- Companies
- Finishing trades
- Bexley
- Quantum Contractors Ltd
Quantum Contractors Ltd
- Company number
- 15374276
- Incorporated
- 29 Dec 20232 years trading
- Registered office
- 12 Old Bexley Lane, Bexley, DA5 2BN
- Nature of business
- Other building completion and finishing
Quantum Contractors Ltd is a 2-year-old private limited company registered in Bexley, company number 15374276, one of 44 building finishing companies in Bexley. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £650 on the year before, to £651.
- Current assets of £3,365 against £2,961 owed within a year: 1.1 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £651 | £1,058 | £3,365 | £2,961 | 1 |
| 30 Sep 2024 | £1 | £1 |
Where Quantum Contractors Ltd is registered
The registered office is in Bexley (DA5), in the Dartford local authority area, South East. Show DA5 2BN on a map.
Other trade companies in DA5
- Homeheat+ LtdPlumbers and heating engineers
- Apex South West Construction LtdBuilders
- E & F Surfacing & Construction LtdSpecialist contractors
- T&R Cleaning Services LtdCleaning companies
- Paul C Jordan LimitedBuilders
- SX Plumbing LimitedPlumbers and heating engineers
- Rennell Interiors LtdJoiners and carpenters
- Ravenford Planning LtdProperty developers
Shared registered office
26 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 Contractors 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 15374276
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 December 2023 (2 years ago)
- Registered office
- 12 Old Bexley Lane, Bexley, DA5 2BN
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 4 December 2025
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Bexley
Other active building finishing companies registered in Bexley.
- R.D. George Limited2005
- Riverdale Construction Limited2015
- Smarts Build Limited2020
- Studio Balneo Ltd2018
- T M Walls & Ceilings Ltd2015
- Timbertop Services (Sidcup) Limited2025
- Tomillie Services Ltd2026
- TSH Projects Limited2009
All building finishing companies in Bexley · All trades in Bexley · Finishing trades across the UK
Frequently asked questions
When are Quantum Contractors Ltd's accounts due?
Quantum Contractors Ltd's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Quantum Contractors Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Quantum Contractors Ltd still trading?
Quantum Contractors 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 Contractors Ltd do?
Quantum Contractors Ltd is registered under Other building completion and finishing (SIC 43390).
How old is Quantum Contractors Ltd?
Quantum Contractors Ltd was incorporated on 29 December 2023, 2 years ago.
What is the penalty if Quantum Contractors 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 Contractors 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.