- Companies
- Machinery repair and installation
- London
- S&T Maintenance Services Ltd
S&T Maintenance Services Ltd
- Company number
- 12942568
- Incorporated
- 12 Oct 20206 years trading
- Registered office
- 226-228 King Street, London, W6 0RA
- Nature of business
- Installation of industrial machinery and equipment; Other engineering activities; Other building and industrial cleaning activities
S&T Maintenance Services Ltd is a 6-year-old private limited company registered in London, company number 12942568, one of 1,743 machinery repair and installation companies in London. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 £113K (+28.9%) on the year before, to £505K.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £1M against £588K owed within a year: 1.8 times cover.
- 15 employees on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £505K | £145K | £1M | £588K | 15 |
| 31 Oct 2024 | £392K | £316K | £560K | £217K | 15 |
| 31 Oct 2023 | £120K | £157K | £234K | £146K | 0 |
| 31 Oct 2022 | £120K | £132K | £348K | £251K | 7 |
| 31 Oct 2021 | £69K | £147K | £311K | £242K | 7 |
Where S&T Maintenance Services Ltd is registered
The registered office is in London (W6), in the Hammersmith and Fulham local authority area, London. Show W6 0RA on a map.
Other trade companies in W6
- Goldhawk Contractors LtdInstallers
- Glow Trading LtdCleaning companies
- Element 4 Construction LtdFinishing trades
- Deluxe Partners LtdCleaning companies
- Starline Motors LimitedMotor traders
- Piotr Olechno Decorator LtdPainters and decorators
- PHJ Construction LtdBuilders
- Tribesell Motors LimitedMotor traders
Also registered at this address
12 other companies use the same registered office as S&T Maintenance Services Ltd.
- Dominic Developments LtdProperty developers
- Dunne & Dusted LtdCleaning companies
- FPS Building Solutions LtdProperty developers
- Gala Building & Maintenance LtdCivil engineering
- Green Space Building Contractor LtdBuilders
- Ken Chamera CBS LimitedBuilders
- KMBT Cleaning Services LtdCleaning companies
- Lift Complex LtdInstallers
- Malbuild LtdBuilders
- Pentagon Property Maintenance LimitedFinishing trades
- Perfect Cube Space Construction LtdProperty developers
- Pro Construct LtdProperty developers
What happens if S&T Maintenance Services 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 31 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 12942568
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 October 2020 (6 years ago)
- Registered office
- 226-228 King Street, London, W6 0RA
- Nature of business
- Installation of industrial machinery and equipment (SIC 33200)
Other engineering activities (SIC 71129)
Other building and industrial cleaning activities (SIC 81229) - Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 11 October 2025
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in London
Other active machinery repair and installation companies registered in London.
- S.A.A. Secure Automatic Access Ltd2018
- S.K Catering Equipment's Ltd2020
- S.Tribbeck Ltd2021
- S2 Kensington Repairs Ltd2022
- Sa Accesories Ltd2019
- Sa Aviation Consulting Ltd2026
- Sa Electronics Limited2019
- Safeguard Maintenance Ltd2026
All machinery repair and installation companies in London · All trades in London · Machinery repair and installation across the UK
Frequently asked questions
When are S&T Maintenance Services Ltd's accounts due?
S&T Maintenance Services Ltd's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is S&T Maintenance Services Ltd's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is S&T Maintenance Services Ltd still trading?
S&T Maintenance Services 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 S&T Maintenance Services Ltd do?
S&T Maintenance Services Ltd is registered under Installation of industrial machinery and equipment (SIC 33200); Other engineering activities (SIC 71129); Other building and industrial cleaning activities (SIC 81229).
How old is S&T Maintenance Services Ltd?
S&T Maintenance Services Ltd was incorporated on 12 October 2020, 6 years ago.
What is the penalty if S&T Maintenance Services 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 S&T Maintenance Services 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.