Olstad replaces Svein Kåre Sund as one of the board's three employee representatives. Sten Roar Martinsen and Arve Baade were re-elected for a period until next election of employee representatives in 2022.

After Thursday’s election, the Board of Directors in Hydro consists of chair Dag Mejdell, deputy chair Irene Rummelhoff, Rune Bjerke, Thomas Schulz, Liselott Kilaas, Marianne Wiinholt, Peter Kukielski, and the employee-elected board members Sten Roar Martinsen, Arve Baade and Ellen Merete Olstad.