Local politics Mathisen was a member of
Asker municipal council from 1992 to 2003 and
Akershus county council from 2003 to 2015.
Parliament She served as a deputy representative to the
Parliament of Norway from
Akershus during the term 2009–2013, and in 2013 she was elected as a full member of the Parliament. She was a member of the
Standing Committee on Labour and Social Affairs from 2013 to 2017. A deputy member of the
Storting from 2017, she deputised for
Jan Tore Sanner from 2017 to 2021, while Sanner served in government. She was a member of the
Standing Committee on Scrutiny and Constitutional Affairs from 2017 to 2021. ==References==