Miguel Carbonell-Astor
About Miguel Carbonell-Astor
Miguel Carbonell-Astor is a lawyer based in San Juan, PR and has been recognized in The Best Lawyers in Puerto Rico™ since 2025. Miguel Carbonell-Astor is recognized in the following practice area:
- San Juan, Puerto Rico
- Corporate and M&A Law
Current Firm: Adsuar
Location: San Juan, PR
Nearby Lawyers
His practice focuses on Corporate Tax, Employee Benefits, Estate and Gift Taxation, Excise, Individual and Personal Property Taxes, Tax Audits, and Tax Litigation. Mr.Ruiz-Rodríguez has over 40 years of experience in the practice of law. Through the years he has advised some of the largest local and U.S. employers in Puerto Rico in the manufacturing, financial and retail sectors.
Mr. Cortés-Rexach has practiced law in Puerto Rico for over three decades, concentrating in the areas of commercial and project financing and real estate law. His involvement in Puerto Rico’s tourism industry is extensive, having participated as counsel in a significant number of the major hotel and resort developments in the island including Rio Mar and Palmas del Mar Resorts, the the San Juan Marriott Hotel and more recently, in the Distrito T-Mobile, a multi- million entertain...
Jerry Lucas Marrero is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law, Environmental Law and Land Use and Zoning Law. Jerry Lucas, who practices law in San Juan, Puerto Rico, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jerry Lucas is held by other top lawyers in the same geographic and legal practice area.
Juan A. Frau Escudero is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. Juan A., who practices law in San Juan, Puerto Rico, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Juan A. is held by other top lawyers in the same geographic and legal practice area.
Salvador J. Antonetti-Stutts is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice, Arbitration and Mediation, Bet-the-Company Litigation, Competition / Antitrust Law, Ethics and Professional Responsibility Practice, Franchise Law and Litigation. Salvador J., who practices law in San Juan, Puerto Rico, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Salvador J. is held by ot...
She is the Vice-Chair of McConnell Valdés' Corporate Practice Group. Her main areas of practice include general corporate matters, financial institutions, mergers and acquisitions in the insurance and banking industries, distribution and sales representative laws, insurance and healthcare services - including litigation - as well as regulatory matters and government and legislative affairs. Before joining McConnell Valdés, Mrs. Portela concentrated in the practice of civil and c...
Ms. Palacios-Cabrera is an Income Member in the Litigation Practice Group. Her practice includes securities litigation, arbitration and mediation - including disputes related to Puerto Rico securities, closed-end funds and Puerto Rico bonds - general and complex civil and commercial litigation, contractual and distribution and franchise disputes, appellate practice, and insurance and construction litigation. https://www.mcvpr.com/attorneys-Myrgia-Palacios-Cabrera
Mr. Zayas-Marxuach has developed a commercial and general civil litigation practice in federal and state courts, with emphasis on distribution and franchising, insurance litigation, the Racketeer Influenced and Corrupt Organizations (RICO) Act, class actions and product liability, particularly prescription drug litigation. Additionally, Mr. Zayas-Marxuach regularly provides litigation and counseling services to individuals in estate and probate matters.
Mrs. Carballo Chairs McConnell Valdés' Tax Practice Group. She focuses her practice on complex corporate tax matters, including startup operations, inbound and outbound corporate reorganizations, acquisitions, financings, exit strategies, legislative affairs, tax incentives and exemptions, and competent authority proceedings between the Puerto Rico Treasury Department and the Internal Revenue Service. A substantial part of her practice is devoted to tax minimization strategies through ...
Manuel handles complex, high-profile disputes. He has successfully tried multiple cases in federal and state courts, as well as in arbitration proceedings and administrative forums. He also has successfully argued or briefed multiple cases before the First Circuit Court of Appeals, the Puerto Rico Supreme Court, and the Puerto Rico Court of Appeals. Manuel regularly lectures on the Federal Rules of Evidence, and has written multiple articles on evidence, and on the Puerto Rico Dealer and Fran...
Explore and Learn
2026 Best Lawyers Awards: Recognizing Legal Talent Across the United States
by Jamilla Tabbara
The 2026 editions highlight the top 5% of U.S. attorneys, showcase emerging practice areas and reveal trends shaping the nation’s legal profession.
Gun Rights for Convicted Felons? The DOJ Says It's Time.
by Bryan Driscoll
It's more than an administrative reopening of a long-dormant issue; it's a test of how the law reconciles the right to bear arms with protecting the public.
2026 Best Lawyers Awards in Canada: Marking 20 Years of Excellence
by Jamilla Tabbara
Honoring Canada’s most respected lawyers and spotlighting the next generation shaping the future of law.
How to Sue for Defamation: Costs, Process and What to Expect
by Bryan Driscoll
Learn the legal standards, costs and steps involved when you sue for defamation, including the difference between libel and slander.
Best Lawyers 2026: Discover the Honorees in Brazil, Mexico, Portugal, South Africa and Spain
by Jamilla Tabbara
A growing international network of recognized legal professionals.
Build Your Legal Practice with Effective Online Networking
by Jamilla Tabbara
How thoughtful online networking supports sustained legal practice growth.
Blogging for Law Firms: Turning Content into Client Connections
by Jamilla Tabbara
How law firms use blogs to earn trust and win clients.
Reddit’s Lawsuit Could Change How Much AI Knows About You
by Justin Smulison
Big AI is battling for its future—your data’s at stake.
How to Choose a Good Lawyer: Tips, Traits and Questions to Ask
by Laurie Villanueva
A Practical Guide for Your First-Time Hiring a Lawyer