JJA Ilmastointi Oy is a limited company based in Hämeenlinna, registered in 1995. Its taxable income in 2024 was 24 t€ and its income taxes 4 859 €. Latest Trade Register entry: line of business changed, 10.12.2025.
Taxes
Measured by taxable income, JJA Ilmastointi Oy is in the upper half of the industry class other miscellaneous specialised construction activities n.e.c. (1420 companies with taxable income; median 19 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.
Trade Register events
- Line of business changed
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