The team at O'Neill & Borges brings strength to advising domestic and multinational renewable and alternative energy companies, petroleum companies, financial institutions and corporates in the medical devices, tech and pharmaceuticals sectors on federal and Puerto Rico regulatory matters, corporate compliance, government procurement and contracts, and tax incentives. In addition, the team represents clients before the Puerto Rico Senate and House of Representatives and administrative agencies on environmental, energy and land use matters. The practice is led by Jerry Lucas Marrero, a specialist in judicial and administrative litigation, environmental impact reviews and permitting processes related to major transactions. Other key figures include corporate partner Antonio Collazo-Bennazar, who handles complex due diligence, and Carlos Vázquez-Alberty from the firm’s labour and employment team.

Legal 500 Editorial commentary

Key clients

  • Baxter Healthcare of Puerto Rico
  • Clean Flexible Energy
  • Holsum de Puerto Rico
  • AES Puerto Rico
  • Puerto Rico Energy
  • Microsoft Operations Puerto Rico
  • Shell
  • West Pharmaceuticals
  • Buckeye Caribbean Terminals

Practice head

The lawyer(s) leading their teams.

Jerry Lucas Marrero