- Companies
- Plumbers and heating engineers
- Watford
- High Performance Contractors Ltd
High Performance Contractors Ltd
- Company number
- 15447305
- Incorporated
- 27 Jan 20242 years trading
- Registered office
- 18 Hazel Tree Road, Watford, WD24 6RQ
- Nature of business
- Plumbing, heat and air-conditioning installation; Plastering; Other building completion and finishing; Other specialised construction activities n.e.c.
High Performance Contractors Ltd is a 2-year-old private limited company registered in Watford, company number 15447305, one of 124 plumbing and heating companies in Watford. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 31 January 2025, as filed at Companies House.
Where High Performance Contractors Ltd is registered
The registered office is in Watford (WD24), in the Watford local authority area, East of England. Show WD24 6RQ on a map.
Other trade companies in WD24
- VK28 Services LtdFinishing trades
- DRR Builders LtdBuilders
- Redmarsh Trade LimitedMotor traders
- Herts Trading LtdMotor traders
- Coversure Roofing & Building LtdRoofers
- LLS Building LimitedBuilders
- Snagsense LtdSpecialist contractors
- D&X Cleaning Solutions LtdCleaning companies
What happens if High Performance Contractors 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 15447305
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 January 2024 (2 years ago)
- Registered office
- 18 Hazel Tree Road, Watford, WD24 6RQ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Plastering (SIC 43310)
Other building completion and finishing (SIC 43390)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 22 December 2025
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 Watford
Other active plumbing and heating companies registered in Watford.
- Home Comfort Assured Ltd.2013
- Homecure Limited2009
- HSM Services Ltd2022
- J C Harrow Limited2021
- J. Kendal Gas, Plumbing, and Heating Ltd2019
- Kempair Limited2003
- Kenworx Plumbing & Heating Ltd2026
- Kingswood Heating Limited2017
All plumbing and heating companies in Watford · All trades in Watford · Plumbers and heating engineers across the UK
Frequently asked questions
When are High Performance Contractors Ltd's accounts due?
High Performance Contractors Ltd's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is High Performance Contractors Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is High Performance Contractors Ltd still trading?
High Performance Contractors 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 High Performance Contractors Ltd do?
High Performance Contractors Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Plastering (SIC 43310); Other building completion and finishing (SIC 43390); Other specialised construction activities n.e.c. (SIC 43999).
How old is High Performance Contractors Ltd?
High Performance Contractors Ltd was incorporated on 27 January 2024, 2 years ago.
What is the penalty if High Performance Contractors 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 High Performance Contractors 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.