- Companies
- Electricians
- London
- Phase Contractors Installation Limited
Phase Contractors Installation Limited
- Company number
- 15106864
- Incorporated
- 31 Aug 20233 years trading
- Registered office
- Churchill House 137-139 Brent Street, Hendon, London, NW4 4DJ
- Nature of business
- Electrical installation
Phase Contractors Installation Limited is a 3-year-old private limited company registered in London, company number 15106864, one of 3,448 electrical contractors in London. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £1,823 (+173.3%) on the year before, to £2,875.
- Current assets of £24K against £21K owed within a year: 1.1 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 |
|---|---|---|---|---|---|
| 31 Aug 2025 | £2,875 | £167 | £24K | £21K | 2 |
| 31 Aug 2024 | £1,052 | £3,858 | £18K | £17K | 2 |
Where Phase Contractors Installation Limited is registered
The registered office is in London (NW4), in the Barnet local authority area, London. Show NW4 4DJ on a map.
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Also registered at this address
4 other companies use the same registered office as Phase Contractors Installation Limited.
- Buture LimitedBuilders
- Pixel Construction LtdBuilders
- The Maintenance Guys LtdFacilities management
- Zion Zap UK LtdMotor traders
What happens if Phase Contractors Installation Limited 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 15106864
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 August 2023 (3 years ago)
- Registered office
- Churchill House 137-139 Brent Street, Hendon, London, NW4 4DJ
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 22 September 2025
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.
- Phase-Electrotech Ltd2025
- Phasepro Electrical Ltd2026
- Philips Glow Electric Ltd2025
- Phillip-Venus Electrical Ltd2025
- Phoebus Apollo Ltd2022
- Phoenix Bespoke Solutions Ltd2018
- Phoenix Electric Solutions Ltd2025
- Phoenix Electricians Ltd2023
All electrical contractors in London · All trades in London · Electricians across the UK
Frequently asked questions
When are Phase Contractors Installation Limited's accounts due?
Phase Contractors Installation Limited's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Phase Contractors Installation Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Phase Contractors Installation Limited still trading?
Phase Contractors Installation Limited is listed as active on the Companies House register (checked 13 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 Phase Contractors Installation Limited do?
Phase Contractors Installation Limited is registered under Electrical installation (SIC 43210).
How old is Phase Contractors Installation Limited?
Phase Contractors Installation Limited was incorporated on 31 August 2023, 3 years ago.
What is the penalty if Phase Contractors Installation Limited 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 Phase Contractors Installation Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.