Gas Wiz Ltd
- Company number
- 15649093
- Incorporated
- 15 Apr 20242 years trading
- Registered office
- 54 Newberries Avenue, Radlett, WD7 7EP
- Nature of business
- Plumbing, heat and air-conditioning installation
Gas Wiz Ltd is a 2-year-old private limited company registered in Radlett, company number 15649093, one of the UK's plumbing and heating companies. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 April 2025, as filed at Companies House.
Who runs and owns Gas Wiz Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| S*** S*** | Director | Apr 2024 |
Person with significant control
Where Gas Wiz Ltd is registered
The registered office is in Radlett (WD7), in the Hertsmere local authority area, East of England. Show WD7 7EP on a map.
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Also registered at this address
4 other companies use the same registered office as Gas Wiz Ltd.
- CRPK Engineering LtdMachinery repair and installation
- Gemstone Estates LimitedProperty developers
- Hach Building Services LtdProperty developers
- Saigal Properties LimitedProperty developers
What happens if Gas Wiz 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 15649093
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 April 2024 (2 years ago)
- Registered office
- 54 Newberries Avenue, Radlett, WD7 7EP
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 14 April 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 Radlett
Other active plumbing and heating companies registered in Radlett.
All plumbing and heating companies in Radlett · All trades in Radlett · Plumbers and heating engineers across the UK
Frequently asked questions
When are Gas Wiz Ltd's accounts due?
Gas Wiz Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Gas Wiz Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Gas Wiz Ltd still trading?
Gas Wiz 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 Gas Wiz Ltd do?
Gas Wiz Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Gas Wiz Ltd?
Gas Wiz Ltd was incorporated on 15 April 2024, 2 years ago.
Who runs Gas Wiz Ltd?
Gas Wiz Ltd has 1 active director, the longest-serving appointed in Apr 2024. Their names and service addresses are on the Companies House register.
Who owns Gas Wiz Ltd?
One person or company has significant control of Gas Wiz Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Gas Wiz 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 Gas Wiz 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.