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Private limited company registered in Cardiff, classed under “Information technology consultancy activities”.
Headline figures
FY to Apr 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.
Questions people ask
›What does Sienn AI do?
Private limited company registered in Cardiff, classed under “Information technology consultancy activities”.
›How much turnover does Sienn AI make?
Answered in the full report
›Is Sienn AI profitable?
Sienn AI's profit isn't public: small companies may file without a profit and loss account.
›Where is Sienn AI based?
Its registered office is 6 Pallot Way, Cardiff, CF24 2TH, in Cardiff.
›When was Sienn AI founded?
Sienn AI Ltd was incorporated on 31 July 2025.
›Is Sienn AI still trading?
The register lists Sienn AI Ltd as active.