Trellum Consulting Oy is a limited company based in Turku, registered in 2002. Its taxable income in 2024 was 152 t€ and its income taxes 31 t€. Public buyers bought 229 t€ from it in 2022–2025; the largest buyer is Kaupunkiympäristön Toimiala, Helsinki (Helsinki).
Taxes
Measured by taxable income, Trellum Consulting Oy is in the top 10 % of the industry class business and other management consultancy activities (7664 companies with taxable income; median 16 t€, 9,7 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.
Sales to public buyers
Largest buyers
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