Phone: (305) 577-4981   

Mark Seiden

Prominent Miami-based attorney Mark Seiden is the founder of the Law Office of Mark Seiden, P.A. Mr. Seiden has 28 years of criminal trial and appellate experience. His practice areas are Criminal Defense, both trials and appeals. Mr. Seiden was in partnership with renowned defense attorney Roy Black. Mr. Seiden has been recognized by his peers in Super Lawyers, Best Lawyers in America, The Bar Register of Preeminent Lawyers, and The South Florida Legal Guide. Mr. Seiden is “AV” rated by Martindale-Hubbell, the highest rating given to practicing attorneys. 

The many representative cases include: State v. William Kennedy Smith, State v. Officer William Lozano, State v. Eller Media, State v. Officer Luis Alvarez, and  United States v. Henry Escobar. These cases attracted national and international attention. Mr. Seiden is often called-upon by the local and national media for his commentary regarding high profile cases.
For the past 15 years, Mr. Seiden has been representing members of the Miami-Dade Hispanic Police Officers Association who become involved in police shootings. 
While a member of the Metro-Dade Police Department from 1970 – 1981, Mr. Seiden served as a patrol officer, (Police Officer of the Year 1971) supervising sergeant, firearms and tactics instructor, and also held the position of detective sergeant. To his credit, Mr. Seiden worked as an officer while attending law school at night.  Mr. Seiden honorably retired with the rank of sergeant in 1981. His training includes: Medico-Legal Investigation of Death, Criminal Investigation, Terrorism and Counter Terrorism, Advanced Arson Investigation, Bloodstain Pattern Analysis and Forensic Toxicology, Officer Survival, and the Art of Interrogation and Interview.
He has also completed a course in shooting reconstruction and teaches how to investigate the use of deadly force by police officers to the detectives who investigate those shootings. 
Mr. Seiden received his law degree from the University of Miami School of Law in 1982. He attended law school while working as a Miami-Dade police officer. Mr. Seiden received his undergraduate degree from the University of Miami in 1970, with a double major (Psychology and Sociology).
Mr. Seiden has authored a number of articles, including “Winning with Physical Evidence,” which was published by Trial Magazine.

Mr. Seiden is admitted to practice in the following courts:

Florida Bar
U.S. Supreme Court
U.S. Court of Appeals for the Second Circuit
U.S. Court of Appeals for the Fifth Circuit
U.S. Court of Appeals for the Eleventh Circuit
U.S. District Court, Middle District of Florida
U.S. District Court, Northern District of Florida
U.S. District Court, Southern District of Florida

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