Kai Siren Oy is a limited company based in Pornainen, registered in 2007. Its taxable income in 2024 was 72 t€ and its income taxes 15 t€.
Taxable income 202472 t€
top quarter of its industry
Income taxes 202415 t€62 t€ in 2020–2024
In business19 yrsregistered 2.1.2007
Taxes
Measured by taxable income, Kai Siren Oy is in the top quarter of the industry class construction of residential and non-residential buildings (5705 companies with taxable income; median 16 t€, 4,5 times the median).
Taxable income is the profit as calculated for taxation, not revenue. Public data from the Finnish Tax Administration; figures for 2025 are published in November 2026. Revenue, financial ratios and employee numbers are shown once the company has filed its financial statements digitally.