- Companies
- Plumbers and heating engineers
- London
- Gaw Heating Services Ltd
Gaw Heating Services Ltd
- Company number
- 12942533
- Incorporated
- 12 Oct 20206 years trading
- Registered office
- 84 the Course, London, SE9 3JA
- Nature of business
- Plumbing, heat and air-conditioning installation
Gaw Heating Services Ltd is a 6-year-old private limited company registered in London, company number 12942533, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 31 December 2026, and its first CT600 is due at HMRC on 31 October 2026.
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 £1,755 (-74.3%) on the year before, to £606.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £2,024 against £1,795 owed within a year: 1.1 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2021 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2024 | £606 | £92 | £2,024 | £1,795 | 1 |
| 31 Oct 2023 | £2,361 | £1,666 | £1,667 | £895 | 1 |
| 31 Oct 2022 | £5 | £3,153 | £11K | £14K | 1 |
| 31 Oct 2021 | £7,571 | £8,148 | £13K | £7,942 | 1 |
Where Gaw Heating Services Ltd is registered
The registered office is in London (SE9), in the Greenwich local authority area, London. Show SE9 3JA on a map.
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What happens if Gaw Heating Services 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 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
- 12942533
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 October 2020 (6 years ago)
- Registered office
- 84 the Course, London, SE9 3JA
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2024
- Last confirmation statement
- 11 October 2025
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.
- Gaz-Serwis Limited2014
- GB Contracting Limited2003
- GB Gas Solutions Limited2018
- GB Plumbing & Heating Limited2008
- GB Plumbing Experts Ltd2023
- Gbheat Ltd2017
- GBM Heating, Plumbing & Gas Engineers Ltd2007
- GBM Mechanical & Electrical Ltd2020
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Gaw Heating Services Ltd's accounts due?
Gaw Heating Services Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Gaw Heating Services Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 31 October 2025, due by 31 October 2026, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Gaw Heating Services Ltd still trading?
Gaw Heating Services 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 Gaw Heating Services Ltd do?
Gaw Heating Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Gaw Heating Services Ltd?
Gaw Heating Services Ltd was incorporated on 12 October 2020, 6 years ago.
What is the penalty if Gaw Heating Services 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 Gaw Heating Services 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.