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Private limited company registered in Doncaster, classed under “Private security activities”.
Headline figures
FY to Sept 2025 · Company only
Turnover
For subscribers
Profit after tax
—
Not filed: small-company exemption
Net assets
For subscribers
Cash
For subscribers
Employees
For subscribers
Retained reserves
For subscribers
History
| £ | 2025 |
|---|---|
| Profit after tax | — |
| Turnover | |
| Net assets | |
| Cash | |
| Employees | |
| Retained reserves |
Every figure for the year
“—” means we did not find the figure in a source; it is never filled with an estimate.
Balance sheet and ratios
From the filed balance sheets · £
| Balance sheet | 2025 |
|---|---|
| Current assets | |
| of which cash | |
| Creditors due within a year | |
| Net current assets | |
| Net assets | |
| Ratios | |
| Current ratioCurrent assets for every £1 owed within a year | |
| Cash ratioCash for every £1 owed within a year | |
| Creditors to assetsEverything owed to creditors as a share of fixed plus current assets | |
5 balance-sheet lines and 3 ratios, every year
A ratio appears only for years where every line it needs was filed. Lines are as tagged in the accounts; nothing is added up or estimated.
Questions people ask
›What does Joanna Siembida Security do?
Private limited company registered in Doncaster, classed under “Private security activities”.
›How much turnover does Joanna Siembida Security make?
Answered in the full report
›Is Joanna Siembida Security profitable?
Joanna Siembida Security's profit isn't public: small companies may file without a profit and loss account.
›How many people work at Joanna Siembida Security?
Answered in the full report
›Where is Joanna Siembida Security based?
Its registered office is 159 Woodlands Way, Denaby Main, Doncaster, DN12 4JE, in Doncaster.
›When was Joanna Siembida Security founded?
Joanna Siembida Security Ltd was incorporated on 16 September 2024.
›Is Joanna Siembida Security still trading?
The register lists Joanna Siembida Security Ltd as active.