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Private security activities · Carlisle, Cumbria
Sentinell Security
Sentinell Security Limited
Private limited company registered in Carlisle, classed under “Private security activities”.
Headline figures
FY to Jan 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 |
|---|---|
| Fixed assets | |
| Current assets | |
| Creditors due within a year | |
| Net current assets | |
| Creditors due after a year | |
| Net assets |
6 balance-sheet lines, 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 Sentinell Security do?
Private limited company registered in Carlisle, classed under “Private security activities”.
›How much turnover does Sentinell Security make?
Answered in the full report
›Is Sentinell Security profitable?
Sentinell Security's profit isn't public: small companies may file without a profit and loss account.
›How many people work at Sentinell Security?
Answered in the full report
›Where is Sentinell Security based?
Its registered office is 24 Kelbarrow Road, Carlisle, Cumbria, CA3 0FE, in Carlisle, Cumbria.
›When was Sentinell Security founded?
Sentinell Security Limited was incorporated on 10 January 2025.
›Is Sentinell Security still trading?
The register lists Sentinell Security Limited as active.