- Companies
- Installers
- Nottingham
- Gencarbon Limited
Gencarbon Limited
- Company number
- 14934630
- Incorporated
- 14 Jun 20233 years trading
- Registered office
- 27 Eldon Business Park, Beeston, Nottingham, NG9 6DZ
- Nature of business
- Other construction installation
Gencarbon Limited is a 3-year-old private limited company registered in Nottingham, company number 14934630, one of 206 installation companies (insulation, lifts, shutters and similar) in Nottingham. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 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 down £339K (-200.9%) on the year before, to -£507K.
- Current assets of £101K against £709K owed within a year: 0.1 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | -£507K | £4,661 | £101K | £709K | 0 |
| 31 Mar 2024 | -£169K | £6,589 | £21K | £228K | 4 |
Where Gencarbon Limited is registered
The registered office is in Nottingham (NG9), in the Broxtowe local authority area, East Midlands. Show NG9 6DZ on a map.
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- Hinz Collection LtdMachinery repair and installation
- Your Local Car Wash and Tyre LimitedMechanics and garages
- SG Cleaning Specialists LtdCleaning companies
- Mellor Aviation Engineering LtdMachinery repair and installation
- NS Motorworks LtdMechanics and garages
- Priors 300 Detailing LtdCleaning companies
Also registered at this address
1 other company uses the same registered office as Gencarbon Limited.
- Stepcare LimitedProperty developers
What happens if Gencarbon 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 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
- 14934630
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 June 2023 (3 years ago)
- Registered office
- 27 Eldon Business Park, Beeston, Nottingham, NG9 6DZ
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 13 June 2026
- Previous names
- Carbongen Limited (until 6 Sep 2023)
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Nottingham
Other active installation companies (insulation, lifts, shutters and similar) registered in Nottingham.
- GLC Works Ltd2025
- Global Graphfix Ltd2026
- H & C Insulations Limited2013
- H & H Flooring and Carpets Limited2016
- Hardwick Facades Limited2025
- HBH Trade Renovation Services Ltd2024
- Hugh Charles Builders Limited2010
- Ian Kirk Fibreglassing Ltd2021
All installation companies (insulation, lifts, shutters and similar) in Nottingham · All trades in Nottingham · Installers across the UK
Frequently asked questions
When are Gencarbon Limited's accounts due?
Gencarbon Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Gencarbon Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Gencarbon Limited still trading?
Gencarbon 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 Gencarbon Limited do?
Gencarbon Limited is registered under Other construction installation (SIC 43290).
How old is Gencarbon Limited?
Gencarbon Limited was incorporated on 14 June 2023, 3 years ago.
What is the penalty if Gencarbon 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 Gencarbon 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.