Prenner Oy is a limited company based in Oulu, registered in 2022. Its taxable income in 2024 was 121 t€ and its income taxes 25 t€.
Taxes
Measured by taxable income, Prenner Oy is in the top quarter of the industry class mechanical and process engineering design and technical consultancy (680 companies with taxable income; median 26 t€, 4,7 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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