TTT-Tarkastus Oy is a limited company based in Siilinjärvi, registered in 2011. Its taxable income in 2024 was 6 755 € and its income taxes 1 351 €. Public buyers bought 8 661 € from it in 2023–2026; the largest buyer is Rikosseuraamuslaitos (Oikeusministeriön hallinnonala).
Taxes
Measured by taxable income, TTT-Tarkastus Oy is in the lower half of the industry class business and other management consultancy activities (7664 companies with taxable income; median 16 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.
Sales to public buyers
Largest buyers
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