LAWYER PROFILE
Mariana Pereira

Mariana Pereira

Latin America 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 3 practice areas

About

Provided by Orienta Legal

Latin America

Practice Areas

Corporate/Commercial

Wealth Management

Energy, Oil & Gas

Banking & Finance

Competition

Compliance

Career

Mariana Pereira has over 30 years of experience as a lawyer and is recognized as one of the most distinguished professionals in the field, bringing her profound expertise and extensive career to the service of her clients. Throughout her trajectory, she has led major legal projects, including high-impact financings, company incorporations, mergers and acquisitions, corporate restructurings, and estate planning.

Her practice focuses on corporate and business law, advising on commercial, contractual, and compliance matters, always with an emphasis on strategic and tailored legal solutions that ensure robust structures for her clients’ operations. In the hydrocarbons sector, Mariana has worked with both national and international companies, providing counsel on complex operations within this industry in Bolivia. Her experience and strategic vision make her a key figure for projects related to these sectors.

Professional Memberships

Bolivian Ministry of Justice

REF Executive Forum

International Bar Association

Global Legal Association

Latam Legal

Education

Universidad Privada de Santa Cruz de la Sierra (UPSA)

Law Degree

1993 - 1998

Universidad de Salamanca

Specialization in Commercial Law

2000

Universidad Católica Boliviana & Harvard Institute for International Development

Specialization in Corporate Law

2002

Universidad del CEMA

Diploma in Asset Protection and International Taxation

2023

Universidad de Monterrey, Mexico

Diploma in Family Business Protocol Development

2024

Awards

Women in Law – Bolivia

Chambers and Partners

2018

Languages Spoken

Spanish

English

Chambers Review

Provided by Chambers

Chambers Latin America

Energy & Natural Resources - Bolivia

Band 1
Band 1

Individual Editorial

Stellar partner and head of department Mariana Pereira is lauded for her activity Bolivia's energy and natural resources sphere. She has particular expertise in the hydrocarbon industry.

Corporate/Commercial - Bolivia

Band 1
Band 1

Individual Editorial

Leading partner Mariana Pereira is highly rated by respondents for her activity and skill in corporate matters in Bolivia's legal sphere. She routinely assists clients from the energy and construction sectors with corporate governance and shareholder mandates.

Banking & Finance - Bolivia

Band 3
Band 3

Individual Editorial

Mariana Pereira of Orienta Legal continues to receive solid market feedback for her activity in Bolivia's banking and finance space. She demonstrates particular expertise in financing large corporate transactions.

Strengths

Provided by Chambers

  • Mariana Pereira always tailors her approach to our needs and has great commercial awareness.

    Energy & Natural ResourcesChambers Latin America
  • Mariana Pereira continues to be a leader within the hydrocarbon practice in Bolivia. She stands out for her technical excellence and her ability to truly understand her clients.

    Energy & Natural ResourcesChambers Latin America
  • Mariana Pereira is a fantastic professional. She is proactive, offers clear advice and is always available when we need her.

    Corporate/CommercialChambers Latin America
  • Mariana Pereira is an expert in Bolivian regulation. She offers efficient and strategic solutions to complex mandates.

    Corporate/CommercialChambers Latin America
  • Mariana Pereira is an excellent negotiator. She has lots of experience and we feel well supported working with her.

    Banking & FinanceChambers Latin America

Ranked Individuals at Orienta Legal (9)

Bolivia

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