- Companies
- Property developers
- London
- Quantum Build Solutions Ltd
Quantum Build Solutions Ltd
- Company number
- 16766578
- Incorporated
- 6 Oct 20251 year trading
- Registered office
- 128 City Road, London, EC1V 2NX
- Nature of business
- Development of building projects; Other construction installation; Floor and wall covering; Other specialised construction activities n.e.c.
Quantum Build Solutions Ltd is a 1-year-old private limited company registered in London, company number 16766578, one of 14,100 property development companies in London. Its next accounts are due at Companies House on 6 July 2027, and its first CT600 is due at HMRC on 5 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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Where Quantum Build Solutions Ltd is registered
The registered office is in London (EC1V), in the Islington local authority area, London. Show EC1V 2NX on a map.
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- Cathal Od Solutions LtdSpecialist contractors
Shared registered office
2,436 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Quantum Build Solutions 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 6 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 7 Jul 2027 to 6 Aug 2027 | £150 |
| 1 to 3 months late | 7 Aug 2027 to 6 Oct 2027 | £375 |
| 3 to 6 months late | 7 Oct 2027 to 6 Jan 2028 | £750 |
| More than 6 months late | From 7 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
- 16766578
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 October 2025 (1 year ago)
- Registered office
- 128 City Road, London, EC1V 2NX
- Nature of business
- Development of building projects (SIC 41100)
Other construction installation (SIC 43290)
Floor and wall covering (SIC 43330)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 31 October (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in London
Other active property development companies registered in London.
- Quantum Consulting Engineers Ltd2020
- Quantum Continental Global Services Limited2024
- Quantum Personal Ltd.2023
- Quartermaine Ltd2020
- Quate Developments Ltd2023
- Quate Property Solutions Ltd2022
- Quattro Properties & Development Ltd2024
- Queens House Limited2005
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are Quantum Build Solutions Ltd's accounts due?
Quantum Build Solutions Ltd's next accounts are due at Companies House by 6 July 2027 (in 267 days), covering the period to 31 October 2026.
When is Quantum Build Solutions 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 5 October 2026, due by 5 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 Build Solutions Ltd still trading?
Quantum Build Solutions 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 Build Solutions Ltd do?
Quantum Build Solutions Ltd is registered under Development of building projects (SIC 41100); Other construction installation (SIC 43290); Floor and wall covering (SIC 43330); Other specialised construction activities n.e.c. (SIC 43999).
How old is Quantum Build Solutions Ltd?
Quantum Build Solutions Ltd was incorporated on 6 October 2025, 1 year ago.
What is the penalty if Quantum Build Solutions 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 Build Solutions 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.