Energy About Hydro Energy Hydro Energy locations Norsk Hydro ASA Norsk Hydro ASA Hydro's corporate head office is located at Vækerø west of Oslo. Did you know? Number of employees: 400 The corporate staffs and corporate management are located here, in addition to the management teams for several of our business areas. Address Norsk Hydro ASA P.O. Box 980 Skøyen NO-0240 Oslo Norway Visitor information Drammensveien 264, Oslo +47 22 53 81 00 About Hydro Key facts Hydro worldwide The Hydro Way Brand center Corporate governance Modern Slavery Transparency statement Website cookies Contact Contact Media contacts Investor Relations Contacts Customer service portal Follow us Instagram Facebook LinkedIn Twitter Flickr YouTube Shapes Suppliers Privacy policy Terms & conditions Accessibility Sitemap © 2021 Norsk Hydro ASA