- Companies
- Repair services
- London
- JMJ Computers Limited
JMJ Computers Limited
- Company number
- 11776977
- Incorporated
- 21 Jan 20197 years trading
- Registered office
- 160 City Road, London, EC1V 2NX
- Nature of business
- Repair of computers and peripheral equipment; Other service activities n.e.c.
JMJ Computers Limited is a 7-year-old private limited company registered in London, company number 11776977, one of 778 repair companies (computers, appliances, furniture and similar) in London. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 down £4,101 (-17%) on the year before, to £20K.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £29K against £1,200 owed within a year: more than 10 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £20K | £29K | £1,200 | 2 | |
| 30 Jun 2024 | £24K | £26K | £970 | 2 | |
| 30 Jun 2023 | £30K | £111K | £7,379 | 2 | |
| 30 Jun 2022 | £31K | £114K | £6,081 | 2 | |
| 30 Jun 2021 | £13K | £52K | £109K | 2 | |
| 31 Jan 2020 | £1 | £1 |
Where JMJ Computers Limited is registered
The registered office is in London (EC1V), in the Islington local authority area, London. Show EC1V 2NX on a map.
Other trade companies in EC1V
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- Zaylan LtdProperty developers
- Pronto Roofing and Construction LtdRoofers
- Instal Systems LtdPlumbers and heating engineers
- J&R Partners LtdBuilders
- The Tile Craft LtdFinishing trades
- Cathal Od Solutions LtdSpecialist contractors
Also registered at this address
6 other companies use the same registered office as JMJ Computers Limited.
- Algain LimitedSpecialist contractors
- Bmod LtdBuilders
- BSP Contracting LimitedElectricians
- JMJ Property Services PVR LimitedFinishing trades
- Kallah Build LtdFinishing trades
- Thor Fire Control LtdSpecialist contractors
What happens if JMJ Computers 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 31 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 11776977
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 January 2019 (7 years ago)
- Registered office
- 160 City Road, London, EC1V 2NX
- Nature of business
- Repair of computers and peripheral equipment (SIC 95110)
Other service activities n.e.c. (SIC 96090) - Year end
- 30 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 7 May 2026
Filing notes for repair companies (computers, appliances, furniture and similar)
Repair companies are mostly small micro-entities with simple accounts: parts, tools and a workshop or van.
Similar companies in London
Other active repair companies (computers, appliances, furniture and similar) registered in London.
- JMTF Limited2011
- Jonngego Master Craft Ltd2026
- Jose Galvez Ltd2026
- JT Service Ltd2012
- Junction Gadget Ltd2017
- Just Appliances Repairs Ltd2019
- K&C Carpentry & Joinery Ltd2023
- Ka Support Services Limited2025
All repair companies (computers, appliances, furniture and similar) in London · All trades in London · Repair services across the UK
Frequently asked questions
When are JMJ Computers Limited's accounts due?
JMJ Computers Limited's next accounts are due at Companies House by 31 March 2027 (in 170 days), covering the period to 30 June 2026.
When is JMJ Computers Limited's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is JMJ Computers Limited still trading?
JMJ Computers 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 JMJ Computers Limited do?
JMJ Computers Limited is registered under Repair of computers and peripheral equipment (SIC 95110); Other service activities n.e.c. (SIC 96090).
How old is JMJ Computers Limited?
JMJ Computers Limited was incorporated on 21 January 2019, 7 years ago.
What is the penalty if JMJ Computers 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 JMJ Computers 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.