T & A Mämmelä Oy is a limited company based in Kalajoki, registered in 1998. Its taxable income in 2024 was 204 t€ and its income taxes 42 t€. Public buyers bought 4 058 € from it in 2022–2026; the largest buyer is Työllisyys, kehittämis- ja hallintokeskus (Työ- ja elinkeinoministeriön hallinnonala). It has won 1 public contracts in EU procurement notices.
Taxes
Measured by taxable income, T & A Mämmelä Oy is in the top quarter of the industry class engineering design and technical consultancy incidental to urban planning (178 companies with taxable income; median 25 t€, 8,1 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.
Sales to public buyers
Largest buyers
Public contracts won
- Lapinjärven kirkonkylän jätevedenpuhdistamoLapinjärven kunta3,7 M€
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