- Companies
- Electricians
- London
- S-Worx Mep Ltd
S-Worx Mep Ltd
- Company number
- 05613417
- Incorporated
- 4 Nov 200520 years trading
- Registered office
- 5TH Floor Marlow House, 1A Lloyd's Avenue, London, Greater London, EC3N 3AA
- Nature of business
- Electrical installation; Plumbing, heat and air-conditioning installation
S-Worx Mep Ltd is a 20-year-old private limited company registered in London, company number 05613417, one of 3,448 electrical contractors in London. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for S-Worx Mep LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £236K (+26.7%) on the year before, to £1.1M.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £3.7M against £2.6M owed within a year: 1.4 times cover.
- 8 employees on average, up from 7 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 |
|---|---|---|---|---|---|
| 30 Sep 2025 | £1.1M | £1.4M | £3.7M | £2.6M | 8 |
| 30 Sep 2024 | £885K | £1.2M | £3.7M | £2.8M | 7 |
| 30 Sep 2023 | £1.4M | £592K | £3.3M | £1.9M | 8 |
| 30 Sep 2022 | £953K | £574K | £3M | £2.1M | 8 |
| 31 May 2022 | £933K | £428K | £2.9M | £1.9M | 2 |
| 31 May 2021 | £818K | £1.1M | £2M | £1.2M | 3 |
| 31 May 2020 | £307K | £818K | £514K | 3 | |
| 30 Nov 2018 | £260K | £37K | £3.3M | £3M | |
| 30 Nov 2017 | £338K | £384K | £1.9M | £1.6M | 0 |
| 30 Nov 2016 | £102K | £810K | £708K |
Where S-Worx Mep Ltd is registered
The registered office is in London (EC3N), in the City of London local authority area, London. Show EC3N 3AA on a map.
Other trade companies in EC3N
- Greycoker LtdCleaning companies
- Practice Plus Group Property LtdProperty developers
- Forge and Source LtdFinishing trades
- Theobald Constructions Surrey LimitedFinishing trades
- Smartfix Hub LtdMachinery repair and installation
- Cleanthedust Specialized Cleaning Services LtdCleaning companies
- CM Highmead LimitedProperty developers
- CM Burgess LimitedProperty developers
What happens if S-Worx Mep 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
- 05613417
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 November 2005 (20 years ago)
- Registered office
- 5TH Floor Marlow House, 1A Lloyd's Avenue, London, Greater London, EC3N 3AA
- Nature of business
- Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220) - Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 14 November 2025
- Previous names
- Gloster S-Worx Limited (until 8 Sep 2026)
Multiserve Environmental Services Limited (until 9 Jul 2019)
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in London
Other active electrical contractors registered in London.
- S. Muca Limited2008
- S. P. Plumbing & Electrical Ltd2003
- S.Costin Electrical Limited2014
- S.H Electric Service Ltd.2019
- S.N.B Electrical Services Ltd2014
- S9 Electrical Limited2024
- Sa Electrical Ltd2022
- Sa Engineering Services Ltd2018
All electrical contractors in London · All trades in London · Electricians across the UK
Frequently asked questions
When are S-Worx Mep Ltd's accounts due?
S-Worx Mep 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 S-Worx Mep 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 S-Worx Mep Ltd still trading?
S-Worx Mep 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-Worx Mep Ltd do?
S-Worx Mep Ltd is registered under Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220).
How old is S-Worx Mep Ltd?
S-Worx Mep Ltd was incorporated on 4 November 2005, 20 years ago.
What is the penalty if S-Worx Mep 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-Worx Mep 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.