Puerto Rico


Dispute resolution
McConnell Valdés

The Hato Rey-based Puerto Rican firm McConnell Valdés is among the most prolific law firms in the Caribbean. This is made apparent by the potency of its positionality in legal markets throughout the region and beyond, and the fact that it is the largest full-service law firm in Puerto Rico. With over 100 lawyers all equipped with a sophisticated understanding of high level legal and business dealings, the firm provides counsel in practice areas including corporate law, labor and unemployment, environmental law and energy use, and litigation. The firm services legal and business needs internationally to of a diversity of clients, ranging from high-profile Fortune 500 accounts to local, grass-roots business initiatives throughout Puerto Rico, the Unites States, Latin America, and Europe. The firm has been at the forefront of Puerto Rico’s legal market dating back to its founding in 1946.

Crucial to the operations of the firm today is star litigator Dora Peñagarícano, who was recognized as one of Benchmark Latin America’s Top 25 Women in Litigation in 2018, 2019, and 2020. Her near unmatched level of expertise regarding commercial litigation and intellectual law have made her a standout among all legal practitioners in Puerto Rico and beyond. Star litigator Antonio Arias-Larcada is also integral to the success of the firm’s legal team. A master of bankruptcy, foreclosure, and asset repossession proceedings of the most complex nature, he serves as counsel to high-profile clients throughout Puerto Rico and the United States. He additionally played an instrumental role in disaster relief consulting and reconstruction projects following Hurricane María. The firm is home is standout, notable future stars Yahaira de la Rosa-Algarín, whose expertise in general civil and commercial litigation is crucial to the firm’s operations. She has served as counsel on many of the firm’s most sophisticated and high-value matters, including representing two of the United States and Puerto Rico’s largest brokerage firms following turmoil in Puerto Rico’s bond market. Another vital asset to the firm’s success is future star Eduardo Zayas-Marxuach, who provides the legal team with his knowledge of distribution and franchising as well as insurance litigation.

O'Neill & Borges

O’Neill & Borges is a San Juan-based full-service law firm that is well established as being among the preeminent firms of Puerto Rico. The firm is consistently regarded as a premier choice of counsel on the most nuanced, large-scale, and significant corporate transactions and dispute proceedings in the country. The firm services the legal needs of world-class business organizations, including multiple Fortune 500 companies in all major sectors of the Puerto Rican economy. The firm displays expert level aptitude in each of its numerous practice areas that include antitrust and trade regulation, government contracts and procurement, employment litigation, securities litigation, and construction litigation. Its high-caliber legal team boasts a plethora of industry subject matter expertise in fields including but not limited to commercial banking and financial institutions, consumer products and services, energy, healthcare, pharma, biotechnology, and private equity firms. Notable litigators include Carla García-BenítezHermann Bauer-Alvarez, and Salvador Antonetti-Stutts.