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Koja Oy

Limited company. Manufacture of non-domestic air conditioning equipment.

Koja Oy is a limited company based in Tampere, registered in 2004. Public buyers bought 73 t€ from it in 2022–2024; the largest buyer is Suomen ympäristökeskus (Ympäristöministeriön hallinnonala).

Taxable income 20240 € -100 % on the previous year
Income taxes 20243 628 €543 t€ in 2020–2024
In business22 yrsregistered 1.1.2004
Sales to public buyers73 t€2022–2024

Taxes

96 t€1,4 M€97 t€1,1 M€0 €0 €20202021202220232024

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

72 t€1 280 €1 280 €20222024

Largest buyers

  • Suomen ympäristökeskus Ympäristöministeriön hallinnonala72 t€
  • Stara-liikelaitos, Helsinki Helsinki1 280 €

All buyers and product groups

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