- Company number
- 14957926
- Incorporated
- 24 Jun 20233 years trading
- Registered office
- 85 Union Road, Northolt, UB5 6UD
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Construction of roads and motorways; Other specialised construction activities n.e.c.
Maximized Construction Ltd is a 3-year-old private limited company registered in Northolt, company number 14957926, one of 172 building contractors in Northolt. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 £6,984 (+96.3%) on the year before, to £14K.
- Current assets of £52K against £18K owed within a year: 3.0 times cover.
- 1 employee on average, up from 0 the year before.
- 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 Jun 2025 | £14K | £46K | £52K | £18K | 1 |
| 30 Jun 2024 | £7,253 | £609 | £23K | £15K | 0 |
Where Maximized Construction Ltd is registered
The registered office is in Northolt (UB5), in the Ealing local authority area, London. Show UB5 6UD on a map.
Other trade companies in UB5
- Byvolt Electrical Services LtdElectricians
- Harmony Buildworks LtdSpecialist contractors
- RBS Homes LtdFinishing trades
- Tda Construction LimitedBuilders
- Ivaan Roofing Solutions LtdRoofers
- Jacob Fleet Services LtdMotor traders
- Upliftcarsltd LtdMotor traders
- Caraze LtdMotor traders
Also registered at this address
1 other company uses the same registered office as Maximized Construction Ltd.
- ZGL Construction LimitedBuilders
What happens if Maximized Construction 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 31 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 14957926
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 June 2023 (3 years ago)
- Registered office
- 85 Union Road, Northolt, UB5 6UD
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Construction of roads and motorways (SIC 42110)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 30 June (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 23 June 2026
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 Northolt
Other active building contractors registered in Northolt.
- Maximum Effort Roofing Ltd2026
- MDK5 Ltd2026
- Meister Builder Ltd2022
- Mim Marinel Ltd2024
- Misty Construction Ltd2024
- MJ Constructionwork Ltd2024
- Mjo Construction Limited2012
- MLNL Building Services Ltd2022
All building contractors in Northolt · All trades in Northolt · Builders across the UK
Frequently asked questions
When are Maximized Construction Ltd's accounts due?
Maximized Construction Ltd's next accounts are due at Companies House by 31 March 2027 (in 170 days), covering the period to 30 June 2026.
When is Maximized Construction Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Maximized Construction Ltd still trading?
Maximized Construction 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 Maximized Construction Ltd do?
Maximized Construction Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Construction of roads and motorways (SIC 42110); Other specialised construction activities n.e.c. (SIC 43999).
How old is Maximized Construction Ltd?
Maximized Construction Ltd was incorporated on 24 June 2023, 3 years ago.
What is the penalty if Maximized Construction 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 Maximized Construction 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.