Claudia Argueta de Castro

I am a Strategic Finance & Operations Executive with over 21 years of experience leading complex, multi-entity financial operations across U.S. government and private-sector environments. Throughout my career, I have managed large-scale financial operations under strict regulatory frameworks, including multi-country oversight and the execution of $87M+ in annual disbursements with zero late-payment penalties. I specialize in governance, internal controls, compliance, and building scalable financial systems that support growth while mitigating risk. Most recently, I have led operations for a San Francisco-based CPA firm, overseeing accounting, payroll, and U.S. tax compliance (federal and California), managing a portfolio of 150+ clients, and leading cross-border teams. I have implemented standardized processes, strengthened internal controls, and reduced response times by 20%, improving operational efficiency and service reliability. I thrive at the intersection of financial rigor, operational scalability, and cross-border leadership. My focus is on building structured, compliant, and high-performing financial ecosystems that enable organizations to scale sustainably. I am open to global leadership opportunities in finance, operations, governance, and scalable growth environments.