TMP Sähkö Oy is a limited company based in Lohja, registered in 2013. Its taxable income in 2024 was 134 t€ and its income taxes 27 t€. Public buyers bought 1 063 € from it in 2025–2026; the largest buyer is Opetushallitus (Opetus- ja kulttuuriministeriön hallinnonala).
Taxes
Measured by taxable income, TMP Sähkö Oy is in the top quarter of the industry class electrical installation (1752 companies with taxable income; median 23 t€, 5,8 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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