Open Accountant. Maria has completed full professional reviews of 4 Tax Guides on OpenAccountants. Each Guide below shows its sources, applicable period and review record.
Licence and memberships as provided by Maria.
Financial Controller, Certified Public Accountant, and Tax Auditor with an MBA and completed doctoral studies in Accounting and Financial Governance. I have more than 15 years of experience leading finance and administration departments in the international development (NGOs) and extractive (mining/energy) sectors. Expert in validating complex tax information and managing large-scale portfolios under USAID, USDA, GAC, and European Union regulations. Specialist in risk-based auditing (PwC), forensic data restructuring, and local and international tax compliance. A multilingual professional (English/Spanish/Portuguese) with an exceptional track record of “zero critical findings” in Big Four audits and expert proficiency as a Power BI developer applied to digital financial ecosystems (SAP S/4HANA, QuickBooks Online, and AI finance tools).
Each Guide below carries a review record — the version and period Maria reviewed. Open any one to see its rates, rules and sources.
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Guide reviews cover general reference material and do not create a client engagement or approve any taxpayer's filing.