Mark Earl Wertz, Appellate Attorney in Peoria, Illinois
Over 43 years of legal practice · focused on Appellate, Construction, and Criminal Defense · 4.1/5 rating from 12 verified client reviews
MemberatVonachen, Lawless, Trager & Slevin
Peoria, IL
Practicing appellate in Peoria since 1983.
- 43+
- Years practicing
- 4.1 ★
- 12 client reviews
- 1
- Bar admission
Are you Mark Earl Wertz?
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Quick answer
Mark Earl Wertz is a member based in Peoria, IL. The practice focuses on Appellate, Construction, and Criminal Defense. Mark has over 43 years of legal experience. Currently practicing at Vonachen, Lawless, Trager & Slevin. Rated 4.1 out of 5 from 12 client reviews.
- Based in
- Peoria, IL
- Experience
- over 43 years
- Known for
- Appellate · Construction · Criminal Defense
- Handles Appellate, Construction, and Criminal Defense matters from Peoria, IL.
- Over 43 years of practice as a licensed attorney.
- Recognized with BV Distinguished.
About Mark Earl Wertz: Mark Earl Wertz is a member based in Peoria, IL. The practice focuses on Appellate, Construction, and Criminal Defense. Mark has over 43 years of legal experience. Currently practicing at Vonachen, Lawless, Trager & Slevin. Rated 4.1 out of 5 from 12 client reviews.
Areas of practice
Practice areas handled by Mark Earl Wertz
Mark concentrates on appellate, construction, criminal defense, medical malpractice, and personal injury. Each area below outlines the kind of case Mark handles, typical outcomes to expect, and how the intake process starts.
Appellate
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Construction
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Criminal Defense
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Medical Malpractice
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Personal Injury
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Probate
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Workers Comp
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Appellate cases in Peoria, Illinois
Mark takes appellate matters in Peoria, Illinois. 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.
Construction cases in Peoria, Illinois
Mark takes construction matters in Peoria, Illinois. 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.
Criminal Defense cases in Peoria, Illinois
Mark takes criminal defense matters in Peoria, Illinois. 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 Peoria, Illinois
Mark takes medical malpractice matters in Peoria, Illinois. 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 Peoria, Illinois
Mark takes personal injury matters in Peoria, Illinois. 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 Earl Wertz — Over 43 years of Illinois appellate experience
Mark Earl Wertz is a member based in Peoria, IL. The practice focuses on Appellate, Construction, and Criminal Defense. Mark has over 43 years of legal experience. Currently practicing at Vonachen, Lawless, Trager & Slevin. Rated 4.1 out of 5 from 12 client reviews.
Mark Earl Wertz is a lawyer practicing criminal defense, personal injury, medical malpractice and 6 other areas of law. Mark received a B.S. degree from Bradley University in 1979, and has been licensed for 43 years. Mark practices at Vonachen, Lawless, Trager & Slevin in Peoria, IL.
Mark's approach to appellate cases
Mark Earl Wertz is a lawyer practicing criminal defense, personal injury, medical malpractice and 6 other areas of law. Mark received a B.S. degree from Bradley University in 1979, and has been licensed for 43 years. Mark practices at Vonachen, Lawless, Trager & Slevin in Peoria, IL.
Clients Mark works with
Mark reviews new inquiries case-by-case for appellate, construction, and criminal defense matters in Peoria and the surrounding Illinois area.
Credentials
Mark Earl Wertz's legal education and bar admissions
Drake University
J.D. · 1983
Bradley University
B.S. Illinois · 1979
Jurisdictions
Mark's state bar admissions
Illinois
1983 · ACTIVE
Mark studied at J.D. in Drake University and B.S. Illinois in Bradley University.
Law school and academic background
Mark completed J.D. in Drake University and B.S. Illinois in Bradley University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Mark runs in Illinois is where that training gets applied to real client questions.
Recognition
Awards, publications, and recognition of Mark Earl Wertz
Mark has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
BV Distinguished
Legal awards and honors
BV Distinguished.
Locations
Mark Earl Wertz's office in Peoria
Mark's primary office is at 456 Fulton St., Ste. 425, Peoria, IL, 61602. In-person meetings are by appointment; a phone intake usually comes first.
Vonachen, Lawless, Trager & Slevin
456 Fulton St., Ste. 425
Peoria, IL 61602
Open in Google MapsClient feedback
Client reviews of Mark Earl Wertz — 4.1/5 rating from 12 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 appellate attorneys in Peoria.
4.1
12 client reviews
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Mark Earl Wertz claims this profile.
Read all reviewsHiring guide
How to hire Mark Earl Wertz — what to expect in your first consultation
Working with a new appellate 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 appellate attorney in Peoria, Illinois
A short list to run through before you commit: How many appellate 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 appellate practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every appellate 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 appellate practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Mark Earl Wertz
How much does it cost to hire Mark for a appellate 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 appellate attorneys offer free consults — check Mark's current terms during booking.
How long do appellate cases in Illinois typically take?
Simple appellate 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 Peoria?
Mark is licensed in Illinois. Matters governed by Illinois 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 appellate 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
Appellate attorneys serving Peoria, Chicago and Springfield in Illinois
Mark handles appellate matters throughout Illinois. Each city below is a direct link into the search page for verified appellate attorneys in that community.
More counsel
Other top-rated appellate attorneys in Illinois
If Mark's intake is full or the fit isn't right, these appellate attorneys in Peoria handle similar matters. Every profile below is verified and open to consultations.





