- Companies
- Builders
- Thornton Heath
- A2Z Constructions & Heating Ltd
A2Z Constructions & Heating Ltd
- Company number
- 11434143
- Incorporated
- 26 Jun 20188 years trading
- Registered office
- 52 Mayfield Road, Thornton Heath, CR7 6DJ
- Nature of business
- Construction of domestic buildings
A2Z Constructions & Heating Ltd is a 8-year-old private limited company registered in Thornton Heath, company number 11434143, one of 111 building contractors in Thornton Heath. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 down £30K (-100%) on the year before, to £1.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- Current assets of £22K against £22K owed within a year: 1.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £1 | £9,805 | £22K | £22K | 0 |
| 30 Jun 2024 | £30K | £22K | £52K | 0 | |
| 30 Jun 2023 | £34K | £2,796 | £2,796 | £37K | 0 |
| 30 Jun 2022 | £8 | £24K | £39K | £39K | 0 |
| 30 Jun 2021 | £2 | £17K | £23K | £23K | 0 |
| 30 Jun 2020 | £2,577 | £3,534 | £957 | 0 | |
| 30 Jun 2019 | £497 | £7,799 | £7,302 | 0 |
Where A2Z Constructions & Heating Ltd is registered
The registered office is in Thornton Heath (CR7), in the Croydon local authority area, London. Show CR7 6DJ on a map.
Other trade companies in CR7
- Ib Air Conditioning LimitedPlumbers and heating engineers
- Gold Carpet Cleaning Services LtdCleaning companies
- Azad Auto LtdMechanics and garages
- Tota Steel LtdFinishing trades
- Survey Stream Property Services LtdFacilities management
- Saunders Mechanics LtdMechanics and garages
- SR Gas London LimitedPlumbers and heating engineers
- Prestige Auto Repair & Body Works LtdMechanics and garages
What happens if A2Z Constructions & Heating 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 11434143
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 June 2018 (8 years ago)
- Registered office
- 52 Mayfield Road, Thornton Heath, CR7 6DJ
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 25 June 2026
- Previous names
- A to Z Builder & Heating Ltd (until 27 Jun 2018)
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Thornton Heath
Other active building contractors registered in Thornton Heath.
- Abi Petroleum Capital Limited2026
- Acn Builders Ltd2021
- Add Union Limited2023
- Airon Construction Ltd2016
- Ajitunu Global Limited2021
- Akshar Construction UK Ltd2025
- Anthony Chung Electrical Services Limited2013
- Antonel and Sons Ltd2024
All building contractors in Thornton Heath · All trades in Thornton Heath · Builders across the UK
Frequently asked questions
When are A2Z Constructions & Heating Ltd's accounts due?
A2Z Constructions & Heating Ltd's next accounts are due at Companies House by 31 March 2027 (in 170 days), covering the period to 30 June 2026.
When is A2Z Constructions & Heating Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is A2Z Constructions & Heating Ltd still trading?
A2Z Constructions & Heating 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 A2Z Constructions & Heating Ltd do?
A2Z Constructions & Heating Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is A2Z Constructions & Heating Ltd?
A2Z Constructions & Heating Ltd was incorporated on 26 June 2018, 8 years ago.
What is the penalty if A2Z Constructions & Heating 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 A2Z Constructions & Heating 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.