- Companies
- Plumbers and heating engineers
- Colwyn Bay
- Mansfield Air Conditioning Ltd
Mansfield Air Conditioning Ltd
- Company number
- 17435743
- Incorporated
- 3 Sep 2026
- Registered office
- 81 Princess Drive, Colwyn Bay, Conwy, LL29 8PW
- Nature of business
- Plumbing, heat and air-conditioning installation
Mansfield Air Conditioning Ltd is a newly incorporated private limited company registered in Colwyn Bay, company number 17435743, one of 14 plumbing and heating companies in Colwyn Bay. Its next accounts are due at Companies House on 3 June 2028, and its first CT600 is due at HMRC on 2 September 2028.
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.
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Where Mansfield Air Conditioning Ltd is registered
The registered office is in Colwyn Bay (LL29), in the Conwy local authority area, Wales. Show LL29 8PW on a map.
Other trade companies in LL29
- Minami Solutions LtdCleaning companies
- L & B Maintenance Services LtdCleaning companies
- Capital Lifecycle Construction Advisory LtdCivil engineering
- HGJ Enterprises LimitedElectricians
- Coastal Roofcare LimitedRoofers
- Mobility Motor Company MMC LtdMotor traders
- CM Surfacing & Landscaping LtdSpecialist contractors
- Ajet Property LtdSpecialist contractors
What happens if Mansfield Air Conditioning 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 3 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 4 Jun 2028 to 3 Jul 2028 | £150 |
| 1 to 3 months late | 4 Jul 2028 to 3 Sep 2028 | £375 |
| 3 to 6 months late | 4 Sep 2028 to 3 Dec 2028 | £750 |
| More than 6 months late | From 4 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 17435743
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 September 2026
- Registered office
- 81 Princess Drive, Colwyn Bay, Conwy, LL29 8PW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
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 Colwyn Bay
Other active plumbing and heating companies registered in Colwyn Bay.
- Paul Christie Associates Ltd2024
- Ron's Plumbing & Heating Limited2004
- Selwyn R Davies Limited2022
- Aberconwy Cooling Limited2024
- Ashe Windows Ltd2017
- BHP North Wales Limited2006
- Craig Taylor Plumbing Limited2019
- Darrel Water Services Ltd2024
All plumbing and heating companies in Colwyn Bay · All trades in Colwyn Bay · Plumbers and heating engineers across the UK
Frequently asked questions
When are Mansfield Air Conditioning Ltd's accounts due?
Mansfield Air Conditioning Ltd's next accounts are due at Companies House by 3 June 2028 (in 599 days), covering the period to 30 September 2027.
When is Mansfield Air Conditioning Ltd'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 September 2027, due by 2 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Mansfield Air Conditioning Ltd still trading?
Mansfield Air Conditioning 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 Mansfield Air Conditioning Ltd do?
Mansfield Air Conditioning Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Mansfield Air Conditioning Ltd?
Mansfield Air Conditioning Ltd was incorporated on 3 September 2026, less than a year ago.
What is the penalty if Mansfield Air Conditioning 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 Mansfield Air Conditioning 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.