- Company number
- 10955189
- Incorporated
- 11 Sep 20179 years trading
- Registered office
- 37 Bradmore Way, Lower Earley, Reading, Berks, RG6 4DS
- Nature of business
- Construction of domestic buildings; Other building completion and finishing
The Smallfield Building Company Ltd is a 9-year-old private limited company registered in Reading, company number 10955189, one of 426 building contractors in Reading. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Where The Smallfield Building Company Ltd is registered
The registered office is in Reading (RG6), in the Wokingham local authority area, South East. Show RG6 4DS on a map.
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What happens if The Smallfield Building Company 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 10955189
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 September 2017 (9 years ago)
- Registered office
- 37 Bradmore Way, Lower Earley, Reading, Berks, RG6 4DS
- Nature of business
- Construction of domestic buildings (SIC 41202)
Other building completion and finishing (SIC 43390) - Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 23 October 2025
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 Reading
Other active building contractors registered in Reading.
- Thomas Fisher Homes Limited1999
- Tig Constructions Ltd2021
- Toms Home Improvements Limited2022
- Touissi Decoration Ltd2026
- Travis Trades Ltd2022
- Trio Building Company Ltd2013
- TTS Builders Ltd2011
- UK General Constructions Ltd2020
All building contractors in Reading · All trades in Reading · Builders across the UK
Frequently asked questions
When are The Smallfield Building Company Ltd's accounts due?
The Smallfield Building Company Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is The Smallfield Building Company Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is The Smallfield Building Company Ltd still trading?
The Smallfield Building Company 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 The Smallfield Building Company Ltd do?
The Smallfield Building Company Ltd is registered under Construction of domestic buildings (SIC 41202); Other building completion and finishing (SIC 43390).
How old is The Smallfield Building Company Ltd?
The Smallfield Building Company Ltd was incorporated on 11 September 2017, 9 years ago.
What is the penalty if The Smallfield Building Company 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 The Smallfield Building Company 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.