Excellence & Legal Commitment

Over 20 years providing top-tier legal and accounting counsel to businesses and individuals, with integrity and proven results.

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Civil & Criminal Law

We protect your family and assets interests with utmost discretion and procedural efficiency.

Corporate Law

Business structuring, mergers, acquisitions, commercial contracts, and compliance for your company.

Tax & Accounting

Tax planning, auditing, tax filing, and dispute resolution with tax authorities.

A track record that inspires trust.

At Lex & Associates, we understand that every case is unique. Our multidisciplinary team of attorneys and accountants works in an integrated manner to offer complete solutions to complex problems.

We are distinguished by personalized attention, technical rigor, and a constant pursuit of professional excellence in defending our clients' rights. We act with absolute transparency at every stage.

Learn our story

20+

Years of Experience

95%

Favorable Cases

500+

Advised Companies

Our Founding Partners

Professionals with a distinguished academic and practical track record in the country's most demanding courts.

Dr. Roberto Lex

Managing Partner - Corporate Law

Specialist in mergers and acquisitions with over 25 years advising Fortune 500 companies.

Dra. Mariana Costa

Partner - Civil & Family Law

Renowned litigator in civil courts, with postgraduate studies in mediation and conflict resolution.

Cdr. Fernando Ruiz

Partner - Tax Affairs

Former tax auditor, specialist in tax engineering and defense before tax collection agencies.

Schedule a consultation

We provide personalized attention at our offices or via secure video conference.

Central Offices
Av. del Libertador 1000, Piso 15
Buenos Aires, Argentina

Direct Line
(011) 4321-9876

Email
[email protected]