Contact
Main office
Økernveien 94, 0579 Oslo (view map)
Please note that NIVA is relocating its Oslo head office to Campus Ullevål.
The new address from 1 June 2026 is:
Sognsveien 72, 0855 Oslo.
Email: post@niva.no
Phone: (+47) 22 18 51 00
Fax: (+47) 22 18 52 00
Press contact
Your feedback
If you have any feedback regarding NIVA's activities, please contact our Quality and HES Manager. We want to hear from you and take all enquiries seriously. This helps us to improve our products, services and internal processes. You will receive a confirmation that we have received your enquiry and we will investigate the matter.
