Aysun Sirre has extensive experience in commercial support roles, currently serving as a Commercieel medewerker binnendienst at PreZero Nederland since October 2016, where responsibilities include client service, processing quotes, managing CRM-related tasks, advising on waste separation, scheduling appointments for account managers, and viewing complaints as opportunities. Concurrently, Aysun also holds the position of Commercieel medewerker at SUEZ Nederland, starting in the same month and year. Prior to these roles, Aysun worked as a commercieel medewerker binnendienst at Nieuwe Dimensies from January 2008 to January 2011. Aysun's educational background includes studies at Katholieke College Amsterdam West.