- Companies
- Plumbers and heating engineers
- Musselburgh
- G.M.J Plumbing&Heating Ltd
G.M.J Plumbing&Heating Ltd
- Company number
- SC812339
- Incorporated
- 1 Jun 20242 years trading
- Registered office
- 21 Grove Street, Musselburgh, EH21 7JX
- Nature of business
- Plumbing, heat and air-conditioning installation
G.M.J Plumbing&Heating Ltd is a 2-year-old private limited company registered in Musselburgh, company number SC812339, one of 27 plumbing and heating companies in Musselburgh. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £3,992 (+60.7%) on the year before, to £11K.
- Current assets of £22K against £14K owed within a year: 1.5 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £11K | £22K | £22K | £14K | 1 |
| 31 Mar 2025 | £6,576 | £14K | £15K | £12K | 1 |
Who runs and owns G.M.J Plumbing&Heating Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| G*** B*** | Director | Jun 2024 |
Person with significant control
Where G.M.J Plumbing&Heating Ltd is registered
The registered office is in Musselburgh (EH21), in the East Lothian local authority area, Scotland. Show EH21 7JX on a map.
Other trade companies in EH21
- Hilltown Projects LtdInstallers
- Johnny 191224 LimitedJoiners and carpenters
- Jrmacpherson LtdSpecialist contractors
- Authentic Autos Scotland LtdMotor traders
- The Benham Standard LtdCleaning companies
- S Little Installations LtdJoiners and carpenters
- Design Joinery Scotland LimitedJoiners and carpenters
- Lem Enterprises LtdMotor traders
What happens if G.M.J Plumbing&Heating 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- SC812339
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 June 2024 (2 years ago)
- Registered office
- 21 Grove Street, Musselburgh, EH21 7JX
- 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 March 2026
- Last confirmation statement
- 31 May 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 Musselburgh
Other active plumbing and heating companies registered in Musselburgh.
- Gillan Heat & Flow Ltd2025
- Gravity Heating Services Ltd2025
- HM Musselburgh Ltd2017
- J M Archibald & Son Plumbing & Heating Services Limited2014
- JM Gas and Plumbing Ltd2009
- M. Horsburgh Plumbing and Heating Services Ltd.2009
- Malcolm Fallas Heating Ltd2018
- Omega Gas Services Ltd.2020
All plumbing and heating companies in Musselburgh · All trades in Musselburgh · Plumbers and heating engineers across the UK
Frequently asked questions
When are G.M.J Plumbing&Heating Ltd's accounts due?
G.M.J Plumbing&Heating Ltd's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is G.M.J Plumbing&Heating Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is G.M.J Plumbing&Heating Ltd still trading?
G.M.J Plumbing&Heating 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 G.M.J Plumbing&Heating Ltd do?
G.M.J Plumbing&Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is G.M.J Plumbing&Heating Ltd?
G.M.J Plumbing&Heating Ltd was incorporated on 1 June 2024, 2 years ago.
Who runs G.M.J Plumbing&Heating Ltd?
G.M.J Plumbing&Heating Ltd has 1 active director, the longest-serving appointed in Jun 2024. Their names and service addresses are on the Companies House register.
Who owns G.M.J Plumbing&Heating Ltd?
One person or company has significant control of G.M.J Plumbing&Heating Ltd: an individual (owns 75% or more of the shares).
What is the penalty if G.M.J Plumbing&Heating 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 G.M.J Plumbing&Heating 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.