- Companies
- Electricians
- Welwyn Garden City
- LMJ Electrical Contractors Ltd
LMJ Electrical Contractors Ltd
- Company number
- 11931812
- Incorporated
- 8 Apr 20197 years trading
- Registered office
- 11 Garden Court, Tewin Road, Welwyn Garden City, Hertfordshire, AL7 1BH
- Nature of business
- Electrical installation; Other building completion and finishing
LMJ Electrical Contractors Ltd is a 7-year-old private limited company registered in Welwyn Garden City, company number 11931812, one of 50 electrical contractors in Welwyn Garden City. Its next accounts are due at Companies House on 31 January 2028, and the CT600 for the period to 30 April 2027 is due at HMRC on 30 April 2028.
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 £42K (+123.4%) on the year before, to £76K.
- Net assets rose in 4 of 6 year-on-year comparisons on record.
- Current assets of £104K against £44K owed within a year: 2.4 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 7 years, 2020 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2026 | £76K | £104K | £44K | 1 | |
| 30 Apr 2025 | £34K | £56K | £42K | 1 | |
| 30 Apr 2024 | £37K | £99K | £84K | 1 | |
| 30 Apr 2023 | £103 | £79K | £70K | 1 | |
| 30 Apr 2022 | £62K | £116K | £39K | 2 | |
| 30 Apr 2021 | £30K | £78K | £69K | 2 | |
| 30 Apr 2020 | £1,488 | £108K | £107K | 0 |
Where LMJ Electrical Contractors Ltd is registered
The registered office is in Welwyn Garden City (AL7), in the Welwyn Hatfield local authority area, East of England. Show AL7 1BH on a map.
Other trade companies in AL7
- Mechanicalwise LtdInstallers
- Azalea Services LimitedSpecialist contractors
- Malmech and Mannion LimitedMechanics and garages
- T&D Construction Group LtdFinishing trades
- Vertec Roofing and Building LtdRoofers
- Selectlane LtdMotor traders
- Af Pressure Washing LtdCleaning companies
- Jet Professional LtdCleaning companies
Also registered at this address
8 other companies use the same registered office as LMJ Electrical Contractors Ltd.
- B F Roofing & Property Maintenance LtdRoofers
- Datchworth Heating LtdPlumbers and heating engineers
- Easyplan Building Solutions LimitedFinishing trades
- Fortis Foundations Civil Engineering LtdCivil engineering
- G Way Contracts LtdBuilders
- Overland Automotive LtdMechanics and garages
- Parcs Utilities LtdCivil engineering
- Twinroots Landscapes LtdLandscapers and gardeners
What happens if LMJ Electrical Contractors 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 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2028 to 29 Feb 2028 | £150 |
| 1 to 3 months late | 1 Mar 2028 to 30 Apr 2028 | £375 |
| 3 to 6 months late | 1 May 2028 to 31 Jul 2028 | £750 |
| More than 6 months late | From 1 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 11931812
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 April 2019 (7 years ago)
- Registered office
- 11 Garden Court, Tewin Road, Welwyn Garden City, Hertfordshire, AL7 1BH
- Nature of business
- Electrical installation (SIC 43210)
Other building completion and finishing (SIC 43390) - Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2026
- Last confirmation statement
- 8 November 2025
- Previous names
- Sage M Ltd (until 12 Jul 2022)
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 Welwyn Garden City
Other active electrical contractors registered in Welwyn Garden City.
- Lovelectrical Services Limited2016
- M Whitehead Electrical Limited2017
- M&E Power Limited2021
- M.Nic Group Ltd2014
- MKR Services Ltd2020
- MR Barrett Electrical Ltd2012
- Pentacle Electrical and Security Ltd2024
- Phoenix Total Security Limited1996
All electrical contractors in Welwyn Garden City · All trades in Welwyn Garden City · Electricians across the UK
Frequently asked questions
When are LMJ Electrical Contractors Ltd's accounts due?
LMJ Electrical Contractors Ltd's next accounts are due at Companies House by 31 January 2028 (in 475 days), covering the period to 30 April 2027.
When is LMJ Electrical Contractors Ltd's CT600 due?
The CT600 for the period to 30 April 2027 is due at HMRC by 30 April 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2028.
Is LMJ Electrical Contractors Ltd still trading?
LMJ Electrical Contractors 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 LMJ Electrical Contractors Ltd do?
LMJ Electrical Contractors Ltd is registered under Electrical installation (SIC 43210); Other building completion and finishing (SIC 43390).
How old is LMJ Electrical Contractors Ltd?
LMJ Electrical Contractors Ltd was incorporated on 8 April 2019, 7 years ago.
What is the penalty if LMJ Electrical Contractors 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 LMJ Electrical Contractors 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.