- Companies
- Specialist contractors
- High Voltage Power Resources Limited
High Voltage Power Resources Limited
- Company number
- 06334702
- Incorporated
- 6 Aug 200719 years trading
- Registered office
- 64 Windmill Road, Hampton Hill, Middx, TW12 1QU
- Nature of business
- Other specialised construction activities n.e.c.
High Voltage Power Resources Limited is a 19-year-old private limited company registered in Middx, company number 06334702, one of the UK's specialist construction companies. Its next accounts are due at Companies House on 30 May 2027, and the CT600 for the period to 30 August 2026 is due at HMRC on 30 August 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 £16K (-113.1%) on the year before, to -£1,893.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £16K against £13K owed within a year: 1.2 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Aug 2025 | -£1,893 | £16K | £13K | 0 | |
| 30 Aug 2024 | £14K | £46K | £22K | 0 | |
| 30 Aug 2023 | £6,867 | £67K | £46K | 0 | |
| 31 Aug 2022 | £2,567 | £45K | £23K | 1 | |
| 31 Aug 2021 | £6,619 | £47K | £15K | 1 | |
| 31 Aug 2020 | £1,477 | £37K | £10K | 1 | |
| 31 Aug 2019 | £14K | £32K | £19K | 1 | |
| 31 Aug 2018 | £798 | £18K | £17K | ||
| 31 Aug 2017 | £1,577 | £40K | £38K | ||
| 31 Aug 2016 | £1,064 | £9,281 | £29K | £29K |
Where High Voltage Power Resources Limited is registered
The registered office is in Middx (TW12), in the Richmond upon Thames local authority area, London. Show TW12 1QU on a map.
Other trade companies in TW12
- Smart Properties (Middx) LtdProperty developers
- JSW Painting and Decorating Ltd.Painters and decorators
- Regency Paving & Mosaics LtdLandscapers and gardeners
- Stone & Willow LimitedLandscapers and gardeners
- Shadzcornrer Interior LtdBuilders
- Deco Project LtdFloor and wall tilers
- Xpress Mobile Tyres LtdMechanics and garages
- Black Stone Services Group LtdFacilities management
What happens if High Voltage Power Resources 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 May 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 30 Aug 2027 | £375 |
| 3 to 6 months late | 31 Aug 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Aug 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Aug 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
- 06334702
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 August 2007 (19 years ago)
- Registered office
- 64 Windmill Road, Hampton Hill, Middx, TW12 1QU
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 August 2025
- Last confirmation statement
- 4 July 2025
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies
Other active specialist construction companies.
Frequently asked questions
When are High Voltage Power Resources Limited's accounts due?
High Voltage Power Resources Limited's next accounts are due at Companies House by 30 May 2027 (in 229 days), covering the period to 30 August 2026.
When is High Voltage Power Resources Limited's CT600 due?
The CT600 for the period to 30 August 2026 is due at HMRC by 30 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 May 2027.
Is High Voltage Power Resources Limited still trading?
High Voltage Power Resources 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 High Voltage Power Resources Limited do?
High Voltage Power Resources Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is High Voltage Power Resources Limited?
High Voltage Power Resources Limited was incorporated on 6 August 2007, 19 years ago.
What is the penalty if High Voltage Power Resources 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 High Voltage Power Resources 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.