Gasteam Oy Suominen is a limited company based in Lohja, registered in 2001. Its taxable income in 2024 was 698 t€ and its income taxes 142 t€. Public buyers bought 3 931 € from it in 2023–2025; the largest buyer is Opetushallitus (Opetus- ja kulttuuriministeriön hallinnonala).
Taxes
Measured by taxable income, Gasteam Oy Suominen is in the top 10 % of the industry class plumbing, heat and air-conditioning installation (1803 companies with taxable income; median 25 t€, 28 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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