Atty. Mark Seiden
Mr. Mark Seiden is a lawyer practicing advocacy, appeals, criminal and 5 other areas of law.
Advocacy & More Attorney · Serving Jacksonville Beach, FL · 43+ Years Experience
Profile Summary
About Mark Seiden at a Glance
Mark Seiden is a Member based in Jacksonville Beach, Florida, practicing at Law Office of Mark Seiden, P.A.. They have 43+ years of legal experience, licensed to practice since 1983. Their practice focuses on criminal defense, litigation, and appellate. Admitted to practice in Florida (1983) and U.S. District Court, Southern District of Florida including Trial Bar U.S. District Court, Northern (1984). Educated at University of Miami (J.D., 1982) and University of Miami (A.B., 1970). Recognitions include AV Preeminent. Active member of Vice Chairman, 1990, and Co-Chairman, Forensic Evidence Committee, 1991-1992) Cuban-American Bar Association International Association of Blood Stain Pattern Analysts (Board of Directors, 2004 and 2005, Dade County and American Bar Associations The Florida Bar American Academy of Forensic Sciences National Association of Criminal Defense Lawyers. Serves clients in Jacksonville Beach, FL and the surrounding metropolitan area.
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About Mark Seiden
- Mr. Mark Seiden is a lawyer practicing advocacy, appeals, criminal and 5 other areas of law
- Mark received a A.B. degree from University of Miami in 1970, and has been licensed for 43 years
- Mark practices at Law Office of Mark Seiden, P.A. in Jacksonville Beach, FL
Practice Areas Explained
Mark Seiden's Areas of Legal Practice
Each practice area below reflects the types of cases Mark Seiden handles, with a practical overview of what that area of law involves and how it may apply to your situation in Jacksonville Beach.
Criminal Defense in Jacksonville Beach
A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.
Mark Seiden is one of 212,605 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Florida →
Civil Litigation in Jacksonville Beach
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
Mark Seiden is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in Florida →
Appellate Practice in Jacksonville Beach
Appellate attorneys for civil and criminal appeals at state and federal court.
Mark Seiden is one of 85,572 appellate attorneys indexed nationally. Browse appellate attorneys in Florida →
Jurisdictional Context
Why Local Counsel Matters in Jacksonville Beach
Practicing law in Florida. Legal matters in Florida are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Jacksonville Beach are typically filed in the local municipal court or the appropriate Florida state district court, depending on subject matter and amount in controversy. An attorney licensed in Florida brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Florida courts without local counsel or pro hac vice admission.
Jacksonville Beach Courts and Legal Process
Choosing a Jacksonville Beach-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.
Looking for additional Florida attorneys? Browse all attorneys in Jacksonville Beach or all attorneys in Florida.
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Professional Profile
Why Clients in Jacksonville Beach Choose Mark Seiden
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Mark Seiden's practice in the field of criminal defense, litigation, and appellate.
Decade-Tested Legal Experience
Mark Seiden brings 43+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Multi-State Bar Admission
Licensed in Florida and U.S. District Court, Southern District of Florida including Trial Bar U.S. District Court, Northern , Mark Seiden can represent clients in cases that span state lines or require counsel in multiple jurisdictions.
Broad Practice Area Coverage
Covering criminal defense, litigation, and appellate, Mark Seiden can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Jacksonville Beach
A Jacksonville Beach-based practice means Mark Seiden attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
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How People Find Mark Seiden Online
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Mark Seiden's Practice Areas & Specializations
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