- Companies
- Plumbers and heating engineers
- Alton
- Karl Moore Plumbing and Heating Limited
Karl Moore Plumbing and Heating Limited
- Company number
- 13753463
- Incorporated
- 18 Nov 20214 years trading
- Registered office
- 40A Butts Road, Alton, GU34 1LW
- Nature of business
- Plumbing, heat and air-conditioning installation
Karl Moore Plumbing and Heating Limited is a 4-year-old private limited company registered in Alton, company number 13753463, one of 18 plumbing and heating companies in Alton. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £7,885 (-42%) on the year before, to £11K.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £14K against £2,936 owed within a year: 4.8 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £11K | £14K | £2,936 | 1 | |
| 30 Nov 2024 | £19K | £34K | £15K | 1 | |
| 30 Nov 2023 | £15K | £28K | £12K | 1 | |
| 30 Nov 2022 | £20 | £4,722 | 1 |
Where Karl Moore Plumbing and Heating Limited is registered
The registered office is in Alton (GU34), in the East Hampshire local authority area, South East. Show GU34 1LW on a map.
Other trade companies in GU34
- Selborne Oak LtdBuilders
- Road & Acre LtdMotor traders
- S Charlton & Sons LimitedFinishing trades
- Buoyansea LtdMachinery repair and installation
- Ajs Design & Build LimitedJoiners and carpenters
- Inca Road Sales LimitedMechanics and garages
- Alton Valeting LtdCleaning companies
- Ab Maintain LimitedMachinery repair and installation
What happens if Karl Moore Plumbing and Heating 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 13753463
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 November 2021 (4 years ago)
- Registered office
- 40A Butts Road, Alton, GU34 1LW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 17 November 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 Alton
Other active plumbing and heating companies registered in Alton.
- Lehmann Services Ltd2025
- MG Mechanical Ltd2020
- MPS Plumbing Solutions Limited2006
- N B Heating & Plumbing Services Ltd2016
- Pipeline Heating Limited2019
- R Seaby Limited2013
- SG Heating & Plumbing Ltd2011
- South East Multi Services Ltd2023
All plumbing and heating companies in Alton · All trades in Alton · Plumbers and heating engineers across the UK
Frequently asked questions
When are Karl Moore Plumbing and Heating Limited's accounts due?
Karl Moore Plumbing and Heating Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Karl Moore Plumbing and Heating Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Karl Moore Plumbing and Heating Limited still trading?
Karl Moore Plumbing and Heating 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 Karl Moore Plumbing and Heating Limited do?
Karl Moore Plumbing and Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Karl Moore Plumbing and Heating Limited?
Karl Moore Plumbing and Heating Limited was incorporated on 18 November 2021, 4 years ago.
What is the penalty if Karl Moore Plumbing and Heating 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 Karl Moore Plumbing and Heating 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.