- Companies
- Electricians
- Oldbury
- Z Security Ltd
Z Security Ltd
- Company number
- 12273068
- Incorporated
- 21 Oct 20196 years trading
- Registered office
- 49 Twydale Avenue, Tividale, Oldbury, B69 2HP
- Nature of business
- Electrical installation; Other construction installation
Z Security Ltd is a 6-year-old private limited company registered in Oldbury, company number 12273068, one of 24 electrical contractors in Oldbury. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 unchanged on the year before, at -£1,723.
- Net assets rose in 1 of 5 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | -£1,723 | £0 | £1,723 | 0 | |
| 31 Mar 2024 | -£1,723 | £104 | £1,827 | 0 | |
| 31 Mar 2023 | -£2,412 | £0 | £2,412 | 0 | |
| 31 Oct 2022 | £1 | £1 | |||
| 31 Oct 2021 | £1 | £1 | |||
| 31 Oct 2020 | £1 | £1 |
Where Z Security Ltd is registered
The registered office is in Oldbury (B69), in the Sandwell local authority area, West Midlands. Show B69 2HP on a map.
Other trade companies in B69
- Budmax Group LimitedInstallers
- Nexa Power & Energy LtdMachinery repair and installation
- Elevate GB Scaffolding LtdScaffolders
- FJR Motors LtdMotor traders
- Obt LimitedMechanics and garages
- Chauhan Sons LimitedBuilders
- Miani Construction LtdBuilders
- The Van Unit LtdMechanics and garages
What happens if Z Security 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 12273068
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 October 2019 (6 years ago)
- Registered office
- 49 Twydale Avenue, Tividale, Oldbury, B69 2HP
- Nature of business
- Electrical installation (SIC 43210)
Other construction installation (SIC 43290) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 20 October 2025
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 Oldbury
Other active electrical contractors registered in Oldbury.
- Aea Electrical Installations Ltd2015
- Amped Electrical & Home Services Limited2025
- B S S Electrical Contractors Limited1988
- BK Prime Electrical Ltd2025
- E.I.M. Services & Maintenance Limited2014
- Grey Electrical Contractors Ltd2018
- Hassan Electrician & Plumbing Ltd2026
- Holmes Electrical Contractors Ltd2012
All electrical contractors in Oldbury · All trades in Oldbury · Electricians across the UK
Frequently asked questions
When are Z Security Ltd's accounts due?
Z Security Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Z Security Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Z Security Ltd still trading?
Z Security 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 Z Security Ltd do?
Z Security Ltd is registered under Electrical installation (SIC 43210); Other construction installation (SIC 43290).
How old is Z Security Ltd?
Z Security Ltd was incorporated on 21 October 2019, 6 years ago.
What is the penalty if Z Security 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 Z Security 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.