Sähkötekniikka Oy Kari Sirén is a limited company based in Tampere, registered in 1993. Its taxable income in 2024 was 28 t€ and its income taxes 5 691 €. Public buyers bought 12 t€ from it in 2022–2023; the largest buyer is Lääketiede Ja Terveysteknologia (Tampereen yliopisto). It has won 1 public contracts in EU procurement notices.
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Taxes
Measured by taxable income, Sähkötekniikka Oy Kari Sirén is in the upper half of the industry class electrical engineering design and technical consultancy (333 companies with taxable income; median 26 t€).
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.