- Companies
- Electricians
- Thame
- MJC Electrical & Security Services Limited
MJC Electrical & Security Services Limited
- Company number
- 06604091
- Incorporated
- 28 May 200818 years trading
- Registered office
- Hideaway House, Thame Park Road, Thame, OX9 3PP
- Nature of business
- Electrical installation
MJC Electrical & Security Services Limited is a 18-year-old private limited company registered in Thame, company number 06604091, one of 10 electrical contractors in Thame. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £18K (+159.5%) on the year before, to £29K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £19K against £22K owed within a year: 0.9 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £29K | £19K | £22K | 1 | |
| 30 Sep 2024 | £11K | £23K | £9,619 | 1 | |
| 30 Sep 2023 | £4,071 | £14K | £11K | 3 | |
| 30 Sep 2022 | £799 | £20K | £22K | 3 | |
| 30 Sep 2021 | £11K | £23K | £18K | 3 | |
| 30 Sep 2020 | £28K | £35K | £15K | 3 | |
| 30 Sep 2019 | £29K | £37K | £19K | ||
| 30 Sep 2018 | £26K | £31K | £20K | ||
| 30 Sep 2017 | £40K | £39K | £18K | ||
| 30 Sep 2016 | £40K | £23K | £38K | £21K |
Where MJC Electrical & Security Services Limited is registered
The registered office is in Thame (OX9), in the South Oxfordshire local authority area, South East. Show OX9 3PP on a map.
Other trade companies in OX9
- CSG Recovery LtdMechanics and garages
- D Brayne Plumbing and Heating LimitedPlumbers and heating engineers
- Fleet Choice Commercials LtdMachinery repair and installation
- Watson Land and Property LtdProperty developers
- Ces Electrical Installations LimitedElectricians
- Watch Doctors LimitedRepair services
- Collender Walton Landscaping LtdLandscapers and gardeners
- N Greenaway Construction LtdBuilders
What happens if MJC Electrical & Security Services 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 06604091
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 May 2008 (18 years ago)
- Registered office
- Hideaway House, Thame Park Road, Thame, OX9 3PP
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 28 May 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 Thame
Other active electrical contractors registered in Thame.
- N J F Electrical Services Limited2019
- S.A.F.E.T. Services Limited2006
- Smart Electrical Services Oxfordshire Limited2024
- Techelec Installations Ltd2007
- Ces Electrical Installations Limited2026
- Critical Power Supplies Limited2009
- DMD Electrical Installations Limited2016
- Electrical and Zero Emissions Limited2021
All electrical contractors in Thame · All trades in Thame · Electricians across the UK
Frequently asked questions
When are MJC Electrical & Security Services Limited's accounts due?
MJC Electrical & Security Services Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is MJC Electrical & Security Services Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is MJC Electrical & Security Services Limited still trading?
MJC Electrical & Security Services 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 MJC Electrical & Security Services Limited do?
MJC Electrical & Security Services Limited is registered under Electrical installation (SIC 43210).
How old is MJC Electrical & Security Services Limited?
MJC Electrical & Security Services Limited was incorporated on 28 May 2008, 18 years ago.
What is the penalty if MJC Electrical & Security Services 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 MJC Electrical & Security Services 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.