- Companies
- Plumbers and heating engineers
- Westerham
- BSK Mechanical Limited
BSK Mechanical Limited
- Company number
- 16144560
- Incorporated
- 19 Dec 20241 year trading
- Registered office
- Unit 1, 52 Paynesfield Road, Tatsfield, Westerham, TN16 2BG
- Nature of business
- Plumbing, heat and air-conditioning installation
BSK Mechanical Limited is a 1-year-old private limited company registered in Westerham, company number 16144560, one of 41 plumbing and heating companies in Westerham. 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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Financial snapshot, 2025
From the balance sheet at 31 December 2025, as filed at Companies House.
Where BSK Mechanical Limited is registered
The registered office is in Westerham (TN16), in the Tandridge local authority area, South East. Show TN16 2BG on a map.
Other trade companies in TN16
- Fuller & Sons Carpentry LtdProperty developers
- Protech Air Solutions LtdPlumbers and heating engineers
- DW Construction (South) LimitedCivil engineering
- Danvic Facilities & Refurbishment LimitedSpecialist contractors
- The Plumbing Brothers LtdFinishing trades
- Beckenham Driveways and Patios LtdInstallers
- Christmas Tree Farm Outdoors Services LtdLandscapers and gardeners
- Jak Rolling LimitedPainters and decorators
What happens if BSK Mechanical 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 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
- 16144560
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 December 2024 (1 year ago)
- Registered office
- Unit 1, 52 Paynesfield Road, Tatsfield, Westerham, TN16 2BG
- 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
- 18 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 Westerham
Other active plumbing and heating companies registered in Westerham.
- Bushby Heating Plumbing & Gas Services Limited1996
- Centroplumb Ltd2017
- Chislehurst Plumbing & Heating Limited2012
- Complete Install Renewable Energies Limited2008
- Connolly Bros Ltd2019
- Coolburn Air Conditioning Limited1986
- Cooling and Heating Technology Ltd2015
- Ecoclimate Global Solutions Ltd2025
All plumbing and heating companies in Westerham · All trades in Westerham · Plumbers and heating engineers across the UK
Frequently asked questions
When are BSK Mechanical Limited's accounts due?
BSK Mechanical Limited's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is BSK Mechanical Limited'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 BSK Mechanical Limited still trading?
BSK Mechanical 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 BSK Mechanical Limited do?
BSK Mechanical Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is BSK Mechanical Limited?
BSK Mechanical Limited was incorporated on 19 December 2024, 1 year ago.
What is the penalty if BSK Mechanical 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 BSK Mechanical 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.