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Contact details

You can find our invoicing information, address, and direct contact information for key personnel under our contact details. Additionally, you can contact us by using the form.

Sievi Hyvinvointitilat Oy

Uusitie 81, Teknotalo 1 B,
86600 Haapavesi, Finland (see map)

+358 50 445 5900

The email addresses for our employees follow the format:

Please use the above contact information or the form to contact us. We endeavor to respond the next working day at the latest.

Ota yhteyttä (EN)

We process all personal data in accordance with our privacy policy.


Pauli-Pekka Österberg
Commercial director
Tero Toiviainen
Architect in charge
Tommi Koukkari

Invoicing information

Please note that this invoicing information only applies to Sievi Hyvinvointitilat.

We process our purchase invoices electronically. We strive to do our part in making e-invoices more popular, which is why we would prefer to receive invoices from you as e-invoices whenever possible.


Business ID: 2906024-2
Finnish Party Identification number (OVT): 003729060242
Operator: Maventa
Intermediary ID: 003721291126 (DABAFIHH)

Email invoices

Email invoicing address:

Invoices must be in PDF format. Please only include one invoice per PDF file. Any attachments to the invoices must be included in the same file as additional pages to the invoice.

Paper invoices

Sievi Hyvinvointitilat
P.O. Box 100
80020 Kollektor Scan, Finland