LAWYER PROFILE
Bertha Marina Argüello de Rizo

Bertha Marina Argüello de Rizo

Latin America 2026

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Ranked in 1 practice area

About

Provided by Arias

Latin America

Practice Areas

Banking, Finance and Insurance

Corporate and Commercial law

Labor Law and Business Immigration

Mining

Career

- Juris Doctor degree from the Universidad Autónoma de Centro America in San José, Costa Rica.

- Authorized to practice law and as a Notary Public in Costa Rica and Nicaragua.

- Master of Laws degree from Harvard University School of Law.

Professional Memberships

- Member of International Bar Association (IBA)

Personal

Bertha M Argüello has been part of the firm since 2003 and advises clients in banking and finance, corporate and commercial and mining matters, she has coordinated and advised in the opening and acquisition of several banks and financial institutions in Nicaragua, as well as acting as counsel in restructuring, regulatory and compliance matters. She has also advised on both local and international corporations in financing and investment transactions as well as security structuring in the country and the Central American region.

Bertha has also been legal advisor to local companies and foreign entities looking to invest in Nicaragua, including assisting on labor and organizational matters. She has been a member of the board of a supervised financial institution since 2016, as well as its risk and compliance committees, representing client interests and contributing to strengthening the entity’s presence nationwide. Bertha also advises clients on complex financing arrangements and security structures for both regulated and non-regulated entities. Her experience also includes working in Arias’ expanding labour department, advising clients on diverse employment matters, as well as general management and corporate solutions.

She holds a masters degree in law from Harvard Law School and a Juris Doctor degree from Universidad Autónoma Centroamericana in San José, Costa Rica. Bertha has been an authorized attorney and notary public in Nicaragua since 2000.

Chambers Review

Provided by Chambers

Chambers Latin America

Corporate/Commercial - Nicaragua

Band 1
Band 1

Individual Editorial

Co-head of department Bertha Marina Argüello de Rizo is regularly recognised for her capabilities in finance matters. She regularly advises key Nicaraguan and international financial institutions on the structuring and negotiation of loan agreements.

Strengths

Provided by Chambers

  • Bertha Marina Argüello de Rizo is a very good, creative and studious lawyer in the Nicaraguan corporate sector.

    Corporate/CommercialChambers Latin America
  • Bertha Marina Argüello de Rizo is an excellent professional.

    Corporate/CommercialChambers Latin America

Ranked Individuals at Arias (39)

Costa Rica

El Salvador

Guatemala

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