- Companies
- Electricians
- Bournemouth
- Prostar Energy Ltd
Prostar Energy Ltd
- Company number
- 12081074
- Incorporated
- 2 Jul 20197 years trading
- Registered office
- 4 Namu Road, Bournemouth, BH9 2QU
- Nature of business
- Electrical installation; Plumbing, heat and air-conditioning installation
Prostar Energy Ltd is a 7-year-old private limited company registered in Bournemouth, company number 12081074, one of 157 electrical contractors in Bournemouth. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 £67K on the year before, to £69K.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £212K against £157K owed within a year: 1.3 times cover.
- 3 employees on average, down from 4 the year before.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £69K | £24K | £212K | £157K | 3 |
| 31 Jul 2024 | £1,683 | £13K | £52K | £50K | 4 |
| 31 Jul 2023 | £656 | £2,801 | £3,457 | 1 | |
| 31 Jul 2022 | £5 | £2,808 | £2,803 | 1 | |
| 31 Jul 2021 | £10K | £15K | £4,901 | 1 | |
| 31 Jul 2020 | £4,848 | £8,118 | £3,270 | 2 |
Where Prostar Energy Ltd is registered
The registered office is in Bournemouth (BH9), in the Bournemouth, Christchurch and Poole local authority area, South West. Show BH9 2QU 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
Also registered at this address
4 other companies use the same registered office as Prostar Energy Ltd.
- All Solutions LimitedRepair services
- Entire Flooring LimitedFloor and wall tilers
- Gothic Construction LimitedProperty developers
- Steve Davies Homes LimitedBuilders
What happens if Prostar Energy 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 12081074
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 July 2019 (7 years ago)
- Registered office
- 4 Namu Road, Bournemouth, BH9 2QU
- Nature of business
- Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220) - Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 13 August 2025
- Previous names
- Expert Plumber South Ltd (until 19 Apr 2024)
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 Bournemouth
Other active electrical contractors registered in Bournemouth.
- Quantum Field Electrical Ltd2025
- Recharge Renewables Ltd2023
- RMS Electrical (South Coast) Ltd2022
- Ross Electrical Contractors Ltd2016
- Rouse Property Maintenance Ltd2026
- Sarita Electrical & Renewables Ltd2026
- SC Electric Bournemouth Electrician Ltd2022
- Serelec Ltd2025
All electrical contractors in Bournemouth · All trades in Bournemouth · Electricians across the UK
Frequently asked questions
When are Prostar Energy Ltd's accounts due?
Prostar Energy Ltd's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Prostar Energy Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Prostar Energy Ltd still trading?
Prostar Energy Ltd 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 Prostar Energy Ltd do?
Prostar Energy Ltd is registered under Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Prostar Energy Ltd?
Prostar Energy Ltd was incorporated on 2 July 2019, 7 years ago.
What is the penalty if Prostar Energy 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 Prostar Energy Ltd 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.