Contact information

Finnish Environment Institute (Syke) accepts only e-invoices. Please send your invoice addressed to Syke as an e-invoice through Posti Messaging Oy, which is the e-invoicing operator for government organisations. We accept invoice-related attachments in electronic form sent with e-invoices. The preferred file format for the attachments is pdf. Please note that an invoice sent as an email attachment is not an e-invoice.

Syke’s address for your e-invoices is:

E-invoicing address (OVT number): 003709961895
PEPPOL e-invoicing address: 0216:003709961895
Operator ID (Posti Messaging Oy): FI28768767
Syke’s Business ID: 0996189-5
Syke’s VAT-number: FI09961895

From 1 April 2021, we will only accept invoices that comply with the European standard. If, for a legitimate reason, you cannot send an invoice in accordance with the European standard within the required timeframe, you should contact Syke in order to allow for a transition period. This should be done before an order is placed or a contract concluded. However, all invoices must always meet the mandatory invoice data content requirements specified in the value added tax act.

Further information on invoice requirements and e-invoicing is available on the State Treasury website.

The Joensuu office employs approximately 15 people from the units of Climate solutions, Circular economy solutions, Societal change, Research infrastructure, and Administrative services. 

Contact information

• Visiting address: Yliopistokatu 6 B (Metla-building), 80100 Joensuu, Finland
• Mailing address: Finnish Environment Institute (Syke), Joensuu Office, Yliopistokatu 6 B, 80100 Joensuu, Finland
• Tel (switchboard): +358 295 251 000 (Monday to Friday 8:00 - 16:15)

More information

• quality manager Jaana Kolehmainen

The Jyväskylä office employs approximately 30 people from the units of Climate solutions, Circular economy solutions, Nature solutios, Marine and freshwater solutions, Built environment solutions, Quality of information, Research infrastructure, Societal change, Digital services, and Administrative services. The office also has a FINAS accredited (T003) testing laboratory.

Contact information

• Jyväskylä office is located at the Ylistönrinne campus of the University of Jyväskylä.
• Visiting and mailing address: Finnish Environment Institute (Syke), Jyväskylä office, Survontie 9A, 40500 Jyväskylä, Finland
  Tel (switchboard): +358 295 251 000 (Monday to Friday 8:00 - 16:15)

More information

• development manager Kristian Meissner

The Oulu office employs approximately 40 people from the units of Climate solutions, Circular economy solutions, Built environment solutions, Nature solutions, Marine and freshwater solutions, Quality of information, Societal change, Research infrastructure, and Administrative services. The office also has a FINAS accredited (T003) testing laboratory.

Contact information

• Oulu office is located at the Linnanmaa campus of the University of Oulu.
• Visiting address: Paavo Havaksen tie 3 (Ympäristötietotalo, 2nd floor), 90570 Oulu, Finalnd
• Visiting address (laboratory): Linnanmaa K5, 90570 Oulu, Finaland
• Mailing address: Finnish Environment Institute (Syke), Oulu Office, P.O. Box 413, 90014, University of Oulu, Finland
• Tel (switchboard): +358 295 251 000 (Monday to Friday 8:00 - 16:15)
• University of Oulu contact information
• Visitor parking at Linnainmaa campus of the University of Oulu

More information

• group manager Satu Maaria Karjalainen

Laboratories in Helsinki

The Finnish Environment Institute's laboratory is located in Kaaritalo on the Viikki campus.

• Visiting and postal address: the Finnish Environment Institute (Syke), Mustialankatu 3, 00790 Helsinki, Finland

Syke's marine research laboratory is located in the EE building on the Viikki campus.

• Visiting and postal address: Finnish Environment Institute (Syke), Agnes Sjöbergin katu 2, 00790 Helsinki, Finland
• 2. visiting address and delivery address: Mustialankatu 1, 00790 Helsinki, Finland

Laboratory in Jyväskylä

The Finnish Environment Institute's Jyväskylä laboratory is located in Ylistönmäki.

• Visiting and postal address: the Finnish Environment Institute (Syke), Survontie 9A, 40500 Jyväskylä, Finland

Laboratory in Oulu

The Finnish Environment Institute's Oulu laboratory is located at the University of Oulu, Linnanmaa.

• Visiting address (laboratory): Linnanmaa K5, 90570 Oulu, Finland