About Us

Clarissa M. Kalil

Clarissa M. Kalil

Immigration Attorney

Attorney Clarissa Kalil is a licensed attorney in two countries: United States and Brazil. She holds a Master of Laws (L.L.M.) degree from Northeastern University School of Law in Boston, MA. She also holds a Bachelor of Laws (L.L.B.) degree from Pontifícia Universidade Católica de Goiás PUC-GO .

Attorney Clarissa Kalil works with individuals all around the nation, seeking immigration assistance. Her practice is exclusively dedicated to U.S. immigration law. Clarissa specializes in business immigration, and cross-border transactions for international entrepreneurs, investors, artists, including nonimmigrant visas (L-1, O-1, H-1B), permanent residency applications (EBs, PERM, I-140, etc), appeals, waivers and humanitarian reliefs for asylum seekers, victims of domestic violence and human trafficking. Our clients span five continents and diverse national origins.

Clarissa Kalil’s philosophy is simple: we evince our commitment to each client by providing a class of legal service that is peerless in the international law community.

Clarissa stays actively involved in the community as a member of American Immigration Lawyers Association (AILA) – New England and Missouri Chapter, the Boston Bar Association and ASISTA. She also volunteers her time to a range of non-profit organizations.


She is a member of the American Immigration Lawyers Association (AILA), Boston Bar Association (BBA), Member of ASISTA.

  • Admitted to practice law in the U.S. Court of Appeals for the First Circuit.
  • Admitted to practice law in the U.S. Court of Appeals for the Second Circuit.
  • Admitted to practice law in the state of Missouri by the Supreme Court of Missouri
    Admitted to practice law in Brazil by the OAB-GO.

2017 LL.M. Graduate of Northeastern University School of Law in Boston, MA.

Clarissa M. Kalil

Luana Abreu Viebrantz

Legal Assistant

Mrs. Abreu Viebrantz holds a Master of Laws (L.L.M.) degree from Northeastern University School of Law in Boston, MA. She also holds a Bachelor of Laws (L.L.B) degree from University of Dom Bosco (UNDB).

During law school, Mrs. Abreu Viebrantz interned at a well-known non-profit organization in Boston, MA, where she has developed an expertise in immigration law (U visas, relief under the Violence Against Women Act, and employment authorization for abused nonimmigrant spouses of A, E-3, G, and H visa holders), family law, and restraining orders, helping families and individuals impacted by domestic violence or partner violence.

Currently, Mrs. Abreu Viebrantz has focused her practice on complex corporate immigration matters. Mrs. Abreu Viebrantz assures that foreign companies and individuals on the full range of nonimmigrant, immigrant visa petitions and real estate investments.

At the Law Offices of Clarissa M. Kalil, Mrs. Abreu Viebrantz assists staffed attorneys in all aspects of corporate immigration, including nonimmigrant visa (H-1B, L-1, O-1, etc.), permanent residency applications (EBs, PERM, I-140, etc.), appeals, audits and nonimmigrant waivers.

Clarissa M. Kalil

Mr. Rafael Moraes Fernandes

Case Manager

Rafael has leadership skills since he leaded the Biotech’s Students Council while in University. This was when he found out his passion to fight for justice. Here in the U.S., he holds a certificate of paralegal studies and is fascinated about immigration law.

Rafael has knowledge with asylum applications, employment authorizations, and all kinds of Freedom of Information Act (FOIA) requests not limited to appeals and request with USCIS, CBP, ICE, EOIR and FBI.

Mr. Fernandes has competence and high end skills to manage cases providing efficiency and quality customer services. Mr. Fernandes speaks Portuguese and English fluently.

Clarissa M. Kalil

Mrs. Adriana Bragança

Legal Secretary

Mrs. Adriana Braganca is Brazilian and was born in Goiania-Goias.

She holds a Bachelor of Law degree from Catholic University of Goias – PUC/GO and has also attended  Portuguese and English College of Letters at Federal  University of Goias -UFG/GO.

Mrs. Braganca had provided her teacher acknowledgement for many years in the beginning of her career but her passion was the law. She worked for 20 years at the Courthouse of Goiania and was well-versed in many areas of the Brazilian law and her practice focuses on civil and administrative matters.

She has used these experiences for another role in her life as an Arbitrator for the Second Arbitration Court of Goias- 2 CCA-GO guiding parties to mutually beneficial settlements to avoid court battles and also drawing up binding arbitrations agreements.

She handles the day-to-day operations at the Law Firm of Clarissa´s Kalil as well as numerous administrative and legal tasks.