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- Oldham
- Cool Engineering Ltd
Company profile · Plumbers and heating engineers
Cool Engineering Ltd
Cool Engineering Ltd is a 14-year-old private limited company registered in Oldham, company number 08036967, one of 106 plumbing and heating companies in Oldham. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 29 May 2026 is due at HMRC on 29 May 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 29 May 2025, as filed at Companies House.
Cool Engineering Ltd 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 down £188 (-37.8%) on the year before, to £309.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £48K against £49K owed within a year: 1.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 29 May 2025 | £309 | £48K | £49K | 1 | |
| 31 May 2024 | £497 | £38K | £39K | 1 | |
| 31 May 2023 | £320 | £34K | £34K | 2 | |
| 31 May 2022 | £249 | £38K | £37K | 2 | |
| 31 May 2021 | £9,044 | £58K | £52K | 3 | |
| 31 May 2020 | £581 | £48K | £50K | 3 | |
| 31 May 2019 | £739 | £40K | £55K | 3 | |
| 28 May 2019 | -£739 | -£40K | £55K | 3 | |
| 31 May 2018 | -£683 | -£51K | £62K | ||
| 28 May 2018 | -£683 | -£51K | £62K | 3 |
Where Cool Engineering Ltd is registered
The registered office is in Oldham (OL2), in the Oldham local authority area, North West. Show OL2 7DF on a map.
Other trade companies in OL2
- Car Zone Oldham LtdMotor traders
- Jackson Hale LtdJoiners and carpenters
- K&E Contractors LtdSpecialist contractors
- Reactive Building & Maintenance LtdJoiners and carpenters
- Eldox LtdInstallers
- Royton Breakers LtdMotor traders
- JV Motors LimitedMotor traders
- G-Tech Design & Consultancy LimitedPlumbers and heating engineers
What happens if Cool Engineering 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 30 May 2027 | £200 |
| 3 months late | 29 Aug 2027 | another £200 |
| 6 months late | 29 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 29 May 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
- 08036967
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 April 2012 (14 years ago)
- Registered office
- 5 Bickerstaffe Close, Shaw, Oldham, OL2 7DF
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 29 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 29 May 2025
- Last confirmation statement
- 29 March 2025
- Previous names
- Coolnation Engineering Ltd (until 19 Nov 2012)
Cool Nation Engineering Ltd (until 19 Apr 2012)
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 Oldham
Other active plumbing and heating companies registered in Oldham.
- Cooper's Plumbing & Heating Limited2009
- D A Heating Engineers Ltd2025
- Dany A2Z Maintenance Services Limited2023
- DC Refrigeration Ltd2026
- DLV Plumbing & Heating Ltd2008
- DT Plumbing (NW) Ltd2016
- Eco4 Energy Solutions Ltd2022
- Eric Entwistle Limited2009
All plumbing and heating companies in Oldham · All trades in Oldham · Plumbers and heating engineers across the UK
Frequently asked questions
When are Cool Engineering Ltd's accounts due?
Cool Engineering Ltd's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 29 May 2026.
When is Cool Engineering Ltd's CT600 due?
The CT600 for the period to 29 May 2026 is due at HMRC by 29 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Cool Engineering Ltd still trading?
Cool Engineering Ltd is listed as active on the Companies House register (checked 12 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 Cool Engineering Ltd do?
Cool Engineering Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Cool Engineering Ltd?
Cool Engineering Ltd was incorporated on 19 April 2012, 14 years ago.
What is the penalty if Cool Engineering 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 Cool Engineering Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.