- Companies
- Plumbers and heating engineers
- Bournemouth
- JSJ Gas Limited
JSJ Gas Limited
- Company number
- 04249276
- Incorporated
- 10 Jul 200125 years trading
- Registered office
- 168 Alma Road, Bournemouth, Dorset, BH9 1AJ
- Nature of business
- Plumbing, heat and air-conditioning installation
JSJ Gas Limited is a 25-year-old private limited company registered in Bournemouth, company number 04249276, one of 142 plumbing and heating companies in Bournemouth. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for JSJ Gas LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £716 (+4.5%) on the year before, to £17K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £91K against £63K owed within a year: 1.4 times cover.
- 4 employees on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £17K | £91K | £63K | 4 | |
| 31 Mar 2025 | £16K | £84K | £58K | 4 | |
| 31 Mar 2024 | £10K | £87K | £58K | 4 | |
| 31 Mar 2023 | £4 | £58K | 4 | ||
| 31 Mar 2022 | £47 | £62K | £33K | 2 | |
| 31 Mar 2021 | £383 | £68K | £48K | 2 | |
| 31 Mar 2020 | £243 | £22K | £32K | 2 | |
| 31 Mar 2019 | £648 | £15K | £23K | ||
| 31 Mar 2018 | £2,128 | £12K | £19K | ||
| 31 Mar 2017 | £12K | £18K | £26K | £24K | 4 |
Where JSJ Gas Limited is registered
The registered office is in Bournemouth (BH9), in the Bournemouth, Christchurch and Poole local authority area, South West. Show BH9 1AJ on a map.
Other trade companies in BH9
- 2 Next Level LtdCleaning companies
- Omnicleanco LtdCleaning companies
- Black Spark Electrical LtdElectricians
- Stephen Brown Building LtdProperty developers
- Staycool Southside LtdMachinery repair and installation
- Brighternest Cleaning Service LtdCleaning companies
- Prosperity Automotive LtdMotor traders
- Spraybooth Services LimitedMachinery repair and installation
What happens if JSJ 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 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
- 04249276
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 July 2001 (25 years ago)
- Registered office
- 168 Alma Road, Bournemouth, Dorset, BH9 1AJ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 20 June 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 Bournemouth
Other active plumbing and heating companies registered in Bournemouth.
- Lew Plumbing Ltd2010
- Mace Mechanical Ltd2019
- Mark Prentice Heating Ltd2025
- Martin Bebbington Limited2009
- Master Tradesman Ductwork Solutions Limited2016
- Max Worsley Plumbing & Heating Ltd2015
- MDH Plumbing & Heating (South Coast) Ltd2012
- Mechtite Ltd2022
All plumbing and heating companies in Bournemouth · All trades in Bournemouth · Plumbers and heating engineers across the UK
Frequently asked questions
When are JSJ Gas Limited's accounts due?
JSJ Gas Limited's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is JSJ Gas Limited'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 JSJ Gas Limited still trading?
JSJ 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 JSJ Gas Limited do?
JSJ Gas Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is JSJ Gas Limited?
JSJ Gas Limited was incorporated on 10 July 2001, 25 years ago.
What is the penalty if JSJ 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 JSJ 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.