- Companies
- Electricians
- London
- Electrical Maritime Services International Ltd
Electrical Maritime Services International Ltd
- Company number
- 11937340
- Incorporated
- 10 Apr 20197 years trading
- Registered office
- 167-169 Great Portland Street, 5TH Floor, London, W1W 5PF
- Nature of business
- Electrical installation
Electrical Maritime Services International Ltd is a 7-year-old private limited company registered in London, company number 11937340, one of 3,448 electrical contractors in London. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £33 (-34.7%) on the year before, to £62.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- Current assets of £19K against £29K owed within a year: 0.7 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 7 years, 2020 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2026 | £62 | £19K | £29K | 1 | |
| 30 Apr 2025 | £95 | £14K | £22K | 1 | |
| 30 Apr 2024 | £3 | £16K | £22K | 1 | |
| 30 Apr 2023 | £39 | £17K | £22K | 1 | |
| 30 Apr 2022 | £4,463 | £17K | £16K | 1 | |
| 30 Apr 2021 | £550 | £15K | £14K | 0 | |
| 30 Apr 2020 | £1 | £1 | 0 |
Where Electrical Maritime Services International Ltd is registered
The registered office is in London (W1W), in the Westminster local authority area, London. Show W1W 5PF on a map.
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- Energy Reward LtdMotor traders
- Holly’S Housekeeping LtdCleaning companies
Shared registered office
1,494 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 Electrical Maritime Services International 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 11937340
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 April 2019 (7 years ago)
- Registered office
- 167-169 Great Portland Street, 5TH Floor, London, W1W 5PF
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 9 April 2026
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.
- Electrical Plus Lift Ltd2007
- Electrical Sergi Ltd2023
- Electrical Services 4 U Ltd2024
- Electrical Services by MM Ltd2025
- Electrical Services Ealing Ltd2024
- Electrical Services RP Ltd2025
- Electrical Solution London Ltd2025
- Electricaltestinginspection Ltd2012
All electrical contractors in London · All trades in London · Electricians across the UK
Frequently asked questions
When are Electrical Maritime Services International Ltd's accounts due?
Electrical Maritime Services International Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Electrical Maritime Services International Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Electrical Maritime Services International Ltd still trading?
Electrical Maritime Services International 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 Electrical Maritime Services International Ltd do?
Electrical Maritime Services International Ltd is registered under Electrical installation (SIC 43210).
How old is Electrical Maritime Services International Ltd?
Electrical Maritime Services International Ltd was incorporated on 10 April 2019, 7 years ago.
What is the penalty if Electrical Maritime Services International 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 Electrical Maritime Services International 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.