- Companies
- Electricians
- Hayes
- Air-Con Electro Engineering Ltd
Air-Con Electro Engineering Ltd
- Company number
- 17107982
- Incorporated
- 22 Mar 2026
- Registered office
- 47 Mellow Lane East, Hayes, UB4 8ES
- Nature of business
- Electrical installation; Plumbing, heat and air-conditioning installation; Other building completion and finishing
Air-Con Electro Engineering Ltd is a newly incorporated private limited company registered in Hayes, company number 17107982, one of 60 electrical contractors in Hayes. Its next accounts are due at Companies House on 22 December 2027, and its first CT600 is due at HMRC on 21 March 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 Air-Con Electro Engineering Ltd is registered
The registered office is in Hayes (UB4), in the Hillingdon local authority area, London. Show UB4 8ES on a map.
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What happens if Air-Con Electro 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 22 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 23 Dec 2027 to 22 Jan 2028 | £150 |
| 1 to 3 months late | 23 Jan 2028 to 22 Mar 2028 | £375 |
| 3 to 6 months late | 23 Mar 2028 to 22 Jun 2028 | £750 |
| More than 6 months late | From 23 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 17107982
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 March 2026
- Registered office
- 47 Mellow Lane East, Hayes, UB4 8ES
- Nature of business
- Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220)
Other building completion and finishing (SIC 43390) - Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Hayes
Other active electrical contractors registered in Hayes.
- Antonio Electrics Ltd2026
- As Electrician Services Ltd2026
- Ascot Distribution UK Ltd2026
- Atr Electricals Limited2023
- Bee Smart Engineering Ltd2023
- BG-011 Ltd2018
- Bubbles Electrician Ltd2014
- Caspi Energo Limited2022
All electrical contractors in Hayes · All trades in Hayes · Electricians across the UK
Frequently asked questions
When are Air-Con Electro Engineering Ltd's accounts due?
Air-Con Electro Engineering Ltd's next accounts are due at Companies House by 22 December 2027 (in 436 days), covering the period to 31 March 2027.
When is Air-Con Electro Engineering 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 21 March 2027, due by 21 March 2028, and one for the period to 31 March 2027, due by 31 March 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Air-Con Electro Engineering Ltd still trading?
Air-Con Electro Engineering 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 Air-Con Electro Engineering Ltd do?
Air-Con Electro Engineering Ltd is registered under Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220); Other building completion and finishing (SIC 43390).
How old is Air-Con Electro Engineering Ltd?
Air-Con Electro Engineering Ltd was incorporated on 22 March 2026, less than a year ago.
What is the penalty if Air-Con Electro 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 Air-Con Electro Engineering 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.