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VTT's contact information and maps for office locations.
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Contact information
Locations and maps
Invoicing
Invoicing address
VTT Technical Research Centre of Finland Ltd.
P.O. Box 8003
00071 OSTOLASKUT
Finland
VAT-number FI26473754
Our e-invoice address:
E-address: 003726473754
Operator: OpusCapita Solutions Oy
Service ID: E204503
You’re also able send us e-invoices through OpusCapita Key-In portal.
Please register to the portal from the following link: OpusCapita Key-In -Portal
E-mail invoices to VTT
If you send us invoices via e-mail, please send all invoices in PDF format to the email address: invoices.scan@vtt.fi
Add maximum 10 invoices, each invoice as an individual attachment file. One attachment file should include all documents related to invoice in question. If your invoice does not include wire transfer or other necessary payment information, write them to the email body text.
Paper invoices to VTT
If paper invoices have to be sent for any exceptional reason, please send them to VTT’s invoicing address mentioned above.
More information
Please note that all invoices addressed to VTT must include a purchase order number for reference. If no purchase order number is available, indicate the name of the ordering party or an agreement number/order reference.
If you have any questions or you need further instructions, contact VTT’s accounts payable team accounts.payable@vtt.fi