Ratantti Oy is a limited company based in Seinäjoki, registered in 2007. Its taxable income in 2024 was 149 t€ and its income taxes 30 t€. Public buyers bought 31 t€ from it in 2022–2023; the largest buyer is Väylävirasto (Liikenne- ja viestintäministeriön hallinnonala).
Taxes
Measured by taxable income, Ratantti Oy is in the top 10 % of the industry class other engineering design and technical consultancy incidental to building construction (824 companies with taxable income; median 19 t€, 7,9 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.
Sales to public buyers
Largest buyers
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