About
Gianpiere J. Alcantara is an Associate Attorney at the Law Office of John J. Sheehan, LLC, where he focuses on personal injury law. Fluent in both written and spoken Spanish, Mr. Alcantara provides clear and compassionate legal support for Spanish-speaking clients across Massachusetts. His dedication to service, combined with a strong legal foundation, makes him a reliable advocate for individuals injured in car accidents and other personal injury matters.
Mr. Alcantara earned his J.D. from New England Law in Boston. He also holds a B.A. from the University of Massachusetts Boston, where he studied Criminology, Sociology, Philosophy, and Law.
Before becoming an attorney, Gianpiere Alcantara worked for over ten years as a personal injury legal assistant and law clerk. These years of practical experience helped him build a deep understanding of the personal injury process from intake to resolution. Since joining the legal team as an attorney, he has carried forward that hands-on knowledge to better serve injured clients.
Known for being approachable, professional, and detail-oriented, Mr. Alcantara works closely with accident victims to help them navigate the legal system. He supports each client with care and patience, ensuring they understand their rights and receive timely updates on their case. His fluency in Spanish allows him to connect with clients in their native language, building trust and improving communication.
Gianpiere Alcantara is committed to delivering excellent service and helping clients reach fair and favorable outcomes. As part of a respected law office, he continues to fight for the rights of those injured due to negligence, offering trusted legal guidance every step of the way.
Law Office Affiliations
- Associate Attorney, Law Office of John J. Sheehan, LLC
- Member, Massachusetts Bar Association
Licensed State
- Massachusetts
Education
- New England Law | Boston
Juris Doctor (JD) - University of Massachusetts
BA in Criminology, Sociology, Philosophy and Law
Awards & Badges

- Brain injury
- Car accident
- Defective and dangerous products
- Motorcycle accident
- Trucking accident
- Workers compensation
- Wrongful death