Grontek Oy

OYActive

Y-tunnus 3603914-2Isonnevantie 26B-2626, 00320 HelsinkiOther construction installation · NACE 4324Est. 2026— employees

Grontek Oy is a Finnish OY based in Helsinki, operating in the Other construction installation n.e.c. sector. Incorporated in 2026.

Revenue

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EBITDA margin

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Equity ratio

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Financial strength

Net profit

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EBITDA — year on year

EUR millions

Annual report

Address

Isonnevantie 26B-2626, 00320 Helsinki

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What is the Y-tunnus number of Grontek Oy?

Grontek Oy is registered with PRH / YTJ under Y-tunnus 3603914-2.

Who is the CEO of Grontek Oy?

George Romanov is Chief Executive Officer of Grontek Oy, in role since 2026.

Where is Grontek Oy headquartered?

Grontek Oy's registered address is Isonnevantie 26-B26.