- Companies
- Installers
- Uxbridge
- Ultra Worx Limited
Ultra Worx Limited
- Company number
- 15730808
- Incorporated
- 20 May 20242 years trading
- Registered office
- Market House, High Street, Uxbridge, UB8 1JN
- Nature of business
- Other construction installation; Other specialised construction activities n.e.c.
Ultra Worx Limited is a 2-year-old private limited company registered in Uxbridge, company number 15730808, one of 50 installation companies (insulation, lifts, shutters and similar) in Uxbridge. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 May 2025, as filed at Companies House.
Where Ultra Worx Limited is registered
The registered office is in Uxbridge (UB8), in the Hillingdon local authority area, London. Show UB8 1JN on a map.
Other trade companies in UB8
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- Sahi & Dhot Builders LtdBuilders
- Chas LtdBuilders
- Express Roofing LtdRoofers
- Boilercare Cover LtdPlumbers and heating engineers
- RMKK LtdBuilders
- Nayia Properties LtdProperty developers
- Dashi Carpentry LtdJoiners and carpenters
Also registered at this address
9 other companies use the same registered office as Ultra Worx Limited.
- Afn Services LimitedBuilders
- Electric Spark LimitedElectricians
- Ergon Engineering LtdProperty developers
- First Aid Property Services LtdPlumbers and heating engineers
- Hpefix LtdElectricians
- Pro London Construction LtdBuilders
- Profix House LtdBuilders
- Readyfix247 LtdPlumbers and heating engineers
- Skyline Creative Group LtdFinishing trades
What happens if Ultra Worx 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 15730808
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 May 2024 (2 years ago)
- Registered office
- Market House, High Street, Uxbridge, UB8 1JN
- Nature of business
- Other construction installation (SIC 43290)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 19 May 2026
- Charges (mortgages)
- 0 outstanding of 1 registered
- Previous names
- Spider Worx Ltd (until 18 Mar 2025)
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Uxbridge
Other active installation companies (insulation, lifts, shutters and similar) registered in Uxbridge.
- V & K Plus Limited2025
- Viczof Ltd2024
- A C Maintenance Ltd2017
- A&H Best Builders Ltd2025
- A40 Bathrooms and Kitchens Ltd2022
- Advent Windows Limited2020
- Alexander James Facades Limited2022
- Alexander James Utilities Limited2024
All installation companies (insulation, lifts, shutters and similar) in Uxbridge · All trades in Uxbridge · Installers across the UK
Frequently asked questions
When are Ultra Worx Limited's accounts due?
Ultra Worx Limited's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is Ultra Worx Limited's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Ultra Worx Limited still trading?
Ultra Worx Limited 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 Ultra Worx Limited do?
Ultra Worx Limited is registered under Other construction installation (SIC 43290); Other specialised construction activities n.e.c. (SIC 43999).
How old is Ultra Worx Limited?
Ultra Worx Limited was incorporated on 20 May 2024, 2 years ago.
What is the penalty if Ultra Worx 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 Ultra Worx Limited 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.