- Companies
- Plumbers and heating engineers
- Ashford
- Heatsource Mechanical Engineers Ltd
Heatsource Mechanical Engineers Ltd
- Company number
- 15656230
- Incorporated
- 17 Apr 20242 years trading
- Registered office
- Hunt Ford & Co Accountants, Osborne House 143-145, Stanwell Road, Ashford, Middlesex, TW15 3QN
- Nature of business
- Plumbing, heat and air-conditioning installation
Heatsource Mechanical Engineers Ltd is a 2-year-old private limited company registered in Ashford, company number 15656230, one of 137 plumbing and heating companies in Ashford. 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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Financial snapshot, 2025
From the balance sheet at 30 April 2025, as filed at Companies House.
Where Heatsource Mechanical Engineers Ltd is registered
The registered office is in Ashford (TW15), in the Spelthorne local authority area, South East. Show TW15 3QN on a map.
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Also registered at this address
18 other companies use the same registered office as Heatsource Mechanical Engineers Ltd.
- A&GB Scaffolding LtdScaffolders
- C&M Scaffolding Solutions LtdScaffolders
- Cathedral Cleaning LtdCleaning companies
- Commercial Plumbing Services LtdPlumbers and heating engineers
- Cosstick Property Services LtdProperty developers
- Hampton Court Chimney Services LtdCleaning companies
- K Gosling Construction LtdBuilders
- Kevin Hort Building & Landscaping LtdBuilders
- Local Branch LtdLandscapers and gardeners
- Paul Lansdell Construction LtdBuilders
- Resin Design Specialist LtdSpecialist contractors
- Saib Canal LtdBuilders
- Sargento Construction LtdFinishing trades
- Spartan Drilling Services LtdGroundworks and demolition
- Thames Flame Renewables LtdPlumbers and heating engineers
- Vincent Kane Blackett & Sons LtdProperty developers
- Warrens Window Cleaning LtdCleaning companies
- Williams Design & Build LtdProperty developers
What happens if Heatsource Mechanical Engineers 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 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
- 15656230
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 April 2024 (2 years ago)
- Registered office
- Hunt Ford & Co Accountants, Osborne House 143-145, Stanwell Road, Ashford, Middlesex, TW15 3QN
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 16 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 Ashford
Other active plumbing and heating companies registered in Ashford.
- Henry Clifford Ltd2024
- Henry Green Plumbing & Heating Solutions Ltd2018
- Hero Mechanical Services Ltd2020
- Hollyer's Heating Limited2021
- Homegen Ltd2018
- Hughes Heating Ltd2023
- I A Maitland & Sons Ltd2010
- Ib Heating & Renewables Ltd2025
All plumbing and heating companies in Ashford · All trades in Ashford · Plumbers and heating engineers across the UK
Frequently asked questions
When are Heatsource Mechanical Engineers Ltd's accounts due?
Heatsource Mechanical Engineers Ltd's next accounts are due at Companies House by 31 January 2027 (in 111 days), covering the period to 30 April 2026.
When is Heatsource Mechanical Engineers Ltd'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 Heatsource Mechanical Engineers Ltd still trading?
Heatsource Mechanical Engineers 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 Heatsource Mechanical Engineers Ltd do?
Heatsource Mechanical Engineers Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Heatsource Mechanical Engineers Ltd?
Heatsource Mechanical Engineers Ltd was incorporated on 17 April 2024, 2 years ago.
What is the penalty if Heatsource Mechanical Engineers 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 Heatsource Mechanical Engineers 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.