- Companies
- Plumbers and heating engineers
- Huntingdon
- Coolflow Ac Ltd
Coolflow Ac Ltd
- Company number
- 13546852
- Incorporated
- 4 Aug 20215 years trading
- Registered office
- 3 Queens Road, Somersham, Huntingdon, Cambridgeshire, PE28 3HR
- Nature of business
- Plumbing, heat and air-conditioning installation
Coolflow Ac Ltd is a 5-year-old private limited company registered in Huntingdon, company number 13546852, one of 49 plumbing and heating companies in Huntingdon. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 2027.
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 up £11K (+22.1%) on the year before, to £62K.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £79K against £52K owed within a year: 1.5 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £62K | £79K | £52K | 0 | |
| 31 Aug 2024 | £51K | £52K | £30K | 1 | |
| 31 Aug 2023 | £21K | £15K | £15K | 1 | |
| 31 Aug 2022 | £1 | £0 |
Where Coolflow Ac Ltd is registered
The registered office is in Huntingdon (PE28), in the Huntingdonshire local authority area, East of England. Show PE28 3HR on a map.
Other trade companies in PE28
- TRL and Sons LtdBuilders
- Azoon Flooring Prep LtdBuilders
- New Lease Electrical Services LtdElectricians
- Horizon Build & Glazing LimitedGlaziers
- Kje Autorepairs LtdMechanics and garages
- East Anglia Safety & Access Consultancy LtdSpecialist contractors
- Canmore Air Conditioning LimitedMachinery repair and installation
- Trojan Mechanical LtdPlumbers and heating engineers
What happens if Coolflow Ac 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 13546852
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 August 2021 (5 years ago)
- Registered office
- 3 Queens Road, Somersham, Huntingdon, Cambridgeshire, PE28 3HR
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 12 August 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 Huntingdon
Other active plumbing and heating companies registered in Huntingdon.
- Cos B & E Ltd2021
- Country Stoves and Sweeps Ltd2020
- D S Plumbing & Heating (Cambs) Limited2014
- East Air Conditioning Services Limited2017
- East Anglia Gasworks Ltd2022
- Easteals Limited2017
- Ecolife Climate Solutions Limited2026
- First Choice Plumbing and Property Ltd2026
All plumbing and heating companies in Huntingdon · All trades in Huntingdon · Plumbers and heating engineers across the UK
Frequently asked questions
When are Coolflow Ac Ltd's accounts due?
Coolflow Ac Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Coolflow Ac Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Coolflow Ac Ltd still trading?
Coolflow Ac 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 Coolflow Ac Ltd do?
Coolflow Ac Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Coolflow Ac Ltd?
Coolflow Ac Ltd was incorporated on 4 August 2021, 5 years ago.
What is the penalty if Coolflow Ac 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 Coolflow Ac 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.