- Company number
- 11370792
- Incorporated
- 18 May 20188 years trading
- Registered office
- 117 Alexandra Avenue, Harrow, HA2 8PX
- Nature of business
- Construction of commercial buildings
GNC Construction Ltd is a 8-year-old private limited company registered in Harrow, company number 11370792, one of 793 building contractors in Harrow. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £48K on the year before, to £52K.
- Net assets rose in 5 of 6 year-on-year comparisons on record.
- Current assets of £182K against £124K owed within a year: 1.5 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £52K | £174K | £182K | £124K | 2 |
| 31 May 2024 | £3,483 | £37K | £18K | 2 | |
| 31 May 2023 | -£3,112 | £53K | £55K | £33K | 2 |
| 31 May 2022 | -£34K | £13K | £19K | £19K | 1 |
| 31 May 2021 | -£891 | £50K | £54K | £12K | 2 |
| 31 May 2020 | -£7,534 | £46K | £46K | £10K | 2 |
| 31 May 2019 | -£8,140 | £15K | £15K | £23K |
Where GNC Construction Ltd is registered
The registered office is in Harrow (HA2), in the Harrow local authority area, London. Show HA2 8PX on a map.
Other trade companies in HA2
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- JNJ Engineering LimitedCivil engineering
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- Grandwellautos LtdMotor traders
- Multisteel Powdercoating LtdPainters and decorators
- Neon Systems LtdElectricians
- Firstclass Facilities LtdCleaning companies
- PMD Construct LtdBuilders
What happens if GNC 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 11370792
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 May 2018 (8 years ago)
- Registered office
- 117 Alexandra Avenue, Harrow, HA2 8PX
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 20 February 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 Harrow
Other active building contractors registered in Harrow.
- Golden Touch Cleaners Ltd2023
- Goldmmr Sri Ltd2021
- GR Oas Ltd2019
- Green Manor Building Limited2012
- Green Tech Builders Ltd2022
- Greenoaks Construction Limited2006
- GSV Building Ltd2018
- GT Prime Systems Ltd2026
All building contractors in Harrow · All trades in Harrow · Builders across the UK
Frequently asked questions
When are GNC Construction Ltd's accounts due?
GNC Construction Ltd's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is GNC Construction Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is GNC Construction Ltd still trading?
GNC 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 GNC Construction Ltd do?
GNC Construction Ltd is registered under Construction of commercial buildings (SIC 41201).
How old is GNC Construction Ltd?
GNC Construction Ltd was incorporated on 18 May 2018, 8 years ago.
What is the penalty if GNC 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 GNC 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.