JL Talotekniikka Oy is a limited company based in Kotka, registered in 2021. Its taxable income in 2024 was 170 t€ and its income taxes 35 t€. Public buyers bought 4 076 € from it in 2024–2025; the largest buyer is Museovirasto (Opetus- ja kulttuuriministeriön hallinnonala).
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Taxes
Measured by taxable income, JL Talotekniikka Oy is in the top quarter of the industry class plumbing, heat and air-conditioning installation (1803 companies with taxable income; median 25 t€, 6,9 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.