- Companies
- Machinery repair and installation
- Sheffield
- Minder Security and Fire Limited
Minder Security and Fire Limited
- Company number
- 04936271
- Incorporated
- 17 Oct 200322 years trading
- Registered office
- 153 Middlewood Road, Sheffield, South Yorkshire, S6 4HB
- Nature of business
- Repair of electrical equipment
Minder Security and Fire Limited is a 22-year-old private limited company registered in Sheffield, company number 04936271, one of 205 machinery repair and installation companies in Sheffield. Its next accounts are due at Companies House on 28 September 2027, and the CT600 for the period to 28 December 2026 is due at HMRC on 28 December 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 £9,787 (+10.9%) on the year before, to £99K.
- Net assets rose in 3 of 7 year-on-year comparisons on record.
- Current assets of £147K against £104K owed within a year: 1.4 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £99K | £59K | £147K | £104K | 0 |
| 31 Dec 2024 | £90K | £36K | £116K | £83K | 0 |
| 31 Dec 2023 | £127K | £72K | £177K | £90K | 10 |
| 31 Dec 2022 | £161K | £80K | £179K | £73K | 12 |
| 31 Dec 2021 | £177K | £50K | £197K | £100K | 11 |
| 31 Dec 2020 | £168K | £60K | £204K | £115K | 11 |
| 31 Dec 2019 | £177K | £86K | £209K | £65K | 11 |
| 31 Dec 2018 | £169K | £74K | £235K | £85K | 11 |
Where Minder Security and Fire Limited is registered
The registered office is in Sheffield (S6), in the Sheffield local authority area, Yorkshire and The Humber. Show S6 4HB on a map.
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What happens if Minder Security and Fire 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 28 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Sep 2027 to 28 Oct 2027 | £150 |
| 1 to 3 months late | 29 Oct 2027 to 28 Dec 2027 | £375 |
| 3 to 6 months late | 29 Dec 2027 to 28 Mar 2028 | £750 |
| More than 6 months late | From 29 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Dec 2027 | £200 |
| 3 months late | 28 Mar 2028 | another £200 |
| 6 months late | 28 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Dec 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
- 04936271
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 October 2003 (22 years ago)
- Registered office
- 153 Middlewood Road, Sheffield, South Yorkshire, S6 4HB
- Nature of business
- Repair of electrical equipment (SIC 33140)
- Year end
- 28 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 17 October 2025
- Charges (mortgages)
- 1 outstanding of 1 registered
- Previous names
- Minder Alarms Ltd (until 15 Sep 2011)
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 Sheffield
Other active machinery repair and installation companies registered in Sheffield.
- MM Gas Turbine Services Limited2013
- Multi-Therm Ltd2011
- N.W.Maintenance Ltd2006
- Newtech Electrical Engineering Ltd2024
- NFFL Limited2012
- Nicks N Scuffs Limited2018
- Nle Electrical Limited2014
- Northern Transport Engineering Limited2015
All machinery repair and installation companies in Sheffield · All trades in Sheffield · Machinery repair and installation across the UK
Frequently asked questions
When are Minder Security and Fire Limited's accounts due?
Minder Security and Fire Limited's next accounts are due at Companies House by 28 September 2027 (in 351 days), covering the period to 28 December 2026.
When is Minder Security and Fire Limited's CT600 due?
The CT600 for the period to 28 December 2026 is due at HMRC by 28 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 29 September 2027.
Is Minder Security and Fire Limited still trading?
Minder Security and Fire 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 Minder Security and Fire Limited do?
Minder Security and Fire Limited is registered under Repair of electrical equipment (SIC 33140).
How old is Minder Security and Fire Limited?
Minder Security and Fire Limited was incorporated on 17 October 2003, 22 years ago.
What is the penalty if Minder Security and Fire 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 Minder Security and Fire 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.