- Companies
- Plumbers and heating engineers
- Southend on Sea
- RJM Gas Limited
RJM Gas Limited
- Company number
- 11840160
- Incorporated
- 21 Feb 20197 years trading
- Registered office
- 127 Raphael Drive, Shoeburyness, Southend on Sea, Essex, SS3 9UR
- Nature of business
- Plumbing, heat and air-conditioning installation
RJM Gas Limited is a 7-year-old private limited company registered in Southend on Sea, company number 11840160, one of 23 plumbing and heating companies in Southend on Sea. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 £618 (+223.9%) on the year before, to £894.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £17K against £18K owed within a year: 1.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £894 | £4,709 | £17K | £18K | 1 |
| 29 Feb 2024 | £276 | £3,057 | £7,118 | £10K | 1 |
| 28 Feb 2023 | £10K | £7,012 | £30K | £24K | 1 |
| 28 Feb 2022 | £8,597 | £4,482 | £18K | £16K | 1 |
| 28 Feb 2021 | £3,276 | £6,518 | £22K | £24K | 1 |
| 29 Feb 2020 | £617 | £1,151 | £14K | £31K | 2 |
Where RJM Gas Limited is registered
The registered office is in Southend on Sea (SS3), in the Southend-on-Sea local authority area, East of England. Show SS3 9UR on a map.
Other trade companies in SS3
- Truck Components LtdMotor traders
- S1 Automotive Group LtdMechanics and garages
- MKF Cleaning LtdCleaning companies
- Tranquil Solutions LimitedElectricians
- Nord Air Conditioning LtdPlumbers and heating engineers
- Noco Group LtdCivil engineering
- Garrison Gardens LtdLandscapers and gardeners
- Freddaf Investments LimitedProperty developers
What happens if RJM Gas 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 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 11840160
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 February 2019 (7 years ago)
- Registered office
- 127 Raphael Drive, Shoeburyness, Southend on Sea, Essex, SS3 9UR
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 20 February 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 Southend on Sea
Other active plumbing and heating companies registered in Southend on Sea.
- Steve Hunter Heating Partnership Limited2020
- TLS Services Ltd2017
- Total Plumbing and Heating Essex Ltd2014
- Tyrrell Clark Plumbing & Heating Limited2005
- Tyrrell Plumbing & Heating Ltd2026
- W.H.Hall(Plumbers)Limited1964
- WGB Mechanical Ltd2023
- Ajh Plumbing & Heating Ltd2026
All plumbing and heating companies in Southend on Sea · All trades in Southend on Sea · Plumbers and heating engineers across the UK
Frequently asked questions
When are RJM Gas Limited's accounts due?
RJM Gas Limited's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is RJM Gas Limited's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is RJM Gas Limited still trading?
RJM Gas 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 RJM Gas Limited do?
RJM Gas Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is RJM Gas Limited?
RJM Gas Limited was incorporated on 21 February 2019, 7 years ago.
What is the penalty if RJM Gas 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 RJM Gas 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.