- Companies
- Civil engineering
- Covent Garden
- Phaeton Electric Ltd
Phaeton Electric Ltd
- Company number
- 16801946
- Incorporated
- 22 Oct 2025
- Registered office
- 71-75 Shelton Street, Covent Garden, London, WC2H 9JQ
- Nature of business
- Construction of utility projects for electricity and telecommunications; Construction of other civil engineering projects n.e.c.; Electrical installation; Other specialised construction activities n.e.c.
Phaeton Electric Ltd is a newly incorporated private limited company registered in Covent Garden, company number 16801946, one of 132 civil engineering contractors in Covent Garden. Its next accounts are due at Companies House on 22 July 2027, and its first CT600 is due at HMRC on 21 October 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Phaeton Electric Ltd is registered
The registered office is in Covent Garden (WC2H), in the Camden local authority area, London. Show WC2H 9JQ on a map.
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Shared registered office
4,529 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 Phaeton Electric 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 22 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 23 Jul 2027 to 22 Aug 2027 | £150 |
| 1 to 3 months late | 23 Aug 2027 to 22 Oct 2027 | £375 |
| 3 to 6 months late | 23 Oct 2027 to 22 Jan 2028 | £750 |
| More than 6 months late | From 23 Jan 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
- 16801946
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 October 2025
- Registered office
- 71-75 Shelton Street, Covent Garden, London, WC2H 9JQ
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
Construction of other civil engineering projects n.e.c. (SIC 42990)
Electrical installation (SIC 43210)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 31 October (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Covent Garden
Other active civil engineering contractors registered in Covent Garden.
- Potsolve Ltd2026
- Powell Henry & Co Ltd2022
- Power Turbine Installation Services Ltd2023
- Rail Plant Consultancy Ltd2023
- Railway Power Installations Ltd2016
- RCBR Limited2025
- Refurb and Accessories Ltd2026
- RL Design & Build Limited2008
All civil engineering contractors in Covent Garden · All trades in Covent Garden · Civil engineering across the UK
Frequently asked questions
When are Phaeton Electric Ltd's accounts due?
Phaeton Electric Ltd's next accounts are due at Companies House by 22 July 2027 (in 283 days), covering the period to 31 October 2026.
When is Phaeton Electric Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 21 October 2026, due by 21 October 2027, and one for the period to 31 October 2026, due by 31 October 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Phaeton Electric Ltd still trading?
Phaeton Electric 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 Phaeton Electric Ltd do?
Phaeton Electric Ltd is registered under Construction of utility projects for electricity and telecommunications (SIC 42220); Construction of other civil engineering projects n.e.c. (SIC 42990); Electrical installation (SIC 43210); Other specialised construction activities n.e.c. (SIC 43999).
How old is Phaeton Electric Ltd?
Phaeton Electric Ltd was incorporated on 22 October 2025, less than a year ago.
What is the penalty if Phaeton Electric 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 Phaeton Electric 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.