- Companies
- Machinery repair and installation
- Harrow
- MZ Electric City Solutions Ltd
MZ Electric City Solutions Ltd
- Company number
- 12840985
- Incorporated
- 27 Aug 20206 years trading
- Registered office
- 137 Roxeth Green Avenue, Harrow, HA2 0QJ
- Nature of business
- Repair of electrical equipment; Construction of utility projects for electricity and telecommunications
MZ Electric City Solutions Ltd is a 6-year-old private limited company registered in Harrow, company number 12840985, one of 51 machinery repair and installation companies in Harrow. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £4,056 (+590.4%) on the year before, to £4,743.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £1,872 against £5,113 owed within a year: 0.4 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £4,743 | £1,872 | £5,113 | 2 | |
| 31 Aug 2024 | £687 | £2,487 | £12K | 2 | |
| 31 Aug 2023 | £494 | £1,369 | £13K | 3 | |
| 31 Aug 2022 | £506 | £1,568 | £12K | 3 | |
| 31 Aug 2021 | £908 | £16K | £24K | 2 |
Where MZ Electric City Solutions Ltd is registered
The registered office is in Harrow (HA2), in the Harrow local authority area, London. Show HA2 0QJ on a map.
Other trade companies in HA2
- KJP Engineering LtdElectricians
- JNJ Engineering LimitedCivil engineering
- Notting Hill Sew LtdRepair services
- Grandwellautos LtdMotor traders
- Multisteel Powdercoating LtdPainters and decorators
- Neon Systems LtdElectricians
- Firstclass Facilities LtdCleaning companies
- PMD Construct LtdBuilders
What happens if MZ Electric City Solutions 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 12840985
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 August 2020 (6 years ago)
- Registered office
- 137 Roxeth Green Avenue, Harrow, HA2 0QJ
- Nature of business
- Repair of electrical equipment (SIC 33140)
Construction of utility projects for electricity and telecommunications (SIC 42220) - Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 26 August 2026
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Harrow
Other active machinery repair and installation companies registered in Harrow.
- Ozone Laundry Systems Limited2011
- P Gordon Limited2015
- Petron Frontier Construction Ltd2023
- PMV Limited2014
- RK Shopfitting and Refrigeration Limited2018
- RK Shopfitting Ltd2025
- Ruse Constructions Ltd2024
- Shaban Gas & Plumbing Limited2015
All machinery repair and installation companies in Harrow · All trades in Harrow · Machinery repair and installation across the UK
Frequently asked questions
When are MZ Electric City Solutions Ltd's accounts due?
MZ Electric City Solutions Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is MZ Electric City Solutions Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is MZ Electric City Solutions Ltd still trading?
MZ Electric City Solutions 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 MZ Electric City Solutions Ltd do?
MZ Electric City Solutions Ltd is registered under Repair of electrical equipment (SIC 33140); Construction of utility projects for electricity and telecommunications (SIC 42220).
How old is MZ Electric City Solutions Ltd?
MZ Electric City Solutions Ltd was incorporated on 27 August 2020, 6 years ago.
What is the penalty if MZ Electric City Solutions 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 MZ Electric City Solutions 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.