- Companies
- Plumbers and heating engineers
- Letchworth Garden City
- Zen Cooling Limited
Zen Cooling Limited
- Company number
- 16289332
- Incorporated
- 3 Mar 20251 year trading
- Registered office
- Devonshire Business Centre (A13), Works Road, Letchworth Garden City, SG6 1GJ
- Nature of business
- Plumbing, heat and air-conditioning installation; Other construction installation
Zen Cooling Limited is a 1-year-old private limited company registered in Letchworth Garden City, company number 16289332, one of 20 plumbing and heating companies in Letchworth Garden City. Its next accounts are due at Companies House on 3 December 2026, and its first CT600 is due at HMRC on 2 March 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
Is this your company?
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Where Zen Cooling Limited is registered
The registered office is in Letchworth Garden City (SG6), in the North Hertfordshire local authority area, East of England. Show SG6 1GJ on a map.
Other trade companies in SG6
- Combined Auto Services LimitedMotor traders
- G.O.A.L Energy Services LtdElectricians
- Bedmond Construction LtdProperty developers
- Barski Property Care LtdBuilders
- PK Construction and Stones LimitedBuilders
- McCormack Maintenance LtdCivil engineering
- Nitdas Cleaning Solution LtdCleaning companies
- Nbtotalproperty LtdLandscapers and gardeners
Shared registered office
38 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Zen Cooling 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 3 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 4 Dec 2026 to 3 Jan 2027 | £150 |
| 1 to 3 months late | 4 Jan 2027 to 3 Mar 2027 | £375 |
| 3 to 6 months late | 4 Mar 2027 to 3 Jun 2027 | £750 |
| More than 6 months late | From 4 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 16289332
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 March 2025 (1 year ago)
- Registered office
- Devonshire Business Centre (A13), Works Road, Letchworth Garden City, SG6 1GJ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290) - Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 2 March 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 Letchworth Garden City
Other active plumbing and heating companies registered in Letchworth Garden City.
- Ad Plumbing & Heating Services Ltd2020
- All Things Water Ltd2021
- Andrew Stevenson Developments Ltd2014
- Bakker & Wilson Plumbing & Heating Ltd2013
- Blue Whale Plumbing and Heating Ltd2023
- Brooks Plumbing & Heating Services Ltd2022
- Brown's Boilers Ltd2023
- Bywater Plumbing & Heating Limited2010
All plumbing and heating companies in Letchworth Garden City · All trades in Letchworth Garden City · Plumbers and heating engineers across the UK
Frequently asked questions
When are Zen Cooling Limited's accounts due?
Zen Cooling Limited's next accounts are due at Companies House by 3 December 2026 (in 51 days), covering the period to 31 March 2026.
When is Zen Cooling Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 2 March 2026, due by 2 March 2027, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Zen Cooling Limited still trading?
Zen Cooling 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 Zen Cooling Limited do?
Zen Cooling Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290).
How old is Zen Cooling Limited?
Zen Cooling Limited was incorporated on 3 March 2025, 1 year ago.
What is the penalty if Zen Cooling 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 Zen Cooling 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.