- Companies
- Plumbers and heating engineers
- Rotherham
- Brentech Mechanical Ltd
Brentech Mechanical Ltd
- Company number
- 15692189
- Incorporated
- 29 Apr 20242 years trading
- Registered office
- The Elms, Doncaster Road, Rotherham, S65 1DY
- Nature of business
- Plumbing, heat and air-conditioning installation
Brentech Mechanical Ltd is a 2-year-old private limited company registered in Rotherham, company number 15692189, one of 158 plumbing and heating companies in Rotherham. Its next accounts are due at Companies House on 31 January 2028, and the CT600 for the period to 30 April 2027 is due at HMRC on 30 April 2028.
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 £106K (-55.9%) on the year before, to £84K.
- 6 employees on average during the year.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2026 | £84K | £245K | 6 | ||
| 30 Apr 2025 | £190K | £257K | 6 |
Where Brentech Mechanical Ltd is registered
The registered office is in Rotherham (S65), in the Rotherham local authority area, Yorkshire and The Humber. Show S65 1DY on a map.
Other trade companies in S65
- Bella Hand Car Wash LimitedCleaning companies
- TKK Logistics Solutions LtdBuilders
- DKD Drywall LtdPlasterers
- Primeglow Cleaning LtdCleaning companies
- HR Automotive LtdMotor traders
- Yasin Builders Rotherham LimitedBuilders
- WB RS Autos LtdMotor traders
- LJ Garden Services LtdLandscapers and gardeners
Also registered at this address
22 other companies use the same registered office as Brentech Mechanical Ltd.
- A Otley LimitedFinishing trades
- Ak Construction & Build LtdFinishing trades
- Ak Fire Protection LtdInstallers
- Cabin Centre Hire & Sales LtdInstallers
- Datacooling UK LimitedPlumbers and heating engineers
- DJL Sprayforce Painters & Decorators LtdPainters and decorators
- DT Powell Motors LtdMotor traders
- Flowmech LimitedPlumbers and heating engineers
- Flowtech Mechanical LimitedPlumbers and heating engineers
- Futr Plumb LtdPlumbers and heating engineers
- Guitar Upgrades LimitedMachinery repair and installation
- Joynes Entire Building Services LtdFinishing trades
- Junction 34 Cars LtdMotor traders
- Logic Automotive Solutions LtdMechanics and garages
- Lunn Cars LtdMotor traders
- Pitstop MOT Centre LtdMechanics and garages
- Portside Project Controls LtdCivil engineering
- Powell's Motors LtdMotor traders
- RCS Quality Cleaning LtdCleaning companies
- Richardsons Bathroom Interiors LtdPlumbers and heating engineers
- Sensis Maintenance LtdCleaning companies
- Vora Security LtdElectricians
What happens if Brentech Mechanical 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 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2028 to 29 Feb 2028 | £150 |
| 1 to 3 months late | 1 Mar 2028 to 30 Apr 2028 | £375 |
| 3 to 6 months late | 1 May 2028 to 31 Jul 2028 | £750 |
| More than 6 months late | From 1 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 2029 | 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
- 15692189
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 April 2024 (2 years ago)
- Registered office
- The Elms, Doncaster Road, Rotherham, S65 1DY
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2026
- Last confirmation statement
- 1 July 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 Rotherham
Other active plumbing and heating companies registered in Rotherham.
- Brookhill617 Ltd2022
- C Beharall Limited2026
- CB Plumbing & Mechanical Services Limited2022
- CB Plumbing and HVAC Services Ltd2026
- Chatsworth Plumbing & Heating Limited2002
- City Wide Mechanical Services Ltd2013
- Complete Bathroom Solutions Ltd2021
- CP Plumbing & Heating (Yorkshire) Ltd2025
All plumbing and heating companies in Rotherham · All trades in Rotherham · Plumbers and heating engineers across the UK
Frequently asked questions
When are Brentech Mechanical Ltd's accounts due?
Brentech Mechanical Ltd's next accounts are due at Companies House by 31 January 2028 (in 476 days), covering the period to 30 April 2027.
When is Brentech Mechanical Ltd's CT600 due?
The CT600 for the period to 30 April 2027 is due at HMRC by 30 April 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2028.
Is Brentech Mechanical Ltd still trading?
Brentech Mechanical 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 Brentech Mechanical Ltd do?
Brentech Mechanical Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Brentech Mechanical Ltd?
Brentech Mechanical Ltd was incorporated on 29 April 2024, 2 years ago.
What is the penalty if Brentech Mechanical 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 Brentech Mechanical 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.