Mark E. Defossez

Mark E. Defossez, Aviation Attorney in Columbus, Ohio

Over 41 years of legal practice · focused on Aviation, Car Accidents, and General · 5.0/5 rating from 4 verified client reviews

Senior PartneratThe Donahey Law Firm

Columbus, OH

Practicing aviation in Columbus since 1985.

41+
Years practicing
5.0 ★
4 client reviews
2
Bar admissions

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Quick answer

Mark E. Defossez is a senior partner based in Columbus, OH. The practice focuses on Aviation, Car Accidents, and General. Mark has over 41 years of legal experience. Currently practicing at The Donahey Law Firm. Rated 5.0 out of 5 from 4 client reviews.

Based in
Columbus, OH
Experience
over 41 years
Known for
Aviation · Car Accidents · General
  • Handles Aviation, Car Accidents, and General matters from Columbus, OH.
  • Over 41 years of practice as a licensed attorney.
  • Recognized with BV Distinguished.

About Mark E. Defossez: Mark E. Defossez is a senior partner based in Columbus, OH. The practice focuses on Aviation, Car Accidents, and General. Mark has over 41 years of legal experience. Currently practicing at The Donahey Law Firm. Rated 5.0 out of 5 from 4 client reviews.

Areas of practice

Practice areas handled by Mark E. Defossez

Mark concentrates on aviation, car accidents, general, insurance, and medical malpractice. Each area below outlines the kind of case Mark handles, typical outcomes to expect, and how the intake process starts.

Aviation cases in Columbus, Ohio

Mark takes aviation matters in Columbus, Ohio. 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.

Car Accidents cases in Columbus, Ohio

Mark takes car accidents matters in Columbus, Ohio. 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.

General cases in Columbus, Ohio

Mark takes general matters in Columbus, Ohio. 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.

Insurance cases in Columbus, Ohio

Mark takes insurance matters in Columbus, Ohio. 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.

Medical Malpractice cases in Columbus, Ohio

Mark takes medical malpractice matters in Columbus, Ohio. 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

About Mark E. Defossez — Over 41 years of Ohio aviation experience

Mark E. Defossez is a senior partner based in Columbus, OH. The practice focuses on Aviation, Car Accidents, and General. Mark has over 41 years of legal experience. Currently practicing at The Donahey Law Firm. Rated 5.0 out of 5 from 4 client reviews.

Mark has obtained the highest civil jury verdicts in Franklin County (2000, 2001), Licking County (1998) and Gallia County (2008). His jury verdicts include an $8.5 million verdict for a worker who lost a portion of his arm due to a workplace accident. Mark's trial experience and expertise speaks for itself.

Working with Mark on a aviation matter

Mark has obtained the highest civil jury verdicts in Franklin County (2000, 2001), Licking County (1998) and Gallia County (2008). His jury verdicts include an $8.5 million verdict for a worker who lost a portion of his arm due to a workplace accident. Mark's trial experience and expertise speaks for itself.

Clients Mark works with

Mark reviews new inquiries case-by-case for aviation, car accidents, and general matters in Columbus and the surrounding Ohio area.

Credentials

Mark E. Defossez's legal education and bar admissions

  • Boston College

    J.D. · 1984

  • Northwestern University

    B.S. · 1979

Jurisdictions

Mark's state bar admissions

  • Ohio

    1991 · ACTIVE

  • Massachusetts

    1985 · ACTIVE

Mark studied at J.D. in Boston College and B.S. in Northwestern University.

Law school and academic background

Mark completed J.D. in Boston College and B.S. in Northwestern University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Mark runs in Ohio is where that training gets applied to real client questions.

Recognition

Awards, publications, and recognition of Mark E. Defossez

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

  • Columbus and Ohio State Bar Associations Franklin County Trial Association American Association for Justice Ohio Academy of Trial Lawyers

    membership

Locations

Mark E. Defossez's office in Columbus

Mark's primary office is at 580 South High St., Suite 200, Columbus, OH, 43215. In-person meetings are by appointment; a phone intake usually comes first.

Main office

The Donahey Law Firm

580 South High St., Suite 200

Columbus, OH 43215

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Client feedback

Client reviews of Mark E. Defossez — 5.0/5 rating from 4 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 aviation attorneys in Columbus.

5.0

4 client reviews

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

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Hiring guide

How to hire Mark E. Defossez — what to expect in your first consultation

Working with a new aviation 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 aviation attorney in Columbus, Ohio

A short list to run through before you commit: How many aviation 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 aviation practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every aviation 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 aviation practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Mark E. Defossez

  • How much does it cost to hire Mark for a aviation 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 aviation attorneys offer free consults — check Mark's current terms during booking.

  • How long do aviation cases in Ohio typically take?

    Simple aviation 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 Columbus?

    Mark is licensed in Ohio. Matters governed by Ohio 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 aviation 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

Aviation attorneys serving Columbus, Cleveland and Cincinnati in Ohio

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

More counsel

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