- Companies
- Finishing trades
- Cube Design and Build Limited
Cube Design and Build Limited
- Company number
- 04634904
- Incorporated
- 13 Jan 200323 years trading
- Registered office
- 44 Hartford Avenue, Kenton, Middlesex, HA3 8SY
- Nature of business
- Other building completion and finishing; Buying and selling of own real estate; Other letting and operating of own or leased real estate; Management of real estate on a fee or contract basis
Cube Design and Build Limited is a 23-year-old private limited company registered in Middlesex, company number 04634904, one of the UK's building finishing companies. Its next accounts are due at Companies House on 28 December 2026, and the CT600 for the period to 28 March 2026 is due at HMRC on 28 March 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 £21K (+5.2%) on the year before, to £414K.
- Net assets rose in 9 of 9 year-on-year comparisons on record.
- Current assets of £216K against £526K owed within a year: 0.4 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £414K | £216K | £526K | 2 | |
| 31 Mar 2024 | £394K | £82K | £397K | 2 | |
| 31 Mar 2023 | £376K | £53K | £378K | 2 | |
| 31 Mar 2022 | £350K | £63K | £405K | 2 | |
| 31 Mar 2021 | £325K | £30K | £387K | 2 | |
| 31 Mar 2020 | £313K | £32K | £391K | 2 | |
| 31 Mar 2019 | £300K | £8,124 | £371K | ||
| 31 Mar 2018 | £283K | £101K | £471K | ||
| 31 Mar 2017 | £251K | £57K | £450K | ||
| 31 Mar 2016 | £224K | £16K | £18K | £429K |
Where Cube Design and Build Limited is registered
The registered office is in Middlesex (HA3), in the Harrow local authority area, London. Show HA3 8SY on a map.
Other trade companies in HA3
- M&M Team Solutions LimitedCleaning companies
- Asr234 LimitedCivil engineering
- Shine Bright With NV LtdMechanics and garages
- Direct Sparks LtdMachinery repair and installation
- Meral Decoration & Maintenance LtdPainters and decorators
- Add22 LtdCivil engineering
- Floyd Cleaners LimitedCleaning companies
- Amalia&Ioana LimitedBuilders
Also registered at this address
3 other companies use the same registered office as Cube Design and Build Limited.
- Angel Cleaning and Property Maintenance LimitedCleaning companies
- B&C Projects LimitedProperty developers
- Cube Contracting LimitedSpecialist contractors
What happens if Cube Design and Build 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Dec 2026 to 28 Jan 2027 | £150 |
| 1 to 3 months late | 29 Jan 2027 to 28 Mar 2027 | £375 |
| 3 to 6 months late | 29 Mar 2027 to 28 Jun 2027 | £750 |
| More than 6 months late | From 29 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Mar 2027 | £200 |
| 3 months late | 28 Jun 2027 | another £200 |
| 6 months late | 28 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Mar 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
- 04634904
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 January 2003 (23 years ago)
- Registered office
- 44 Hartford Avenue, Kenton, Middlesex, HA3 8SY
- Nature of business
- Other building completion and finishing (SIC 43390)
Buying and selling of own real estate (SIC 68100)
Other letting and operating of own or leased real estate (SIC 68209)
Management of real estate on a fee or contract basis (SIC 68320) - Year end
- 28 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 22 May 2026
- Charges (mortgages)
- 3 outstanding of 3 registered
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
Other active building finishing companies.
Frequently asked questions
When are Cube Design and Build Limited's accounts due?
Cube Design and Build Limited's next accounts are due at Companies House by 28 December 2026 (in 76 days), covering the period to 28 March 2026.
When is Cube Design and Build Limited's CT600 due?
The CT600 for the period to 28 March 2026 is due at HMRC by 28 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 29 December 2026.
Is Cube Design and Build Limited still trading?
Cube Design and Build 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 Cube Design and Build Limited do?
Cube Design and Build Limited is registered under Other building completion and finishing (SIC 43390); Buying and selling of own real estate (SIC 68100); Other letting and operating of own or leased real estate (SIC 68209); Management of real estate on a fee or contract basis (SIC 68320).
How old is Cube Design and Build Limited?
Cube Design and Build Limited was incorporated on 13 January 2003, 23 years ago.
What is the penalty if Cube Design and Build 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 Cube Design and Build 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.