- Companies
- Plumbers and heating engineers
- Welwyn Garden City
- Herts Plumbing & Heating Ltd
Herts Plumbing & Heating Ltd
- Company number
- 06747594
- Incorporated
- 12 Nov 200817 years trading
- Registered office
- 12 Cypress Avenue, Welwyn Garden City, Hertfordshire, AL7 1HN
- Nature of business
- Plumbing, heat and air-conditioning installation
Herts Plumbing & Heating Ltd is a 17-year-old private limited company registered in Welwyn Garden City, company number 06747594, one of 32 plumbing and heating companies in Welwyn Garden City. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 £11K (+1.6%) on the year before, to £709K.
- Net assets rose in 9 of 9 year-on-year comparisons on record.
- Current assets of £789K against £80K owed within a year: 9.8 times cover.
- 2 employees on average during the year.
- 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 |
|---|---|---|---|---|---|
| 31 Oct 2025 | £709K | £789K | £80K | 2 | |
| 31 Oct 2024 | £697K | £750K | £53K | 2 | |
| 31 Oct 2023 | £661K | £741K | £81K | 3 | |
| 31 Oct 2022 | £500K | £670K | £170K | 3 | |
| 31 Oct 2021 | £393K | £472K | £514K | £122K | 3 |
| 31 Oct 2020 | £293K | £412K | £453K | £160K | 3 |
| 31 Oct 2019 | £240K | £338K | £380K | £143K | 3 |
| 31 Oct 2018 | £215K | £307K | £328K | £122K | 4 |
| 31 Oct 2017 | £200K | £274K | £293K | £109K | 4 |
| 31 Oct 2016 | £172K | £257K | £278K | £118K | 3 |
Where Herts Plumbing & Heating Ltd is registered
The registered office is in Welwyn Garden City (AL7), in the Welwyn Hatfield local authority area, East of England. Show AL7 1HN on a map.
Other trade companies in AL7
- Mechanicalwise LtdInstallers
- Azalea Services LimitedSpecialist contractors
- Malmech and Mannion LimitedMechanics and garages
- T&D Construction Group LtdFinishing trades
- Vertec Roofing and Building LtdRoofers
- Selectlane LtdMotor traders
- Af Pressure Washing LtdCleaning companies
- Jet Professional LtdCleaning companies
What happens if Herts Plumbing & Heating 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 06747594
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 November 2008 (17 years ago)
- Registered office
- 12 Cypress Avenue, Welwyn Garden City, Hertfordshire, AL7 1HN
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 13 March 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 Welwyn Garden City
Other active plumbing and heating companies registered in Welwyn Garden City.
- Hesse Gas Supply Ltd2024
- Loui Plumbing Services Ltd2026
- LT Air Conditioning Limited2026
- M E London Plumbing & Heating Ltd2022
- MMC Plumbing & Heating Limited2014
- Panoptic Plumbing Limited2022
- Pioneering Plumbing Ltd2019
- Pro Ventilation Ltd2016
All plumbing and heating companies in Welwyn Garden City · All trades in Welwyn Garden City · Plumbers and heating engineers across the UK
Frequently asked questions
When are Herts Plumbing & Heating Ltd's accounts due?
Herts Plumbing & Heating Ltd's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is Herts Plumbing & Heating Ltd's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Herts Plumbing & Heating Ltd still trading?
Herts Plumbing & Heating 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 Herts Plumbing & Heating Ltd do?
Herts Plumbing & Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Herts Plumbing & Heating Ltd?
Herts Plumbing & Heating Ltd was incorporated on 12 November 2008, 17 years ago.
What is the penalty if Herts Plumbing & Heating 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 Herts Plumbing & Heating 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.