- Companies
- Electricians
- Gravesend
- Platinum Security & Fire Ltd
Platinum Security & Fire Ltd
- Company number
- 12039121
- Incorporated
- 7 Jun 20197 years trading
- Registered office
- 73-75 West Street, Gravesend, DA11 0BS
- Nature of business
- Electrical installation
Platinum Security & Fire Ltd is a 7-year-old private limited company registered in Gravesend, company number 12039121, one of 121 electrical contractors in Gravesend. Its next accounts are due at Companies House on 29 March 2027, and the CT600 for the period to 29 June 2026 is due at HMRC on 29 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 up £124K (+117.9%) on the year before, to £229K.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £129K against £73K owed within a year: 1.8 times cover.
- 11 employees on average, up from 7 the year before.
- 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 |
|---|---|---|---|---|---|
| 29 Jun 2025 | £229K | £129K | £73K | 11 | |
| 29 Jun 2024 | £105K | £55K | £38K | 7 | |
| 29 Jun 2023 | £214 | £1,811 | £3,016 | 1 | |
| 29 Jun 2022 | £326 | £1,290 | £2,856 | 1 | |
| 29 Jun 2021 | £572 | £6,865 | £7,715 | 0 | |
| 30 Jun 2020 | £2,532 | £15K | £13K | 1 |
Where Platinum Security & Fire Ltd is registered
The registered office is in Gravesend (DA11), in the Gravesham local authority area, South East. Show DA11 0BS on a map.
Other trade companies in DA11
- Rashcomms LtdCivil engineering
- Luc Cleaning CTL LtdCleaning companies
- Oasis VDZ Auto LtdMotor traders
- L.E.A.D Integrated Services LimitedFinishing trades
- Taqdeer Construction LtdBuilders
- Rana's Construction LtdProperty developers
- Justfix 24/7 LtdPlumbers and heating engineers
- Fairmont Property Developments LtdProperty developers
What happens if Platinum Security & Fire 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 29 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 Mar 2027 to 29 Apr 2027 | £150 |
| 1 to 3 months late | 30 Apr 2027 to 29 Jun 2027 | £375 |
| 3 to 6 months late | 30 Jun 2027 to 29 Sep 2027 | £750 |
| More than 6 months late | From 30 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 30 Jun 2027 | £200 |
| 3 months late | 29 Sep 2027 | another £200 |
| 6 months late | 29 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 29 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
- 12039121
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 June 2019 (7 years ago)
- Registered office
- 73-75 West Street, Gravesend, DA11 0BS
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 29 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 29 June 2025
- Last confirmation statement
- 27 January 2026
- Previous names
- Stallion Building Developments Ltd (until 26 Jan 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 Gravesend
Other active electrical contractors registered in Gravesend.
- Premier Electrical Solutions Limited2020
- PST Electrical Services Limited2010
- PTC Electrical Services Ltd2025
- Q Tec Solutions Ltd2006
- Qwic Electrical Ltd2018
- R A Hurley Limited2012
- R&J Electrical Ltd2024
- R.G.P. Electrical Limited2013
All electrical contractors in Gravesend · All trades in Gravesend · Electricians across the UK
Frequently asked questions
When are Platinum Security & Fire Ltd's accounts due?
Platinum Security & Fire Ltd's next accounts are due at Companies House by 29 March 2027 (in 167 days), covering the period to 29 June 2026.
When is Platinum Security & Fire Ltd's CT600 due?
The CT600 for the period to 29 June 2026 is due at HMRC by 29 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 30 March 2027.
Is Platinum Security & Fire Ltd still trading?
Platinum Security & Fire 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 Platinum Security & Fire Ltd do?
Platinum Security & Fire Ltd is registered under Electrical installation (SIC 43210).
How old is Platinum Security & Fire Ltd?
Platinum Security & Fire Ltd was incorporated on 7 June 2019, 7 years ago.
What is the penalty if Platinum Security & Fire 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 Platinum Security & Fire 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.