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Development of building projects · Doncaster
B21 Security
B21 Security Ltd
Private limited company registered in Doncaster, classed under “Development of building projects” and 3 other activities.
Headline figures
FY to Mar 2026 · Company only
Turnover
For subscribers
Profit after tax
—
Not filed: small-company exemption
Net assets
For subscribers
Cash
For subscribers
Employees
For subscribers
History
| £ | 2026 |
|---|---|
| Profit after tax | — |
| Turnover | |
| Net assets | |
| Cash | |
| Employees |
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 | 2026 |
|---|---|
| Creditors due within a year | |
| Net current assets | |
| Creditors due after a year | |
| Ratios | |
| Cash ratioCash for every £1 owed within a year | |
3 balance-sheet lines and 1 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 B21 Security do?
Private limited company registered in Doncaster, classed under “Development of building projects” and 3 other activities.
›How much turnover does B21 Security make?
Answered in the full report
›Is B21 Security profitable?
B21 Security's profit isn't public: small companies may file without a profit and loss account.
›How many people work at B21 Security?
Answered in the full report
›Where is B21 Security based?
Its registered office is 34 Lockwood Road, Doncaster, DN1 2TT, in Doncaster.
›When was B21 Security founded?
B21 Security Ltd was incorporated on 25 April 2025.
›Is B21 Security still trading?
The register lists B21 Security Ltd as active.