- Companies
- Plumbers and heating engineers
- London
- GB Contracting Limited
GB Contracting Limited
- Company number
- 04900791
- Incorporated
- 16 Sep 200323 years trading
- Registered office
- 30 Meadway, London, N14 6NL
- Nature of business
- Plumbing, heat and air-conditioning installation
GB Contracting Limited is a 23-year-old private limited company registered in London, company number 04900791, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 30 December 2026, and the CT600 for the period to 30 March 2026 is due at HMRC on 30 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 £3,101 (-95.2%) on the year before, to £156.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £4,889 against £6,086 owed within a year: 0.8 times cover.
- 2 employees on average, down from 3 the year before.
- 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 |
|---|---|---|---|---|---|
| 30 Mar 2025 | £156 | £4,889 | £6,086 | 2 | |
| 31 Mar 2024 | £3,257 | £6,278 | £10K | 3 | |
| 31 Mar 2023 | £379 | £9,678 | £4,291 | 2 | |
| 31 Mar 2022 | £8,033 | £20K | £5,482 | 2 | |
| 31 Mar 2021 | £8,976 | £22K | £4,478 | 2 | |
| 31 Mar 2020 | £8,684 | £13K | £4,615 | 2 | |
| 31 Mar 2019 | £685 | £2,703 | £2,533 | ||
| 31 Mar 2018 | £160 | £2,790 | £3,235 | ||
| 31 Mar 2017 | £160 | £2,064 | |||
| 31 Mar 2016 | -£3,341 | £238 | £3,229 | £7,407 |
Where GB Contracting Limited is registered
The registered office is in London (N14), in the Enfield local authority area, London. Show N14 6NL on a map.
Other trade companies in N14
- S & N Construction LtdBuilders
- Ekia Solutions LtdElectricians
- S&N Finishes LtdBuilders
- Soley London Group LtdElectricians
- Interior Build 1 LtdFinishing trades
- Niclons Engineering and Management LtdFinishing trades
- Kevlar Heating LimitedPlumbers and heating engineers
- Neonova Investments LtdProperty developers
Also registered at this address
3 other companies use the same registered office as GB Contracting Limited.
- B2Bcooling LtdInstallers
- Bright Engineering London LtdFinishing trades
- Jed Bucks LtdCleaning companies
What happens if GB Contracting 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 30 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2026 to 30 Jan 2027 | £150 |
| 1 to 3 months late | 31 Jan 2027 to 30 Mar 2027 | £375 |
| 3 to 6 months late | 31 Mar 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 | 31 Mar 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 | 30 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
- 04900791
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 September 2003 (23 years ago)
- Registered office
- 30 Meadway, London, N14 6NL
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 March 2025
- Last confirmation statement
- 26 April 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in London
Other active plumbing and heating companies registered in London.
- GB Gas Solutions Limited2018
- GB Plumbing & Heating Limited2008
- GB Plumbing Experts Ltd2023
- Gbheat Ltd2017
- GBM Heating, Plumbing & Gas Engineers Ltd2007
- GBM Mechanical & Electrical Ltd2020
- GBM4Stall Pro Ltd2022
- GBS Central Ltd2022
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are GB Contracting Limited's accounts due?
GB Contracting Limited's next accounts are due at Companies House by 30 December 2026 (in 78 days), covering the period to 30 March 2026.
When is GB Contracting Limited's CT600 due?
The CT600 for the period to 30 March 2026 is due at HMRC by 30 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 December 2026.
Is GB Contracting Limited still trading?
GB Contracting 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 GB Contracting Limited do?
GB Contracting Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is GB Contracting Limited?
GB Contracting Limited was incorporated on 16 September 2003, 23 years ago.
What is the penalty if GB Contracting 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 GB Contracting 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.