic buildings
Solidset Interiors Ltd is a newly incorporated private limited company registered in Northampton, company number 17177543, one of 586 building contractors in Northampton. Its next accounts are due at Companies House on 23 January 2028, and its first CT600 is due at HMRC on 22 April 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 Solidset Interiors Ltd is registered
The registered office is in Northampton (NN3), in the West Northamptonshire local authority area, East Midlands. Show NN3 6LG on a map.
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Also registered at this address
1 other company uses the same registered office as Solidset Interiors Ltd.
- TM Services (Building & Renovations) LtdSpecialist contractors
What happens if Solidset Interiors 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 23 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 24 Jan 2028 to 23 Feb 2028 | £150 |
| 1 to 3 months late | 24 Feb 2028 to 23 Apr 2028 | £375 |
| 3 to 6 months late | 24 Apr 2028 to 23 Jul 2028 | £750 |
| More than 6 months late | From 24 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 17177543
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 April 2026
- Registered office
- Newton House, Northampton Science Park Kings Park Road, Moulton Park, Northampton, NN3 6LG
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 April (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 Northampton
Other active building contractors registered in Northampton.
- Spencer Developments Ltd2013
- SSL Plumbing & Heating (Midlands) Limited2025
- Stark Brickwork Group Ltd2022
- Stonewall Developments Northampton Ltd2025
- Strand-Build Ltd2019
- Stretch Vision Ltd2022
- Stroy Construction Ltd2020
- Swanswell Properties Limited2005
All building contractors in Northampton · All trades in Northampton · Builders across the UK
Frequently asked questions
When are Solidset Interiors Ltd's accounts due?
Solidset Interiors Ltd's next accounts are due at Companies House by 23 January 2028 (in 467 days), covering the period to 30 April 2027.
When is Solidset Interiors 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 22 April 2027, due by 22 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Solidset Interiors Ltd still trading?
Solidset Interiors 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 Solidset Interiors Ltd do?
Solidset Interiors Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Solidset Interiors Ltd?
Solidset Interiors Ltd was incorporated on 23 April 2026, less than a year ago.
What is the penalty if Solidset Interiors 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 Solidset Interiors 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.