Our Practice


Oscar I. Alfonso & Associates concentrates primarily in the following practice areas:

  • Pre-immigration tax planning
  • Expatriation
  • Starting or restructuring operations or investments in the United States
  • Provide advise to U.S. companies and/or U.S. persons investing or doing business abroad
  • Cross-border transactions
  • Formation and maintenance of domestic and international business structures
  • International asset protection – including advice and structures
  • International and domestic estate planning – including advice and document preparation
  • International tax advice and compliance – including:
    • FATCA (the Foreign Account Tax Compliance Act)
    • FIRPTA (the Foreign Investment in Real Property Tax Act)
    • The IRS Offshore Voluntary Disclosure Program
    • IRS Streamlined Filing Compliance Procedures
  • Probate Administration – including:
    • Formal Administration
    • Summary Administration
    • Domiciliary Probate
    • Ancillary Probate
  • Guardianship Administration – including:
    • Guardianship of the Person/Guardianship of the Property/ Guardianship of the Person and Property
    • Plenary Guardianship/Limited Guardianship
    • Emergency Temporary Guardianship
    • Guardianship of Minors
  • Trust Administration