- Companies
- Plumbers and heating engineers
- Carshalton
- Copper Top Plumbing Limited
Copper Top Plumbing Limited
- Company number
- 06568456
- Incorporated
- 17 Apr 200818 years trading
- Registered office
- TK House,, 69 Banstead Road, Carshalton, Surrey, SM5 3NP
- Nature of business
- Plumbing, heat and air-conditioning installation
Copper Top Plumbing Limited is a 18-year-old private limited company registered in Carshalton, company number 06568456, one of 35 plumbing and heating companies in Carshalton. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £2,055 (+8.2%) on the year before, to £27K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £44K against £13K owed within a year: 3.4 times cover.
- 1 employee 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 |
|---|---|---|---|---|---|
| 30 Apr 2025 | £27K | £37K | £44K | £13K | 1 |
| 30 Apr 2024 | £25K | £39K | £51K | £18K | 1 |
| 30 Apr 2023 | £11K | £28K | £37K | £15K | 1 |
| 30 Apr 2022 | £2,367 | £19K | £33K | £15K | 1 |
| 30 Apr 2021 | £443 | £24K | £29K | £10K | 1 |
| 30 Apr 2020 | £118 | £1,376 | £11K | £14K | 1 |
| 30 Apr 2019 | £272 | £6,973 | £16K | £20K | |
| 30 Apr 2018 | £124 | £6,046 | £13K | £19K | |
| 30 Apr 2017 | £3,868 | £6,343 | £10K | £7,014 | |
| 30 Apr 2016 | £254 | £6,408 | £6,998 |
Where Copper Top Plumbing Limited is registered
The registered office is in Carshalton (SM5), in the Sutton local authority area, London. Show SM5 3NP on a map.
Other trade companies in SM5
- Rich Detailz LtdMechanics and garages
- Sutton Motor and Garage LtdMechanics and garages
- Ecobuild Plumbing & Heating LtdPlumbers and heating engineers
- Aaircon Services LtdPlumbers and heating engineers
- Perthy Properties (Greenhills) LimitedProperty developers
- Jophp LimitedCleaning companies
- Pro-Type Roofing LtdRoofers
- Mic Cleaning LimitedCleaning companies
Also registered at this address
10 other companies use the same registered office as Copper Top Plumbing Limited.
- Beltane Building Company LimitedFinishing trades
- Britannia Glass & Glazing LtdGlaziers
- DLS Solutions LtdElectricians
- Frontline Electrical (London) LtdElectricians
- Maidenbower Insulation LimitedSpecialist contractors
- Peter Burton & Co LimitedPainters and decorators
- R-Tec Services Ltd.Electricians
- Surrey Plastering Services LtdPlasterers
- W.H Driveways & Patios LtdSpecialist contractors
- Wallington Plastering Services LimitedPlasterers
What happens if Copper Top 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 06568456
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 April 2008 (18 years ago)
- Registered office
- TK House,, 69 Banstead Road, Carshalton, Surrey, SM5 3NP
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 17 April 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 Carshalton
Other active plumbing and heating companies registered in Carshalton.
- District Plumbing & Heating Ltd2021
- DT Plumbing, Gas & Heating Ltd2025
- Ecobuild Plumbing & Heating Ltd2026
- Heating and Cooling Specialists Limited2026
- Heatversity Ltd2016
- Hiq Heating & Plumbing Crew Ltd2023
- Hydren Group Ltd2025
- JDG Mechanical Limited2024
All plumbing and heating companies in Carshalton · All trades in Carshalton · Plumbers and heating engineers across the UK
Frequently asked questions
When are Copper Top Plumbing Limited's accounts due?
Copper Top Plumbing Limited's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Copper Top Plumbing Limited's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Copper Top Plumbing Limited still trading?
Copper Top 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 Copper Top Plumbing Limited do?
Copper Top Plumbing Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Copper Top Plumbing Limited?
Copper Top Plumbing Limited was incorporated on 17 April 2008, 18 years ago.
What is the penalty if Copper Top 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 Copper Top 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.