Arkkitehtitoimisto Tarmo Mustonen Oy is a limited company based in Turku, registered in 1990. Its taxable income in 2024 was 26 t€ and its income taxes 5 273 €.
Taxable income 202426 t€
upper half of its industry
Income taxes 20245 273 €34 t€ in 2020–2024
In business36 yrsregistered 7.3.1990
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Taxes
Measured by taxable income, Arkkitehtitoimisto Tarmo Mustonen Oy is in the upper half of the industry class engineering design and technical consultancy incidental to urban planning (178 companies with taxable income; median 25 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.