Jaakko Ossa Oy is a limited company based in Turku, registered in 2014. Its taxable income in 2024 was 96 t€ and its income taxes 19 t€. Public buyers bought 12 t€ from it in 2023–2026; the largest buyer is Eduskunta.
Taxes
Measured by taxable income, Jaakko Ossa Oy is in the top quarter of the industry class business and other management consultancy activities (7663 companies with taxable income; median 16 t€, 6,1 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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