- Companies
- Electricians
- Eastleigh
- Phase One Projects Ltd
Phase One Projects Ltd
- Company number
- 16851943
- Incorporated
- 12 Nov 2025
- Registered office
- Unit 28 Parham Trading Estate, Parham Drive, Eastleigh, SO50 4BU
- Nature of business
- Electrical installation
Phase One Projects Ltd is a newly incorporated private limited company registered in Eastleigh, company number 16851943, one of 93 electrical contractors in Eastleigh. Its next accounts are due at Companies House on 12 August 2027, and its first CT600 is due at HMRC on 11 November 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.
Is this your company?
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Where Phase One Projects Ltd is registered
The registered office is in Eastleigh (SO50), in the Eastleigh local authority area, South East. Show SO50 4BU on a map.
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- Plymouth Construction & Roofing LtdRoofers
- Marley Roofing and Guttering LtdRoofers
- Gutter and Glass LimitedCleaning companies
- Zap Clean Systems LimitedCleaning companies
- Pro Spray Hampshire LtdPainters and decorators
- National Trusted Vehicles LtdMotor traders
- Kuji Service LtdMachinery repair and installation
What happens if Phase One Projects 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 12 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 13 Aug 2027 to 12 Sep 2027 | £150 |
| 1 to 3 months late | 13 Sep 2027 to 12 Nov 2027 | £375 |
| 3 to 6 months late | 13 Nov 2027 to 12 Feb 2028 | £750 |
| More than 6 months late | From 13 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 16851943
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 November 2025
- Registered office
- Unit 28 Parham Trading Estate, Parham Drive, Eastleigh, SO50 4BU
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
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 Eastleigh
Other active electrical contractors registered in Eastleigh.
- Power Up Limited2014
- Powered Up Electrical Limited2022
- PTS Compliance Ltd2011
- R A Barnes Electrical Limited2020
- R.S. Birch and Partners Limited1997
- Razaaq Ltd2021
- Redefined Electrical & Renewables Ltd2021
- Rise Lift Services Ltd2014
All electrical contractors in Eastleigh · All trades in Eastleigh · Electricians across the UK
Frequently asked questions
When are Phase One Projects Ltd's accounts due?
Phase One Projects Ltd's next accounts are due at Companies House by 12 August 2027 (in 304 days), covering the period to 31 March 2027.
When is Phase One Projects 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 11 November 2026, due by 11 November 2027, and one for the period to 31 March 2027, due by 31 March 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Phase One Projects Ltd still trading?
Phase One Projects 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 Phase One Projects Ltd do?
Phase One Projects Ltd is registered under Electrical installation (SIC 43210).
How old is Phase One Projects Ltd?
Phase One Projects Ltd was incorporated on 12 November 2025, less than a year ago.
What is the penalty if Phase One Projects 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 Phase One Projects 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.