Marcella Guevara

Marcella Guevara is a Finance Senior Analyst at The International Baccalaureate, with extensive experience in financial processes and analysis. Responsibilities include invoice processing using Oracle Cloud and resolving data issues affecting automated payment requests. Previous roles include Office Manager at Ecrion Software, where Marcella developed and implemented finance processes and managed billing, payroll, and employee benefits across US and UK offices. Early career experiences include accounts receivable and payable positions, during which Marcella honed skills in collections, reconciliation, and vendor management. Marcella holds a B.B.A. in Accounting and Business/Management from Marymount University and a CORe Credential of Readiness from Harvard Business School Online.