Mariacté Correa-Cestero

Mariacté Correa-Cestero is a member in the Litigation Department. She joined O’Neill & Borges in 1996. Mariacté has represented a wide variety of corporate clients in both extra-judicial and judicial claims, including claims dealing with distribution and franchising, construction, government bids, insurance, health law, product liability and personal injury, land use regulations and environmental law. In addition, she represents corporate clients in administrative agency proceedings, as well as in arbitration and mediation proceedings related to contractual health insurance, construction, and general insurance law issues.

Among her many cases involving the construction industry, Mariacté has represented a contractor specializing in under-water construction projects in resolving various disputes with the project owner; a multinational corporation participating as a general contractor in Puerto Rico, facing various multi-party litigations related to construction defects, mold and environmental damages claims; and local general contractors in administrative and judicial construction claims related to the Horizontal Property law. Mariacté has also represented local developers before the Department of Consumer Affairs, as well as the Puerto Rico Department of Housing in arbitration and mediation proceedings related to construction and renovation projects.

In addition to construction defect claims, she has also represented corporate clients in judicial review proceedings before the Puerto Rico Appeals Court and the Puerto Rico Supreme Court related to private and public bidding procedures for the execution of management contracts, purchasing and construction contracts in the private and public sectors of the economy.

In the insurance and health law practice area, she has represented health insurance companies in a wide variety of cases before judicial and administrative forums, including health providers’ claims, regulatory issues before the Puerto Rico Health Insurance Administration, the Puerto Rico Insurance Commissioners Office, and the Office of the Puerto Rico Health Advocate, and controversies related to the administration of health maintenance organizations.


  • University of Pennsylvania, B.S., 1993
  • University of Puerto Rico, J.D., 1996

Bar Admissions

  • Puerto Rico
  • U.S. District Court for the District of Puerto Rico
  • U.S. Court of Appeals for the First Circuit