TEAM
OSVALDO FLORES
Of counsel
Buenos Aires
Osvaldo has more than 40 years in tax matters with a special focus on the Oil & Gas, Mining and Energy industries with main clients such as YPF S.A; Total Austral S.A. Argentina Branch; Compañía General de Combustibles S.A.; Petroquímica Comodoro Rivadavia S.A.; Chevron Argentina S.R.L.; Compañía de Hidrocarburo no Convencional S.R.L.; Unconventional Development Company; Pluspetrol S.A.; Chevron Overseas Corporation Argentina Branch; Central Puerto S.A.; Transportadora de Gas del Sur S.A.; San Antonio Internacional S.A.; Servicios Especiales San Antonio S.A.; Eramine Sudamérica S.A. (Eramet Group); Minera Exar S.A., among others.
LANGUAGES
Spanish and English.
EDUCATION
UNIVERSIDAD DE BUENOS AIRES, Buenos Aires, Argentina
Public Accountant, 1983.
PROFESSIONAL EXPERIENCE
- Counsel at MHR | Martinez de Hoz & Rueda (Buenos Aires, 2026-present)
- Independent Tax Advisor (Buenos Aires, 2020–2025)
- Tax partner at EY (Buenos Aires, 2000-2020).
- Arthur Andersen (1984-2000).
ACADEMIA
UNIVERSIDAD TORCUATO DI TELLA, Buenos Aires, Argentina
Professor in charge of the Tax Planning course.
Speaker at various seminars held in Argentina and abroad on tax issues.
Author of articles related to tax issues.