Jan Olav Mathiassen currently serves as Growth & Retention Director at Compass Group Norge since September 2022. Prior to this role, Mathiassen accumulated extensive experience at ISS A/S from May 2011 to April 2022, holding positions including Commercial Director, Konserndirektør Field Sales, and Salgsdirektør. From 2004 to 2011, Mathiassen worked at ISS Facility Services A/S as Salesmanager and Salgskonsulent. Earlier career roles include Selger Storhusholdning at Alvim AS (2003-2004), Selger at Finsbråten (2001-2003), Salgsleder at Svalland AS (1999-2001), and Kundekonsulent at Telenor Mobil (1997-1999).
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