- Companies
- Plumbers and heating engineers
- St Albans
- Walsh Plumbing and Heating Ltd
Walsh Plumbing and Heating Ltd
- Company number
- 11120659
- Incorporated
- 21 Dec 20178 years trading
- Registered office
- Unit 14 Oak Court Business Centre Sandridge Park, Porters Wood, St Albans, Herts, AL3 6PH
- Nature of business
- Plumbing, heat and air-conditioning installation
Walsh Plumbing and Heating Ltd is a 8-year-old private limited company registered in St Albans, company number 11120659, one of 18 plumbing and heating companies in St Albans. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 £65 (-5.4%) on the year before, to £1,132.
- Net assets rose in 2 of 7 year-on-year comparisons on record.
- Current assets of £144K against £145K owed within a year: 1.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £1,132 | £144K | £145K | 0 | |
| 31 Dec 2024 | £1,197 | £106K | £107K | 1 | |
| 31 Dec 2023 | £1,403 | £80K | £82K | 1 | |
| 31 Dec 2022 | £1,258 | £66K | £69K | 1 | |
| 31 Dec 2021 | £4,739 | £100K | £100K | 1 | |
| 31 Dec 2020 | £24K | £65K | £47K | 1 | |
| 31 Dec 2019 | £12K | ||||
| 31 Dec 2018 | £13K |
Where Walsh Plumbing and Heating Ltd is registered
The registered office is in St Albans (AL3), in the St Albans local authority area, East of England. Show AL3 6PH on a map.
Other trade companies in AL3
- KS Facilities LtdCleaning companies
- Cob Flooring and Building LtdFloor and wall tilers
- Loban Joinery Solutions LimitedJoiners and carpenters
- Kee and Drew Construction LimitedBuilders
- Yavir Greenworks LimitedLandscapers and gardeners
- Iop Services LimitedCivil engineering
- Plumridge FM LtdProperty developers
- Ag Roofing Homes LimitedFinishing trades
Also registered at this address
4 other companies use the same registered office as Walsh Plumbing and Heating Ltd.
- G&V Group LimitedSpecialist contractors
- Homecare Heating LimitedPlumbers and heating engineers
- Max RPM Repairs LimitedMechanics and garages
- Tough Construction (GT) LimitedBuilders
What happens if Walsh Plumbing and 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 11120659
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 December 2017 (8 years ago)
- Registered office
- Unit 14 Oak Court Business Centre Sandridge Park, Porters Wood, St Albans, Herts, AL3 6PH
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 20 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 St Albans
Other active plumbing and heating companies registered in St Albans.
- Watret & Co.Limited1971
- Af Clark Limited2011
- Always Plumbing Services Ltd2020
- Blue Flag Cooling Services Limited2009
- Bluewater Luxury Limited2026
- D I Smith Gas Plumbing and Heating Limited2001
- Hertfordshire Plumbing & Heating Ltd2012
- Homecare Heating Limited2000
All plumbing and heating companies in St Albans · All trades in St Albans · Plumbers and heating engineers across the UK
Frequently asked questions
When are Walsh Plumbing and Heating Ltd's accounts due?
Walsh Plumbing and Heating Ltd's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Walsh Plumbing and Heating Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Walsh Plumbing and Heating Ltd still trading?
Walsh Plumbing and 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 Walsh Plumbing and Heating Ltd do?
Walsh Plumbing and Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Walsh Plumbing and Heating Ltd?
Walsh Plumbing and Heating Ltd was incorporated on 21 December 2017, 8 years ago.
What is the penalty if Walsh Plumbing and 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 Walsh Plumbing and 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.