- Companies
- Plumbers and heating engineers
- Sidcup
- Ajm, Heating, Ventilation & Air Conditioning Limited
Ajm, Heating, Ventilation & Air Conditioning Limited
- Company number
- 13238773
- Incorporated
- 2 Mar 20215 years trading
- Registered office
- Unit 1, Bunkers Hill, Sidcup, DA14 5EX
- Nature of business
- Plumbing, heat and air-conditioning installation
Ajm, Heating, Ventilation & Air Conditioning Limited is a 5-year-old private limited company registered in Sidcup, company number 13238773, one of 101 plumbing and heating companies in Sidcup. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 up £13K (+174%) on the year before, to £20K.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £38K against £17K owed within a year: 2.2 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £20K | £7,009 | £38K | £17K | 1 |
| 31 Dec 2024 | £7,339 | £1,338 | £16K | £3,302 | 1 |
| 31 Dec 2023 | £11K | £2,501 | £19K | £5,231 | 1 |
| 31 Dec 2022 | £8,855 | £1,401 | £26K | £15K | 2 |
| 31 Dec 2021 | £1 | £1 |
Where Ajm, Heating, Ventilation & Air Conditioning Limited is registered
The registered office is in Sidcup (DA14), in the Bexley local authority area, London. Show DA14 5EX on a map.
Other trade companies in DA14
- Evlor LtdElectricians
- Pfe Services LimitedElectricians
- CJM Property Services LimitedFinishing trades
- Top Local Trader LtdBuilders
- Bassett Electrical Group LimitedElectricians
- Flatline Flooring LtdFloor and wall tilers
- LDT Service's LimitedScaffolders
- Old Maidstone Road Hand Car Wash LtdMechanics and garages
What happens if Ajm, Heating, Ventilation & Air Conditioning 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 13238773
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 March 2021 (5 years ago)
- Registered office
- Unit 1, Bunkers Hill, Sidcup, DA14 5EX
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 13 January 2026
- Previous names
- Adam James May Property Ltd (until 11 Nov 2021)
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 Sidcup
Other active plumbing and heating companies registered in Sidcup.
- All Seasons Mechanical Services Limited2009
- All Seasons Plumbing and Heating Services Limited2024
- Am Dalton Ltd2022
- Ashwood Plumbing Services Limited2019
- Aspire Heating Limited2017
- BML Heating Limited2023
- Bromley Plumbers Limited2017
- Burgate Plumbing & Heating Limited2005
All plumbing and heating companies in Sidcup · All trades in Sidcup · Plumbers and heating engineers across the UK
Frequently asked questions
When are Ajm, Heating, Ventilation & Air Conditioning Limited's accounts due?
Ajm, Heating, Ventilation & Air Conditioning Limited's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Ajm, Heating, Ventilation & Air Conditioning Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Ajm, Heating, Ventilation & Air Conditioning Limited still trading?
Ajm, Heating, Ventilation & Air Conditioning 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 Ajm, Heating, Ventilation & Air Conditioning Limited do?
Ajm, Heating, Ventilation & Air Conditioning Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Ajm, Heating, Ventilation & Air Conditioning Limited?
Ajm, Heating, Ventilation & Air Conditioning Limited was incorporated on 2 March 2021, 5 years ago.
What is the penalty if Ajm, Heating, Ventilation & Air Conditioning 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 Ajm, Heating, Ventilation & Air Conditioning 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.