- Companies
- Plumbers and heating engineers
- Chorleywood
- First Class Plumbing Ltd
First Class Plumbing Ltd
- Company number
- 11623639
- Incorporated
- 15 Oct 20187 years trading
- Registered office
- West Clayton Business Centre, Berry Lane, Chorleywood, London, WD3 5EX
- Nature of business
- Plumbing, heat and air-conditioning installation
First Class Plumbing Ltd is a 7-year-old private limited company registered in Chorleywood, company number 11623639, one of 5 plumbing and heating companies in Chorleywood. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £36K (+100%) on the year before, to £3.
- Net assets rose in 4 of 6 year-on-year comparisons on record.
- Current assets of £101K against £103K owed within a year: 1.0 times cover.
- 3 employees on average, down from 5 the year before.
- Balance sheets on record for 7 years, 2020 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £3 | £1 | £101K | £103K | 3 |
| 31 Mar 2025 | -£36K | £1 | £102K | £136K | 5 |
| 31 Mar 2024 | £682 | £1 | £201K | £179K | 7 |
| 31 Mar 2023 | £437 | £12K | £202K | £166K | 3 |
| 31 Mar 2022 | £363 | £1 | £262K | £193K | 4 |
| 31 Mar 2021 | £91 | £5 | £98K | £56K | 4 |
| 31 Mar 2020 | £283 | £5,074 | £40K | £40K | 2 |
Where First Class Plumbing Ltd is registered
The registered office is in Chorleywood (WD3), in the Three Rivers local authority area, East of England. Show WD3 5EX on a map.
Other trade companies in WD3
- DB Roofing Services LtdRoofers
- Ijesha Real Estate LtdProperty developers
- Aa Estate Developers LtdProperty developers
- DW17 LimitedProperty developers
- Twelve Construct LtdProperty developers
- Mill End Motor Company LtdMotor traders
- Daf Construction Services LtdBuilders
- J&V Customs LtdMechanics and garages
Shared registered office
56 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 First Class Plumbing 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 11623639
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 October 2018 (7 years ago)
- Registered office
- West Clayton Business Centre, Berry Lane, Chorleywood, London, WD3 5EX
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 14 October 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 Chorleywood
Other active plumbing and heating companies registered in Chorleywood.
- Safe Gas Heating & Plumbing Ltd2009
- Smy Property Services Limited1984
- T & D Plumbing & Heating Ltd2023
- Aqua & Gas (London) Ltd2011
All plumbing and heating companies in Chorleywood · All trades in Chorleywood · Plumbers and heating engineers across the UK
Frequently asked questions
When are First Class Plumbing Ltd's accounts due?
First Class Plumbing Ltd's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is First Class Plumbing Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is First Class Plumbing Ltd still trading?
First Class Plumbing 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 First Class Plumbing Ltd do?
First Class Plumbing Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is First Class Plumbing Ltd?
First Class Plumbing Ltd was incorporated on 15 October 2018, 7 years ago.
What is the penalty if First Class Plumbing 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 First Class Plumbing 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.