LAWYER PROFILE

Walter César Keiniger

Global 2026

Marval O'Farrell Mairal

Ranked in 1 practice area

Tax

Argentina

16 years ranked

Contributions and articles

1 Articles, Press releases, highlights

About

Provided by Marval O'Farrell Mairal

Global

Practice Areas

Walter provides advice to local and foreign companies in the design, planning and organization of a variety of transactions, including loans, project financing, securitization of assets, IPOs, etc. He also has been involved in many M&A transactions, advising both buyers and sellers in the tax consequences derived from the transfer of assets and shares, the creation of joint ventures between local and foreign companies, tax-free reorganizations, etc. He also has a strong background in complex tax litigation and leads a large team of tax litigators.

Career

Joined Marval O’Farrell Mairal in 1999; partner since 2007. Gutman – boutique tax litigation firm, 1995-99.

Professional Memberships

Member of the Argentine Fiscal Association.

Publications

Area of practice articles and books; regular speaker in conferences. Professor at Graduate Tax Programs including University of Miami and University of Florida (USA).

Personal

Lawyer – Tax Law specialization, Universidad de Buenos Aires; Graduate Tax Program, Universidad de Buenos Aires; Graduate Tax Program (LLM in Taxation), University of Florida, USA.

Chambers Review

Provided by Chambers

Chambers Global Guide

Tax - Argentina

Band 2

Individual Editorial

Noteworthy partner Walter César Keiniger is commended by market commentators and clients alike for his solid advice on tax matters. He provides extensive guidance on both contentious and non-contentious mandates.

Learn more about this team View ranking table

Strengths

Provided by Chambers

Walter Keiniger is problem-focused and leverages extensive knowledge to deliver tailored, effective solutions with impeccable attention.
TaxChambers Global Guide