- Company number
- 11497609
- Incorporated
- 2 Aug 20188 years trading
- Registered office
- 4 Chatfield Road, Slough, SL2 1SE
- Nature of business
- Construction of commercial buildings
S.M UK Constructions Limited is a 8-year-old private limited company registered in Slough, company number 11497609, one of 683 building contractors in Slough. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £166K (+52.5%) on the year before, to £482K.
- Net assets rose in 5 of 6 year-on-year comparisons on record.
- Current assets of £704K against £235K owed within a year: 3.0 times cover.
- 4 employees on average, up from -4 the year before.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £482K | £704K | £235K | 4 | |
| 31 Jul 2024 | £316K | £417K | £115K | -4 | |
| 31 Jul 2023 | £185K | £251K | £71K | -4 | |
| 31 Jul 2022 | £117K | £135K | £23K | -1 | |
| 31 Aug 2021 | £71K | £82K | £14K | -2 | |
| 31 Aug 2020 | £635 | £5,699 | £5,704 | 0 | |
| 31 Aug 2019 | £1,268 | £965 | £517 | 0 |
Where S.M UK Constructions Limited is registered
The registered office is in Slough (SL2), in the Slough local authority area, South East. Show SL2 1SE on a map.
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What happens if S.M UK Constructions Limited 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 11497609
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 August 2018 (8 years ago)
- Registered office
- 4 Chatfield Road, Slough, SL2 1SE
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 29 July 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.
Similar companies in Slough
Other active building contractors registered in Slough.
- Saab Fast Build Ltd2026
- Sahay Construction Ltd2024
- Sambhi Construction Limited2024
- Sandhu Building Works Ltd2026
- Sandhu Construction and Services Ltd2026
- Sandhu Construction1 Ltd2023
- Sandu Construct Ltd2026
- Sanjeev Kumar Ltd2025
All building contractors in Slough · All trades in Slough · Builders across the UK
Frequently asked questions
When are S.M UK Constructions Limited's accounts due?
S.M UK Constructions Limited's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.
When is S.M UK Constructions Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is S.M UK Constructions Limited still trading?
S.M UK Constructions Limited is listed as active on the Companies House register (checked 12 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 S.M UK Constructions Limited do?
S.M UK Constructions Limited is registered under Construction of commercial buildings (SIC 41201).
How old is S.M UK Constructions Limited?
S.M UK Constructions Limited was incorporated on 2 August 2018, 8 years ago.
What is the penalty if S.M UK Constructions Limited 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 S.M UK Constructions Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.