- Companies
- Finishing trades
- Wallington
- SJW Mech Ltd
SJW Mech Ltd
- Company number
- 14960638
- Incorporated
- 26 Jun 20233 years trading
- Registered office
- Parker House, 44 Stafford Road, Wallington, Surrey, SM6 9AA
- Nature of business
- Other building completion and finishing
SJW Mech Ltd is a 3-year-old private limited company registered in Wallington, company number 14960638, one of 41 building finishing companies in Wallington. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 £27K (+309%) on the year before, to £36K.
- Current assets of £48K against £12K owed within a year: 4.2 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £36K | £48K | £12K | 2 | |
| 30 Jun 2024 | £8,888 | £23K | £14K | 2 |
Where SJW Mech Ltd is registered
The registered office is in Wallington (SM6), in the Sutton local authority area, London. Show SM6 9AA on a map.
Other trade companies in SM6
- Lno Construction LtdFinishing trades
- Hqa Renovation and Solutions LtdInstallers
- Averion Homes & Developments LtdProperty developers
- A&S Property Developer (London) LtdProperty developers
- Goready Mobile Tyres LtdMechanics and garages
- Burden Developments LimitedProperty developers
- Foxcontrolsolutions LtdElectricians
- Stelmac Design & Build LtdBuilders
Shared registered office
35 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if SJW Mech 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 14960638
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 June 2023 (3 years ago)
- Registered office
- Parker House, 44 Stafford Road, Wallington, Surrey, SM6 9AA
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 27 October 2025
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Wallington
Other active building finishing companies registered in Wallington.
- Taylormade Facilities Management Limited2022
- TRS Sealants Ltd2020
- Ubl Services Ltd2025
- W B Merrett & Son Limited2019
- W&N Property Services Ltd2014
- Wai Multiservices Ltd2024
- WPM Building and Maintenance Ltd2011
- Aa Building Contractors Ltd2015
All building finishing companies in Wallington · All trades in Wallington · Finishing trades across the UK
Frequently asked questions
When are SJW Mech Ltd's accounts due?
SJW Mech Ltd's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is SJW Mech Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is SJW Mech Ltd still trading?
SJW Mech 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 SJW Mech Ltd do?
SJW Mech Ltd is registered under Other building completion and finishing (SIC 43390).
How old is SJW Mech Ltd?
SJW Mech Ltd was incorporated on 26 June 2023, 3 years ago.
What is the penalty if SJW Mech 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 SJW Mech 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.