TJ-Yhtiöt Oy is a limited company based in Lahti, registered in 2012. Public buyers bought 4 225 € from it in 2022–2022; the largest buyer is Kaupunkiympäristön Toimiala, Helsinki (Helsinki).
Taxes
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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