Seppo Kupiainen Oy is a limited company based in Joensuu, registered in 1981. Its taxable income in 2024 was 310 t€ and its income taxes 63 t€.
Taxes
Measured by taxable income, Seppo Kupiainen Oy is in the top quarter of the industry class security and commodity contracts brokerage (767 companies with taxable income; median 31 t€, 10 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.
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