- Companies
- Plumbers and heating engineers
- High Wycombe
- Gas Genius Limited
Gas Genius Limited
- Company number
- 15978811
- Incorporated
- 25 Sep 20242 years trading
- Registered office
- First Floor Victoria House, Victoria Street, High Wycombe, Bucks, HP11 2LU
- Nature of business
- Plumbing, heat and air-conditioning installation; Other letting and operating of own or leased real estate
Gas Genius Limited is a 2-year-old private limited company registered in High Wycombe, company number 15978811, one of 120 plumbing and heating companies in High Wycombe. 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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Financial snapshot, 2025
From the balance sheet at 30 September 2025, as filed at Companies House.
Where Gas Genius Limited is registered
The registered office is in High Wycombe (HP11), in the Buckinghamshire local authority area, South East. Show HP11 2LU on a map.
Other trade companies in HP11
- Voltenara Energy LtdInstallers
- 2M Cars Sales LtdMotor traders
- Medway Cars LimitedMotor traders
- Chilterns Air Conditioning LtdPlumbers and heating engineers
- Foundries Roofing and Building LtdFinishing trades
- Service Heat and Cool LimitedPlumbers and heating engineers
- Goat & Co UK LtdProperty developers
- Eighty Eighty Services LimitedElectricians
Also registered at this address
10 other companies use the same registered office as Gas Genius Limited.
- Bucks Cars Chesham LimitedMotor traders
- D E Car Sales LtdMotor traders
- Drive Co Cars LtdMotor traders
- El Lifestyle Services LtdCleaning companies
- Forza Autofficina LimitedMechanics and garages
- Mak Motors (H.W) LtdMotor traders
- Nailed IT Roofing and Construction LimitedSpecialist contractors
- Safeshield Building & Roofing Contractors LtdBuilders
- Tekton Roofing and Building Complete Property Solutions LtdFinishing trades
- UK Cars Chesham LtdMotor traders
What happens if Gas Genius 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
- 15978811
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 September 2024 (2 years ago)
- Registered office
- First Floor Victoria House, Victoria Street, High Wycombe, Bucks, HP11 2LU
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other letting and operating of own or leased real estate (SIC 68209) - Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 5 March 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 High Wycombe
Other active plumbing and heating companies registered in High Wycombe.
- Gas Heating and Air Con Ltd2025
- Gasprom Ltd2024
- Gasworx Plumbing & Heating Services Ltd2020
- Gornall Gas Ltd2026
- Greenovo Ltd2020
- H2O Plumbing (Oxford) Ltd2015
- Hancock Property Services Ltd2025
- Harveys Mechanical Limited2017
All plumbing and heating companies in High Wycombe · All trades in High Wycombe · Plumbers and heating engineers across the UK
Frequently asked questions
When are Gas Genius Limited's accounts due?
Gas Genius 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 Genius 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 Genius Limited still trading?
Gas Genius 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 Gas Genius Limited do?
Gas Genius Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other letting and operating of own or leased real estate (SIC 68209).
How old is Gas Genius Limited?
Gas Genius Limited was incorporated on 25 September 2024, 2 years ago.
What is the penalty if Gas Genius 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 Genius 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.