- Companies
- Plumbers and heating engineers
- Warwick
- Proline Plumbing Limited
Proline Plumbing Limited
- Company number
- 10234692
- Incorporated
- 16 Jun 201610 years trading
- Registered office
- Warwick Business Centre Hawkes Drive, Heathcote Industrial Estate, Warwick, Warwickshire, CV34 6LX
- Nature of business
- Plumbing, heat and air-conditioning installation
Proline Plumbing Limited is a 10-year-old private limited company registered in Warwick, company number 10234692, one of 29 plumbing and heating companies in Warwick. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 £259 (-4.2%) on the year before, to £5,976.
- Net assets rose in 3 of 8 year-on-year comparisons on record.
- Current assets of £8,150 against £2,175 owed within a year: 3.7 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £5,976 | £4,909 | £8,150 | £2,175 | 1 |
| 30 Jun 2024 | £6,235 | £3,860 | £3,861 | £2,800 | 1 |
| 30 Jun 2023 | £9,132 | £2,949 | £5,950 | £7,422 | 1 |
| 30 Jun 2022 | £9,950 | £1,337 | £1,338 | £7,423 | 1 |
| 30 Jun 2021 | £6,597 | £1,664 | £8,393 | £2,564 | 1 |
| 30 Jun 2020 | £6,597 | £1,664 | £8,392 | £2,563 | 1 |
| 30 Jun 2019 | £1,005 | £1,215 | £2,216 | £2,235 | |
| 30 Jun 2018 | -£1,228 | £1,150 | £2,527 | £5,035 | |
| 30 Jun 2017 | £1 | £1 |
Where Proline Plumbing Limited is registered
The registered office is in Warwick (CV34), in the Warwick local authority area, West Midlands. Show CV34 6LX on a map.
Other trade companies in CV34
- Dssa Developments LtdProperty developers
- Legend Electrician LtdElectricians
- Nah Services LtdBuilders
- Aeb Developments LtdProperty developers
- Crownstone Cars LtdMotor traders
- D.S Landscape & Groundwork LtdLandscapers and gardeners
- Parkhouse Construction and Design LtdProperty developers
- Dynamic Site Services LtdBuilders
Shared registered office
30 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Proline Plumbing 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 31 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 10234692
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 June 2016 (10 years ago)
- Registered office
- Warwick Business Centre Hawkes Drive, Heathcote Industrial Estate, Warwick, Warwickshire, CV34 6LX
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 26 June 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 Warwick
Other active plumbing and heating companies registered in Warwick.
- RBG Property Developments Ltd2019
- Red Horse Heating Limited2022
- Rose Developments Midlands Ltd2025
- Rothley Air Movements Limited2013
- RSP Services 18 Ltd2021
- Sja Heating & Plumbing Services Limited2018
- Thorpes Plumbing & Heating Limited2014
- U-Pro Innovations Ltd2025
All plumbing and heating companies in Warwick · All trades in Warwick · Plumbers and heating engineers across the UK
Frequently asked questions
When are Proline Plumbing Limited's accounts due?
Proline Plumbing Limited's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is Proline Plumbing Limited's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Proline Plumbing Limited still trading?
Proline Plumbing Limited 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 Proline Plumbing Limited do?
Proline Plumbing Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Proline Plumbing Limited?
Proline Plumbing Limited was incorporated on 16 June 2016, 10 years ago.
What is the penalty if Proline Plumbing 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 Proline Plumbing Limited 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.