- Company number
- 05802269
- Incorporated
- 2 May 200620 years trading
- Registered office
- 47 Alexandra Avenue, Sutton, SM1 2PA
- Nature of business
- Construction of commercial buildings
STS Building Limited is a 20-year-old private limited company registered in Sutton, company number 05802269, one of 236 building contractors in Sutton. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 down £1,228 (-23.5%) on the year before, to £3,990.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £31K against £28K owed within a year: 1.1 times cover.
- 3 employees on average, up from 1 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £3,990 | £29K | £31K | £28K | 3 |
| 31 May 2024 | £5,218 | £32K | £32K | £25K | 1 |
| 31 May 2023 | £1,153 | £35K | £35K | £28K | 1 |
| 31 May 2022 | £56 | £14K | £23K | £14K | 1 |
| 31 May 2021 | £8,080 | £33K | £35K | £12K | 1 |
| 31 May 2020 | £7,214 | £14K | £20K | £13K | 1 |
| 31 May 2019 | £6,090 | £13K | £20K | £15K | 1 |
| 31 May 2018 | £5,566 | £8,728 | £15K | £10K | 1 |
| 31 May 2017 | £5,081 | £14K | £19K | £15K | 1 |
| 31 May 2016 | £4,594 | £17K | £24K | £20K |
Where STS Building Limited is registered
The registered office is in Sutton (SM1), in the Sutton local authority area, London. Show SM1 2PA on a map.
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- Pivotal Cleaning LtdCleaning companies
- Patchs Builder LimitedFinishing trades
- Leo Windows LimitedGlaziers
- MJG Motorworks LtdMechanics and garages
- Macgregor Landscapes and Gardens LtdLandscapers and gardeners
What happens if STS Building 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 05802269
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 May 2006 (20 years ago)
- Registered office
- 47 Alexandra Avenue, Sutton, SM1 2PA
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 5 April 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 Sutton
Other active building contractors registered in Sutton.
- Sutton Builders Ltd2021
- SV&LV Ltd2010
- Svelte Group Limited2025
- SW Decorating Ltd2015
- T&J Ottewill Roofing & Construction Ltd2026
- Talbot Park Developments Ltd2024
- Teixeira Refurbishment (Sutton) Ltd2011
- The Britstatus Company Ltd2021
All building contractors in Sutton · All trades in Sutton · Builders across the UK
Frequently asked questions
When are STS Building Limited's accounts due?
STS Building Limited's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is STS Building Limited's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is STS Building Limited still trading?
STS Building Limited 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 STS Building Limited do?
STS Building Limited is registered under Construction of commercial buildings (SIC 41201).
How old is STS Building Limited?
STS Building Limited was incorporated on 2 May 2006, 20 years ago.
What is the penalty if STS Building 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 STS Building Limited 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.