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- Chatham
- Plumbtech Kent Limited
Company profile · Plumbers and heating engineers
Plumbtech Kent Limited
Plumbtech Kent Limited is a 9-year-old private limited company registered in Chatham, company number 10658188, one of 105 plumbing and heating companies in Chatham. Its next accounts are due at Companies House on 30 December 2026, and the CT600 for the period to 30 March 2026 is due at HMRC on 30 March 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 March 2025, as filed at Companies House.
Plumbtech Kent Limited over the years
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 £76K (+201.4%) on the year before, to £113K.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £184K against £69K owed within a year: 2.7 times cover.
- 1 employee on average, down from 2 the year before.
- 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 Mar 2025 | £113K | £184K | £69K | 1 | |
| 31 Mar 2024 | £37K | £2 | £56K | £19K | 2 |
| 31 Mar 2023 | £21K | £44K | 2 | ||
| 31 Mar 2022 | £32K | £73K | £40K | 4 | |
| 31 Mar 2021 | £46K | £93K | £47K | 4 | |
| 31 Mar 2020 | £40K | £100K | £60K | 4 | |
| 31 Mar 2019 | £22K | £85K | £65K | 2 | |
| 31 Mar 2018 | £18K | £37K | £22K |
Where Plumbtech Kent Limited is registered
The registered office is in Chatham (ME4), in the Medway local authority area, South East. Show ME4 4EE on a map.
Other trade companies in ME4
- N D Contracts & Consultancy LimitedCivil engineering
- Magnus Roofing & Services LtdRoofers
- C.H Cleaning Services LimitedCleaning companies
- Aircon Express UK LtdPlumbers and heating engineers
- D and J Cleaning Solutions LtdCleaning companies
- R.B.Builders and Managment LtdBuilders
- RJP Tint Solutions LtdFinishing trades
- Hotncold Solutions LtdMachinery repair and installation
Also registered at this address
10 other companies use the same registered office as Plumbtech Kent Limited.
- Aargents Construction UK LtdBuilders
- Communication Power & Security LimitedElectricians
- I H S Carpentry LimitedInstallers
- M D P Plumbing and Drainage LtdPlumbers and heating engineers
- Medway Vehicle Sales LtdMotor traders
- MLW Building Services LimitedFinishing trades
- Nisu Construction LimitedBuilders
- P S W Heating & Plumbing LtdPlumbers and heating engineers
- Simva Carpentry and Construction (SCC) LtdBuilders
- W&W Projects LimitedProperty developers
What happens if Plumbtech Kent 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 30 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2026 to 30 Jan 2027 | £150 |
| 1 to 3 months late | 31 Jan 2027 to 30 Mar 2027 | £375 |
| 3 to 6 months late | 31 Mar 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Mar 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Mar 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
- 10658188
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 March 2017 (9 years ago)
- Registered office
- 69-71 High Street, Chatham, Kent, ME4 4EE
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 22 December 2025
- Previous names
- Groves Plumbing Services Limited (until 10 Nov 2017)
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 Chatham
Other active plumbing and heating companies registered in Chatham.
- PML Plumbing & Heating (Sussex) Ltd2022
- Rainham Group Limited2026
- RCS Plumber Ltd2025
- Rede Group Ltd2020
- RMX Mechanical Ltd2026
- Robinson Heating and Plumbing Services Limited2025
- SCM Plumbing & Heating Ltd2017
- SG Boiler Care Ltd2025
All plumbing and heating companies in Chatham · All trades in Chatham · Plumbers and heating engineers across the UK
Frequently asked questions
When are Plumbtech Kent Limited's accounts due?
Plumbtech Kent Limited's next accounts are due at Companies House by 30 December 2026 (in 79 days), covering the period to 30 March 2026.
When is Plumbtech Kent Limited's CT600 due?
The CT600 for the period to 30 March 2026 is due at HMRC by 30 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 December 2026.
Is Plumbtech Kent Limited still trading?
Plumbtech Kent 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 Plumbtech Kent Limited do?
Plumbtech Kent Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Plumbtech Kent Limited?
Plumbtech Kent Limited was incorporated on 8 March 2017, 9 years ago.
What is the penalty if Plumbtech Kent 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 Plumbtech Kent 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.