- Companies
- Electricians
- Basingstoke
- Boilerjax Ltd
Boilerjax Ltd
- Company number
- 15276034
- Incorporated
- 10 Nov 20232 years trading
- Registered office
- 44 Bounty Road, Basingstoke, Hampshire, RG21 3BU
- Nature of business
- Electrical installation; Plumbing, heat and air-conditioning installation
Boilerjax Ltd is a 2-year-old private limited company registered in Basingstoke, company number 15276034, one of 72 electrical contractors in Basingstoke. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £911 (+152.3%) on the year before, to £1,509.
- Current assets of £18K against £16K owed within a year: 1.1 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £1,509 | £6,596 | £18K | £16K | 1 |
| 30 Nov 2024 | £598 | £51 | £6,151 | £5,553 | 1 |
Where Boilerjax Ltd is registered
The registered office is in Basingstoke (RG21), in the Basingstoke and Deane local authority area, South East. Show RG21 3BU on a map.
Other trade companies in RG21
- J.Lee Studios LtdMechanics and garages
- Jflow Heating LtdPlumbers and heating engineers
- Irinacleaning LtdCleaning companies
- Summit Auto Services LtdMotor traders
- Aza General LtdBuilders
- Anchor Access Group LimitedSpecialist contractors
- Hci Homes LtdFinishing trades
- V F Gasha LimitedProperty developers
Also registered at this address
1 other company uses the same registered office as Boilerjax Ltd.
- Plumbjax LtdElectricians
What happens if Boilerjax 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 15276034
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 November 2023 (2 years ago)
- Registered office
- 44 Bounty Road, Basingstoke, Hampshire, RG21 3BU
- Nature of business
- Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220) - Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 14 November 2025
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Basingstoke
Other active electrical contractors registered in Basingstoke.
- Cat Fire Ltd2013
- CNN Electrical Ltd2020
- Concept Electrical and Maintenance Limited2004
- Cook & Jacobs Electrical Ltd2014
- Croombs Electrical Services Ltd1989
- Cross Electrical Limited2011
- Donnelly Electrical Contractors Limited2001
- Douglas Energy Solutions Limited2023
All electrical contractors in Basingstoke · All trades in Basingstoke · Electricians across the UK
Frequently asked questions
When are Boilerjax Ltd's accounts due?
Boilerjax Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Boilerjax Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Boilerjax Ltd still trading?
Boilerjax 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 Boilerjax Ltd do?
Boilerjax Ltd is registered under Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Boilerjax Ltd?
Boilerjax Ltd was incorporated on 10 November 2023, 2 years ago.
What is the penalty if Boilerjax 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 Boilerjax 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.