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- CMJ Engineering Services Ltd
Company profile · Electricians
CMJ Engineering Services Ltd
CMJ Engineering Services Ltd is a 3-year-old private limited company registered in Cobham, company number 14679829, one of 8 electrical contractors in Cobham. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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CMJ Engineering Services Ltd over the years
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 £9,201 (-87.7%) on the year before, to £1,286.
- Current assets of £12K against £14K owed within a year: 0.8 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £1,286 | £12K | £14K | 1 | |
| 29 Feb 2024 | £10K | £16K | £11K | 1 |
Where CMJ Engineering Services Ltd is registered
The registered office is in Cobham (KT11), in the Elmbridge local authority area, South East. Show KT11 3NE on a map.
Other trade companies in KT11
- Rocco Great Dunmow LimitedProperty developers
- Dream Team Cleaning LtdCleaning companies
- As Construction Services LtdProperty developers
- Shiells Property Development LtdProperty developers
- Middlemass James LimitedProperty developers
- 2H2C LtdFinishing trades
- Petrol Legends LimitedMotor traders
- Daneshill Homes LimitedProperty developers
Also registered at this address
4 other companies use the same registered office as CMJ Engineering Services Ltd.
- Delivering Sustainable Buildings UK LtdBuilders
- FLÈChe & Sons LimitedInstallers
- Go Appliance Repairs LtdRepair services
- J&T Renovations LtdBuilders
What happens if CMJ Engineering Services 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 14679829
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 February 2023 (3 years ago)
- Registered office
- The Long Barn, Cobham Park Road, Cobham, Surrey, KT11 3NE
- Nature of business
- Electrical installation (SIC 43210)
Management consultancy activities other than financial management (SIC 70229)
Engineering design activities for industrial process and production (SIC 71121) - Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 20 February 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 Cobham
Other active electrical contractors registered in Cobham.
- Eminence Electrical Contractors Ltd2018
- Fire Safeguard Ltd2019
- HD Electrical Installations Limited2022
- JR Sparky Ltd2024
- Mesh Systems Europe Limited2018
- Prte Limited2026
- White Electrical Installations Limited2004
All electrical contractors in Cobham · All trades in Cobham · Electricians across the UK
Frequently asked questions
When are CMJ Engineering Services Ltd's accounts due?
CMJ Engineering Services Ltd's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is CMJ Engineering Services Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is CMJ Engineering Services Ltd still trading?
CMJ Engineering Services 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 CMJ Engineering Services Ltd do?
CMJ Engineering Services Ltd is registered under Electrical installation (SIC 43210); Management consultancy activities other than financial management (SIC 70229); Engineering design activities for industrial process and production (SIC 71121).
How old is CMJ Engineering Services Ltd?
CMJ Engineering Services Ltd was incorporated on 21 February 2023, 3 years ago.
What is the penalty if CMJ Engineering Services 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 CMJ Engineering Services 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.