Gertjan Van Klinken has extensive experience in technical sales and commercial roles, currently serving as a Commercieel technisch adviseur buitendienst at Mastermate since August 2019. Prior experience includes a position as a Regiomedewerker at DESTIL from January 2018 to June 2019, and various roles at Breur IJzerhandel Rivium from April 2006 to December 2017, including Telefonische verkoopmedewerker, Vertegenwoordiger voor de bouw en industrie, and Commercieel medewerker. Gertjan started a career at Gerritse ijzerwaren from 2000 to 2006 as a Chauffeur. Gertjan also pursued professional development through courses at Kiwa in June 2022 and NCOI Opleidingen from November 2020 to January 2021.