Ronna Mariano is a Treasury Senior Expert at Merck Group, where responsibilities include serving as the primary contact for CFOs in APAC and supporting the establishment of a centralized treasury team in Manila. Prior experience includes roles as a Corporate Treasury Analyst at Transfast, managing cash operations and foreign exchange transactions, and as Assistant Manager at WNS Global Services, overseeing treasury and business planning processes. Ronna also worked at Sony Pictures Entertainment as an Associate Team Lead, focusing on treasury services and reporting, and at IBM Global Business Services as a GL Accountant, monitoring bank accounts and ensuring transaction accuracy. Ronna holds a Bachelor of Science in Accounting from Central Luzón State University and is currently pursuing certification at Ateneo Graduate School of Business.
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Merck Group
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Merck KGaA is a Germany-based science and technology company. The Company operates in three business segments: Healthcare, Life Sciences and Electronics.