LAWYER PROFILE
Marcia Issler Mandelbaum

Marcia Issler Mandelbaum

Brazil 2025

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Chambers ranking badge

Ranked in 1 practice area

Corporate/M&A

Brazil

1 year ranked

About

Provided by CGM Advogados

Brazil: Transactional

Practice Areas

Commercial Contracts, Corporate and Foreign Investments, Corporate Governance, Digital Markets, Mergers and Acquisitions, Privacy and Data Protection

Experience

Marcia has more than 20 years of experience advising domestic and foreign clients in various segments, having been part of CGM since the firm’s foundation. She has extensive experience in large- and mid-market M&A deals and advises multinationals investing in Brazil on corporate law and contractual matters. Marcia has been involved in some of the firm’s highest-profile M&A cases, while also assisting numerous clients with their day-to-day corporate work.

In addition, Marcia is co-head of CGM’s digital law, privacy and data protection team, with extensive experience in the technology and other industries, advising leading clients from the most diverse sectors on matters involving those fields of law. She also serves as Data Protection Officer (DPO) to major players in their respective markets.

Beyond her legal practice, Marcia is appointed as CGM’s DPO, playing a key role in the firm’s adaptation to the LGPD and the implementation of best practices in our data processing activities.

Education

LL.M. in Corporate Law, Faculty of Law of the Hebrew University of Jerusalem (Dean’s List).

Law Degree, USP

Erasmus Student at Université Lumière Lyon 2.

Languages Spoken

Portuguese

English

French

Hebrew

Chambers Review

Provided by Chambers

Chambers Brazil: Transactional

Corporate/M&A - Brazil

Up-and-coming Individual
Up and Coming

Individual Editorial

Up-and-coming partner Marcia Issler Mandelbaum is a practitioner who is well equipped to assist clients with M&A transactions and corporate reorganisations.

Strengths

Provided by Chambers

  • I have a positive impression of Marcia Mandelbaum. She is a great professional because she manages to inspire trust and security in her deliveries and recommendations.

    Corporate/M&AChambers Brazil: Transactional
  • Marcia Issler Mandelbaum has a broad command of M&A matters and demonstrates special care in dealing with people, which is appreciated by clients.

    Corporate/M&AChambers Brazil: Transactional

Ranked Individuals at CGM Advogados (9)

Brazil

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