- Companies
- Electricians
- Swansea
- Ulex Energy Ltd
Ulex Energy Ltd
- Company number
- 16502841
- Incorporated
- 7 Jun 20251 year trading
- Registered office
- A V C House, 21 Northampton Lane, Swansea, SA1 4EH
- Nature of business
- Electrical installation; Roofing activities
Ulex Energy Ltd is a 1-year-old private limited company registered in Swansea, company number 16502841, one of 148 electrical contractors in Swansea. Its next accounts are due at Companies House on 7 March 2027, and its first CT600 is due at HMRC on 6 June 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?
File the first 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 Ulex Energy 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.
Where Ulex Energy Ltd is registered
The registered office is in Swansea (SA1), in the Swansea local authority area, Wales. Show SA1 4EH on a map.
Other trade companies in SA1
- JDS Ringside Customs LtdRepair services
- D & M Carpentry and Construction LimitedCivil engineering
- Westway Window Systems LimitedJoiners and carpenters
- International Classic Car Sales LtdMotor traders
- Edefec LtdBuilders
- Swansea Scaffolding Services LtdScaffolders
- Lou's Paint and Finish LimitedPainters and decorators
- Mesa Property Development LtdProperty developers
Also registered at this address
12 other companies use the same registered office as Ulex Energy Ltd.
- Bespoke Coatings LtdPainters and decorators
- Black Frame Living LtdProperty developers
- CNJ Carpentry Co LtdJoiners and carpenters
- Cymru Guardian Windows LimitedGlaziers
- Gower Coast Landscaping LimitedLandscapers and gardeners
- J.A Plumbing & Bathrooms LimitedPlumbers and heating engineers
- JPM Plumbing and Heating LtdPlumbers and heating engineers
- JTC Carpentry Swansea LimitedProperty developers
- KL Garden & Property Services LtdLandscapers and gardeners
- MHG Swansea LimitedProperty developers
- S Quinn Dec and Spray LimitedPainters and decorators
- Swansea Electrical Solutions LtdElectricians
What happens if Ulex Energy 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 7 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 8 Mar 2027 to 7 Apr 2027 | £150 |
| 1 to 3 months late | 8 Apr 2027 to 7 Jun 2027 | £375 |
| 3 to 6 months late | 8 Jun 2027 to 7 Sep 2027 | £750 |
| More than 6 months late | From 8 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 16502841
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 June 2025 (1 year ago)
- Registered office
- A V C House, 21 Northampton Lane, Swansea, SA1 4EH
- Nature of business
- Electrical installation (SIC 43210)
Roofing activities (SIC 43910) - Year end
- 30 June (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 6 June 2026
- Previous names
- Imagine Green Energy Ltd (until 24 Jul 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 Swansea
Other active electrical contractors registered in Swansea.
- Wave Energy Ltd2026
- Williams Electrical SW Ltd2023
- WLL Wanderer Holding Ltd2026
- A Bright Solution UK Limited2012
- A. & B. Electrics Limited2002
- A. Lloyd Electrical & Solar Limited2010
- Ab Solar Developments Ltd2025
- Ab Solar GD Ltd2025
All electrical contractors in Swansea · All trades in Swansea · Electricians across the UK
Frequently asked questions
When are Ulex Energy Ltd's accounts due?
Ulex Energy Ltd's next accounts are due at Companies House by 7 March 2027 (in 145 days), covering the period to 30 June 2026.
When is Ulex Energy 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 6 June 2026, due by 6 June 2027, and one for the period to 30 June 2026, due by 30 June 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Ulex Energy Ltd still trading?
Ulex Energy 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 Ulex Energy Ltd do?
Ulex Energy Ltd is registered under Electrical installation (SIC 43210); Roofing activities (SIC 43910).
How old is Ulex Energy Ltd?
Ulex Energy Ltd was incorporated on 7 June 2025, 1 year ago.
What is the penalty if Ulex Energy 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 Ulex Energy 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.