- Company number
- 16759455
- Incorporated
- 2 Oct 20251 year trading
- Registered office
- 26 Lon Claerwen, Morriston, Swansea, SA6 7EQ
- Nature of business
- Construction of domestic buildings
Quantum Home Improvement Ltd is a 1-year-old private limited company registered in Swansea, company number 16759455, one of 204 building contractors in Swansea. Its next accounts are due at Companies House on 2 July 2027, and its first CT600 is due at HMRC on 1 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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Who runs and owns Quantum Home Improvement Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| Y*** F*** | Director | Oct 2025 |
Person with significant control
Where Quantum Home Improvement Ltd is registered
The registered office is in Swansea (SA6), in the Swansea local authority area, Wales. Show SA6 7EQ on a map.
Other trade companies in SA6
- Alpine Roofing (Swansea) LimitedRoofers
- Auto Surplus Wales LtdMotor traders
- Roofmaster Roofing and Building LtdProperty developers
- Everyday Maintenance Services LtdSpecialist contractors
- M.E Exterior Cleaning LimitedCleaning companies
- Color Harmony LtdPainters and decorators
- RSM Cars LimitedMotor traders
- T&T Roofing & Home Improvements LtdRoofers
What happens if Quantum Home Improvement 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 2 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 3 Jul 2027 to 2 Aug 2027 | £150 |
| 1 to 3 months late | 3 Aug 2027 to 2 Oct 2027 | £375 |
| 3 to 6 months late | 3 Oct 2027 to 2 Jan 2028 | £750 |
| More than 6 months late | From 3 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
- 16759455
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 October 2025 (1 year ago)
- Registered office
- 26 Lon Claerwen, Morriston, Swansea, SA6 7EQ
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 October (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Swansea
Other active building contractors registered in Swansea.
- R & L Roofing - Building Ltd2025
- R Beddow & Son Limited2016
- R Carpentry Ltd2023
- R&E Heating Ltd2019
- RBL Partnership Limited2014
- RD Home Renovations Ltd2021
- Ridgewood Property Group Ltd2026
- Rio Rocks Building Limited2024
All building contractors in Swansea · All trades in Swansea · Builders across the UK
Frequently asked questions
When are Quantum Home Improvement Ltd's accounts due?
Quantum Home Improvement Ltd's next accounts are due at Companies House by 2 July 2027 (in 262 days), covering the period to 31 October 2026.
When is Quantum Home Improvement 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 1 October 2026, due by 1 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 Quantum Home Improvement Ltd still trading?
Quantum Home Improvement 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 Quantum Home Improvement Ltd do?
Quantum Home Improvement Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Quantum Home Improvement Ltd?
Quantum Home Improvement Ltd was incorporated on 2 October 2025, 1 year ago.
Who runs Quantum Home Improvement Ltd?
Quantum Home Improvement Ltd has 1 active director, the longest-serving appointed in Oct 2025. Their names and service addresses are on the Companies House register.
Who owns Quantum Home Improvement Ltd?
One person or company has significant control of Quantum Home Improvement Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Quantum Home Improvement 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 Quantum Home Improvement 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.