- Companies
- Plumbers and heating engineers
- Southampton
- Gas Bright Limited
Gas Bright Limited
- Company number
- 13643908
- Incorporated
- 27 Sep 20215 years trading
- Registered office
- C/O Ama Accountancy Ltd 3 Catherine Wheel Mews, Botley, Southampton, Hampshire, SO30 2EA
- Nature of business
- Plumbing, heat and air-conditioning installation
Gas Bright Limited is a 5-year-old private limited company registered in Southampton, company number 13643908, one of 246 plumbing and heating companies in Southampton. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £8,840 (-51.5%) on the year before, to £8,328.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £35K against £33K owed within a year: 1.1 times cover.
- 3 employees on average, up from 2 the year before.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £8,328 | £18K | £35K | £33K | 3 |
| 30 Sep 2024 | £17K | £23K | £32K | £22K | 2 |
| 30 Sep 2023 | £28K | £36K | £43K | £21K | 2 |
| 30 Sep 2022 | £20K | £19K | £37K | £24K | 2 |
Where Gas Bright Limited is registered
The registered office is in Southampton (SO30), in the Eastleigh local authority area, South East. Show SO30 2EA on a map.
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Also registered at this address
2 other companies use the same registered office as Gas Bright Limited.
- Top Tier Decorators LtdBuilders
- Yardley Homes LtdBuilders
What happens if Gas Bright 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 13643908
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 September 2021 (5 years ago)
- Registered office
- C/O Ama Accountancy Ltd 3 Catherine Wheel Mews, Botley, Southampton, Hampshire, SO30 2EA
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 20 September 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 Southampton
Other active plumbing and heating companies registered in Southampton.
- Gasnier Plumbing & Heating Limited2006
- Gaswarm Heating and Mechanical Ltd2018
- GHP South Ltd2017
- GLC Plumbing & Heating Ltd2012
- Gosouth Gas Ltd2013
- GW Gas Ltd2015
- H2O Renewable Energy Ltd2020
- Hamps Plumbing & Heating Limited2023
All plumbing and heating companies in Southampton · All trades in Southampton · Plumbers and heating engineers across the UK
Frequently asked questions
When are Gas Bright Limited's accounts due?
Gas Bright Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Gas Bright Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Gas Bright Limited still trading?
Gas Bright Limited is listed as active on the Companies House register (checked 13 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 Gas Bright Limited do?
Gas Bright Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Gas Bright Limited?
Gas Bright Limited was incorporated on 27 September 2021, 5 years ago.
What is the penalty if Gas Bright 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 Gas Bright Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.