Rakennus J.Tiainen Oy
OYActiveY-tunnus 0874468-8Oilaantie 664, 09810 NummiConstruction of residential and non-residential buildings· NACE 4100Est. 1991 · 35 years old— employees
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Rakennus J.Tiainen Oy is a Finnish OY based in Nummi, operating in the Construction of residential and non-residential buildings sector. Incorporated in 1991, the company reported revenue of 77,0 t. € in its latest annual filing.
In its most recent annual report (2025), Rakennus J.Tiainen Oy reported revenue of 77,0 t. €, a decrease of 40% on the year before. The figures on this page draw on 5 annual filings covering 2021 to 2025. The bottom line showed a net loss of 20,0 t. €, and the EBITDA margin stood at -20.8%.
At the end of 2025, equity financed 36.9% of the balance sheet, and current assets covered short-term debt 9.2 times.