Before that, she served as Leader of Sustainability and Public Affairs in the same company, coming from the position of National Director at CARE Norway,.

She served as a deputy representative to the Norwegian Parliament from Oppland during the terms 1997–2001 and 2005–2009.

When the second cabinet Stoltenberg assumed office, Larsen was appointed political advisor to foreign minister Jonas Gahr Støre in 2005, in the Ministry of Foreign Affairs.

In April 2009, she was appointed state secretary of the Ministry[2] and held the position until 2013.

Gry Larsen is a board member of Grieg Foundation, and WWF Norway.