European Optical Society Oy is a limited company based in Joensuu, registered in 2013. Its taxable income in 2024 was 1 694 € and its income taxes 339 €. Public buyers bought 1 447 € from it in 2023–2024; the largest buyer is Tekniikka Ja Luonnontieteet (Tampereen yliopisto).
Taxes
Measured by taxable income, European Optical Society Oy is in the lower half of the industry class organisation of conventions and trade shows (77 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.
Sales to public buyers
Largest buyers
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