Integrated approach. Comprehensive support. Focused on your success.

Our Firm

Your trusted business partner in Puerto Rico.

As a leading full-service law firm in Puerto Rico, O’Neill & Borges provides the comprehensive legal support businesses and institutions need to succeed on the Island. With more than 60 years of experience, companies rely on our team to navigate Puerto Rico’s complex legal and regulatory landscape with clarity, precision, and strategic insight. Based in San Juan, our multidisciplinary attorneys deliver trusted guidance across corporate, transactional, regulatory, and litigation matters, helping clients advance, adapt, and achieve their goals with confidence.

Featured Attorney

Mariacté Correa-Cestero

With 30 years of litigation experience, Mariacté Correa-Cestero has built a distinguished practice representing corporate clients in complex disputes before federal and local courts, administrative agencies, and arbitral and mediation forums.

As a Capital Member of O’Neill & Borges LLC’s Litigation Department, Ms. Correa-Cestero brings extensive experience in construction, insurance and health law, advising and representing clients in sophisticated matters involving construction defects, environmental and property damage, insurance coverage, government bids, contractual disputes, and regulatory proceedings.

Her construction practice includes representing contractors, developers, and other industry participants in high-stakes disputes and proceedings, while her insurance practice includes significant experience representing commercial property insureds in claims arising from natural disasters and representing health insurance companies in judicial and administrative controversies.

Throughout her career, Ms. Correa-Cestero has earned a reputation for providing strategic, practical, and results-oriented representation in complex and often highly sensitive disputes.

Learn more about Mariacté Correa-Cestero and her practice here: