Career
She is known as mayor of Trondheim, the third largest city in Norway, from 1998 to 2003. From August 2001 to June 2002 the deputy mayor Liv Sandven replaced Slungård temporarily as mayor. Slungård served as a deputy representative in the Parliament of Norway from Sør-Trøndelag during the terms 1997–2001, 2001–2005 and 2009–2013.
In 2004 she became director of communications in The Foundation for Scientific and Industrial Research. In 2007 she became chair of Siemens Norway.
She has also headed the election committee in Statoil.