Qualproof Oy is a limited company based in Helsinki, registered in 2005. Its taxable income in 2024 was 28 t€ and its income taxes 5 567 €. Public buyers bought 7 811 € from it in 2022–2025; the largest buyer is Museovirasto (Opetus- ja kulttuuriministeriön hallinnonala).
Taxes
Measured by taxable income, Qualproof Oy is in the upper half of the industry class other printing (181 companies with taxable income; median 19 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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