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Mark Alan Casassa, Criminal Defense Attorney in Naples, Florida

Over 42 years of legal practice · focused on Criminal Defense, DUI/DWI, and Personal Injury · 4.5/5 rating from 5 verified client reviews

MemberatMangon & Miller

Naples, FL

Practicing criminal defense in Naples since 1984.

42+
Years practicing
4.5 ★
5 client reviews
3
Bar admissions

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Quick answer

Mark Alan Casassa is a member based in Naples, FL. The practice focuses on Criminal Defense, DUI/DWI, and Personal Injury. Mark has over 42 years of legal experience. Currently practicing at Mangon & Miller. Rated 4.5 out of 5 from 5 client reviews.

Based in
Naples, FL
Experience
over 42 years
Known for
Criminal Defense · DUI/DWI · Personal Injury
  • Handles Criminal Defense, DUI/DWI, and Personal Injury matters from Naples, FL.
  • Over 42 years of practice as a licensed attorney.
  • Recognized with BV Distinguished.

About Mark Alan Casassa: Mark Alan Casassa is a member based in Naples, FL. The practice focuses on Criminal Defense, DUI/DWI, and Personal Injury. Mark has over 42 years of legal experience. Currently practicing at Mangon & Miller. Rated 4.5 out of 5 from 5 client reviews.

Areas of practice

Mark's practice areas in Naples

Mark concentrates on criminal defense, dui/dwi, and personal injury. Each area below outlines the kind of case Mark handles, typical outcomes to expect, and how the intake process starts.

Criminal Defense cases in Naples, Florida

Mark takes criminal defense matters in Naples, Florida. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Mark agrees to represent you.

DUI/DWI cases in Naples, Florida

Mark takes dui/dwi matters in Naples, Florida. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Mark agrees to represent you.

Personal Injury cases in Naples, Florida

Mark takes personal injury matters in Naples, Florida. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Mark agrees to represent you.

Biography

Mark Alan Casassa, criminal defense attorney serving Naples

Mark Alan Casassa is a member based in Naples, FL. The practice focuses on Criminal Defense, DUI/DWI, and Personal Injury. Mark has over 42 years of legal experience. Currently practicing at Mangon & Miller. Rated 4.5 out of 5 from 5 client reviews. Mark works from Naples, Florida and takes on criminal defense matters across the region.

Mr. Mark Alan Casassa is a lawyer practicing criminal law, personal injury, dui & dwi and 1 other area of law. Mark received a B.S. degree from Old Dominion University in 1981, and has been licensed for 42 years. Mark practices at Mangon & Miller in Naples, FL.

How Mark handles criminal defense matters

Mr. Mark Alan Casassa is a lawyer practicing criminal law, personal injury, dui & dwi and 1 other area of law. Mark received a B.S. degree from Old Dominion University in 1981, and has been licensed for 42 years. Mark practices at Mangon & Miller in Naples, FL.

The kind of cases Mark takes

Mark reviews new inquiries case-by-case for criminal defense, dui/dwi, and personal injury matters in Naples and the surrounding Florida area.

Credentials

Credentials — where Mark studied and practices

  • John B. Stetson University

    J.D. · 1983

  • Old Dominion University

    B.S. · 1981

Jurisdictions

Mark's state bar admissions

  • U.S. District Court,

    1988 · ACTIVE

  • U.S. District Court,

    1988 · ACTIVE

  • Florida

    1984 · ACTIVE

Mark studied at J.D. in John B. Stetson University and B.S. in Old Dominion University.

Law school and academic background

Mark completed J.D. in John B. Stetson University and B.S. in Old Dominion University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Mark runs in Florida is where that training gets applied to real client questions.

Recognition

Mark's legal honors and published work

Mark has received 1 formal recognition from bar associations, industry bodies, and peer-review services.

  • BV Distinguished

Legal awards and honors

BV Distinguished.

Affiliations

Mark's professional memberships and bar associations

  • The Florida Bar American Bar Association

    membership

Locations

Mark Alan Casassa's office in Naples

Mark's primary office is at 975 Sixth Ave. S., Ste. 200, Naples, FL, 34102-6753. In-person meetings are by appointment; a phone intake usually comes first.

Main office

Mangon & Miller

975 Sixth Ave. S., Ste. 200

Naples, FL 34102-6753

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Client feedback

Client reviews of Mark Alan Casassa — 4.5/5 rating from 5 verified client reviews

Every review below is from a verified client of Mark. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing criminal defense attorneys in Naples.

4.5

5 client reviews

Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Mark Alan Casassa claims this profile.

Read all reviews

Hiring guide

How to hire Mark Alan Casassa — what to expect in your first consultation

Working with a new criminal defense attorney should feel structured. Here's how the first two conversations with Mark usually go, from the moment you request a consult to the day representation begins.

Consultation formats and pricing

Mark charges for the initial consult. That fee is credited toward representation if you retain Mark's office.

What to bring to your first meeting

Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; Mark will tell you what matters and what doesn't.

Questions to ask a criminal defense attorney in Naples, Florida

A short list to run through before you commit: How many criminal defense matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?

Fees & payment

Fees, payment methods, and consultation options for Mark

Mark discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in criminal defense practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every criminal defense matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. Mark confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Mark's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many criminal defense practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Mark Alan Casassa

  • How much does it cost to hire Mark for a criminal defense case?

    Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Mark walks through the likely range during the consult so there are no surprises.

  • Does Mark offer a free consultation?

    Mark charges for the initial consult; that fee is credited toward representation if you retain Mark's office. Some criminal defense attorneys offer free consults — check Mark's current terms during booking.

  • How long do criminal defense cases in Florida typically take?

    Simple criminal defense matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. Mark gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Mark take my case if I'm outside Naples?

    Mark is licensed in Florida. Matters governed by Florida law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Mark will tell you if the case is a fit or refer you to someone closer to your court.

  • What should I bring to my first meeting with Mark?

    Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. Mark will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.

  • Is Mark accepting new criminal defense clients right now?

    Mark's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.

Areas served

Criminal Defense attorneys serving Naples, Miami and Tampa in Florida

Mark handles criminal defense matters throughout Florida. Each city below is a direct link into the search page for verified criminal defense attorneys in that community.

More counsel

If Mark's intake is full or the fit isn't right, these criminal defense attorneys in Naples handle similar matters. Every profile below is verified and open to consultations.