- Companies
- Plumbers and heating engineers
- Mildenhall
- Avon Air Con Ltd
Avon Air Con Ltd
- Company number
- 17364607
- Incorporated
- 27 Jul 2026
- Registered office
- Unit A, 82 James Carter Road, Mildenhall, IP28 7DE
- Nature of business
- Plumbing, heat and air-conditioning installation
Avon Air Con Ltd is a newly incorporated private limited company registered in Mildenhall, company number 17364607, one of 23 plumbing and heating companies in Mildenhall. Its next accounts are due at Companies House on 27 April 2028, and its first CT600 is due at HMRC on 26 July 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 Avon Air Con Ltd is registered
The registered office is in Mildenhall (IP28), in the West Suffolk local authority area, East of England. Show IP28 7DE on a map.
Other trade companies in IP28
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- Rowley Construction Solutions LtdBuilders
- Palatone LtdRepair services
- Local Roofing N Chimneys LimitedRoofers
- SC Joinery and Building Solutions LtdBuilders
- Scuffiq LtdMechanics and garages
- DG Classic Cars LtdMotor traders
- E.B. Fitch Historic Buildings Specialists LtdPainters and decorators
Shared registered office
204 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 Avon Air Con 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 27 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 28 Apr 2028 to 27 May 2028 | £150 |
| 1 to 3 months late | 28 May 2028 to 27 Jul 2028 | £375 |
| 3 to 6 months late | 28 Jul 2028 to 27 Oct 2028 | £750 |
| More than 6 months late | From 28 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2028 | £200 |
| 3 months late | 31 Oct 2028 | another £200 |
| 6 months late | 31 Jan 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 17364607
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 July 2026
- Registered office
- Unit A, 82 James Carter Road, Mildenhall, IP28 7DE
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 July (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 Mildenhall
Other active plumbing and heating companies registered in Mildenhall.
- Billo's Plumbing and Heating Ltd2025
- BMC Plumbing & Heating Ltd2026
- Cool & Easy (Northern) Ltd2026
- Critical Liquid Cooling Ltd2025
- East Anglia Air Conditioning Ltd2026
- Ecoteo Limited2021
- Epc Renewables Ltd2026
- Floheat Services Ltd2008
All plumbing and heating companies in Mildenhall · All trades in Mildenhall · Plumbers and heating engineers across the UK
Frequently asked questions
When are Avon Air Con Ltd's accounts due?
Avon Air Con Ltd's next accounts are due at Companies House by 27 April 2028 (in 562 days), covering the period to 31 July 2027.
When is Avon Air Con 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 26 July 2027, due by 26 July 2028, and one for the period to 31 July 2027, due by 31 July 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Avon Air Con Ltd still trading?
Avon Air Con 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 Avon Air Con Ltd do?
Avon Air Con Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Avon Air Con Ltd?
Avon Air Con Ltd was incorporated on 27 July 2026, less than a year ago.
What is the penalty if Avon Air Con 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 Avon Air Con 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.