Hollenbern Oy

OYActive

Y-tunnus 3593795-2Kempintie 132, 35220 EräjärviEngineering activities and related technical consultancy · NACE 7112Est. 2026— employees

Overview Financials People & ownership Related companies

Hollenbern Oy is a Finnish OY based in Eräjärvi, operating in the Other engineering activities and related technical consultancy sector. Incorporated in 2026.

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EBITDA — year on year

EUR millions

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Contact

Address

Kempintie 132, 35220 Eräjärvi

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Frequently asked questions

What is the Y-tunnus number of Hollenbern Oy?

Hollenbern Oy is registered with PRH / YTJ under Y-tunnus 3593795-2.

Who is the CEO of Hollenbern Oy?

Kati-Marjukka Johanna Holopainen is Deputy Member of Hollenbern Oy, in role since 2026.

Who is the chairman of Hollenbern Oy?

Kim Christian Holopainen chairs the board of Hollenbern Oy, in role since 2026.

Where is Hollenbern Oy headquartered?

Hollenbern Oy's registered address is Kempintie 132.

Hollenbern Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Hollenbern Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Hollenbern Oy