MERCURY SECURITY SYSTEMS LTDActive
Key figures
Like most small UK companies, MERCURY SECURITY SYSTEMS LTD does not publish a profit and loss account in its latest accounts. The figures below come from the balance sheet.
Ratios
2024/25Balance sheet structure
Filed accounts2019/20–2024/25
| 2020/21 | 2021/22 | 2022/23 | 2023/24 | 2024/25 | |
|---|---|---|---|---|---|
| Cash at bank and in hand | 582 | 279 | 191 | 46,107 | 40,311 |
| Total assets | 1,102,456 | 1,242,415 | 1,596,030 | 1,778,511 | 1,541,818 |
| Total liabilities | — | — | — | — | — |
| Net assets / total equity | 4,594 | 10,681 | 11,919 | 11,564 | 72,521 |
| Average number of employees | 29 | 30 | 34 | 36 | 30 |
A dash (—) means no accounts were filed for that year or the item is not in the accounts; 0 is a zero stated in the accounts. Small companies usually file only a balance sheet, so the profit and loss account is often missing.
Summary: MERCURY SECURITY SYSTEMS LTD
Company
MERCURY SECURITY SYSTEMS LTD is a private limited company registered with Companies House under company number 03482926. It was incorporated on 18 Dec 1997. Its status is active. The registered office is in Welwyn garden city (AL7). Its nature of business (SIC 2007) is manufacture of doors and windows of metal (25120), electrical installation (43210), security systems service activities (80200), fire service activities (84250).
Accounts
The latest accounts in the database are for 2024/25 (period ending 30 Sep 2025); the company files small company accounts (filleted). Net assets were £72,521, up 527.1% on the previous year. Cash at bank and in hand was £40,311. The company had an average of 30 employees. Figures are available for 6 financial years (2019/20–2024/25).
Control and charges
1 of 1 registered charges are outstanding.
Filing deadlines
The next accounts are due by 30 Jun 2027. The next confirmation statement is due by 14 Jul 2027.