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Manufacture of electronic measuring, testing etc. equipment, not for industrial process control · London
Blue Siren
Blue Siren Ltd
Private limited company registered in London, classed under “Manufacture of electronic measuring, testing etc. equipment, not for industrial process control” and 2 other activities.
Headline figures
FY to Mar 2025 · Company only
Turnover
For subscribers
Profit after tax
—
Not filed: small-company exemption
Net assets
For subscribers
Cash
For subscribers
Employees
For subscribers
What the numbers say
2 findings from the figures, in plain English
Written by rules from the figures on this page. Not a forecast or a credit opinion.
History
| £ | 2024* | 2025 |
|---|---|---|
| Profit after tax | — | |
| Turnover | ||
| Net assets | ||
| Cash | ||
| Employees |
Every figure for all 2 years
“—” means we did not find the figure in a source; it is never filled with an estimate. * Restated: the next year's accounts printed different figures for this year, and those later figures are shown.
Balance sheet and ratios
From the filed balance sheets · £
| Balance sheet | 2024 | 2025 |
|---|---|---|
| Current assets | ||
| Creditors due within a year | ||
| Net current assets | ||
| Net assets | ||
| Ratios | ||
| Current ratioCurrent assets for every £1 owed within a year | ||
| Creditors to assetsEverything owed to creditors as a share of fixed plus current assets | ||
4 balance-sheet lines and 2 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 Blue Siren do?
Private limited company registered in London, classed under “Manufacture of electronic measuring, testing etc. equipment, not for industrial process control” and 2 other activities.
›How much turnover does Blue Siren make?
Answered in the full report
›Is Blue Siren profitable?
Blue Siren's profit isn't public: small companies may file without a profit and loss account.
›How many people work at Blue Siren?
Answered in the full report
›Where is Blue Siren based?
Its registered office is 128 City Road, London, EC1V 2NX, in London.
›When was Blue Siren founded?
Blue Siren Ltd was incorporated on 9 March 2023.
›Is Blue Siren still trading?
The register lists Blue Siren Ltd as active.