Nicolás Castillo, CPA
Nicolás Castillo, CPA, is the founder of Rook International CPAs & Advisors, a cross-border tax firm that helps U.S. entrepreneurs, remote professionals and business owners navigate living and working abroad.
With nearly a decade of experience in tax and accounting, Nicolás focuses on the intersection of U.S. tax obligations, foreign tax residency, international business structures and the practical planning required before and after an overseas move.
His areas of expertise include S corporation taxation, payroll and withholding for Americans working abroad, foreign tax credits, the Foreign Earned Income Exclusion and tax planning for U.S. business owners relocating to Europe.
Based in Madrid, Nicolás specializes in advising Americans moving to or living in Spain, Portugal, France and Italy.
Email: info@rookcpas.com | Website: www.rookcpas.com
