- Companies
- Electricians
- Burnham on Crouch
- Aj Mechanical UK Ltd
Aj Mechanical UK Ltd
- Company number
- 13750652
- Incorporated
- 18 Nov 20214 years trading
- Registered office
- 9A Wick Road Business Park, Wick Road, Burnham on Crouch, Essex, CM0 8FA
- Nature of business
- Electrical installation; Plumbing, heat and air-conditioning installation; Other construction installation
Aj Mechanical UK Ltd is a 4-year-old private limited company registered in Burnham on Crouch, company number 13750652, one of 5 electrical contractors in Burnham on Crouch. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £15K (+209.3%) on the year before, to £22K.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £33K against £11K owed within a year: 3.0 times cover.
- 1 employee on average, up from 0 the year before.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £22K | £19K | £33K | £11K | 1 |
| 30 Nov 2024 | £6,998 | £13K | £27K | £9,139 | 0 |
| 30 Nov 2023 | £10 | £9,601 | £9,161 | 1 | |
| 30 Nov 2022 | £171 | £12K | £11K | 1 |
Where Aj Mechanical UK Ltd is registered
The registered office is in Burnham on Crouch (CM0), in the Maldon local authority area, East of England. Show CM0 8FA on a map.
Other trade companies in CM0
- WP Ground Maintenance LtdLandscapers and gardeners
- J&B Builderpro LtdBuilders
- MGN Rope Access LtdSpecialist contractors
- Essex Mechanical Installations LtdPlumbers and heating engineers
- Essex Plastering and Rendering LtdPlasterers
- Sandor Renovations LtdBuilders
- Redama LtdCleaning companies
- R & N Soloutions LimitedInstallers
Shared registered office
66 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 Aj Mechanical UK 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 13750652
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 November 2021 (4 years ago)
- Registered office
- 9A Wick Road Business Park, Wick Road, Burnham on Crouch, Essex, CM0 8FA
- Nature of business
- Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290) - Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 8 January 2026
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 Burnham on Crouch
Other active electrical contractors registered in Burnham on Crouch.
- Byfleet (Maintenance & Electrical Contractors) Ltd2000
- Essex Solar & Energy Storage Ltd2026
- MTS Electrical Limited2009
- Woolf Electrical Ltd2026
All electrical contractors in Burnham on Crouch · All trades in Burnham on Crouch · Electricians across the UK
Frequently asked questions
When are Aj Mechanical UK Ltd's accounts due?
Aj Mechanical UK Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Aj Mechanical UK Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Aj Mechanical UK Ltd still trading?
Aj Mechanical UK 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 Aj Mechanical UK Ltd do?
Aj Mechanical UK Ltd is registered under Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290).
How old is Aj Mechanical UK Ltd?
Aj Mechanical UK Ltd was incorporated on 18 November 2021, 4 years ago.
What is the penalty if Aj Mechanical UK 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 Aj Mechanical UK 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.