
James J. Proszek, Appellate Attorney in Tulsa, Oklahoma
Over 43 years of legal practice · focused on Appellate, Business, and General · 5.0/5 rating from 2 verified client reviews
Of CounselatHall Estill
Tulsa, OK
Practicing appellate in Tulsa since 1983.
- 43+
- Years practicing
- 5.0 ★
- 2 client reviews
- 2
- Bar admissions
Practices in
Are you James J. Proszek?
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Quick answer
James J. Proszek is an of counsel based in Tulsa, OK. The practice focuses on Appellate, Business, and General. James has over 43 years of legal experience. Currently practicing at Hall Estill. Rated 5.0 out of 5 from 2 client reviews.
- Based in
- Tulsa, OK
- Experience
- over 43 years
- Known for
- Appellate · Business · General
- Handles Appellate, Business, and General matters from Tulsa, OK.
- Over 43 years of practice as a licensed attorney.
- Recognized with AV Preeminent.
About James J. Proszek: James J. Proszek is an of counsel based in Tulsa, OK. The practice focuses on Appellate, Business, and General. James has over 43 years of legal experience. Currently practicing at Hall Estill. Rated 5.0 out of 5 from 2 client reviews.
Areas of practice
James's practice areas in Tulsa
James concentrates on appellate, business, general, insurance, and litigation. Each area below outlines the kind of case James handles, typical outcomes to expect, and how the intake process starts.
Appellate
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Business
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General
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Insurance
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Litigation
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Appellate cases in Tulsa, Oklahoma
James takes appellate matters in Tulsa, Oklahoma. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before James agrees to represent you.
Business cases in Tulsa, Oklahoma
James takes business matters in Tulsa, Oklahoma. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before James agrees to represent you.
General cases in Tulsa, Oklahoma
James takes general matters in Tulsa, Oklahoma. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before James agrees to represent you.
Insurance cases in Tulsa, Oklahoma
James takes insurance matters in Tulsa, Oklahoma. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before James agrees to represent you.
Litigation cases in Tulsa, Oklahoma
James takes litigation matters in Tulsa, Oklahoma. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before James agrees to represent you.
Biography
James J. Proszek, appellate attorney serving Tulsa
James J. Proszek is an of counsel based in Tulsa, OK. The practice focuses on Appellate, Business, and General. James has over 43 years of legal experience. Currently practicing at Hall Estill. Rated 5.0 out of 5 from 2 client reviews. James works from Tulsa, Oklahoma and takes on appellate matters across the region.
James J. Proszek is a lawyer practicing appellate, complex commercial litigation, construction and 5 other areas of law. James received a B.S. degree from University of Tulsa in 1975, and has been licensed for 43 years. James practices at Hall Estill in Tulsa, OK.
Working with James on a appellate matter
James J. Proszek is a lawyer practicing appellate, complex commercial litigation, construction and 5 other areas of law. James received a B.S. degree from University of Tulsa in 1975, and has been licensed for 43 years. James practices at Hall Estill in Tulsa, OK.
Clients James works with
James reviews new inquiries case-by-case for appellate, business, and general matters in Tulsa and the surrounding Oklahoma area.
Credentials
Credentials — where James studied and practices
University of Tulsa
J.D. · 1983
University of Tulsa
B.S. · 1975
Jurisdictions
James's state bar admissions
U.S. Court of Appeal
1983 · ACTIVE
Oklahoma
1983 · ACTIVE
James studied at J.D. in University of Tulsa and B.S. in University of Tulsa.
Law school and academic background
James completed J.D. in University of Tulsa and B.S. in University of Tulsa. Formal legal training is one signal of substantive knowledge — the day-to-day practice James runs in Oklahoma is where that training gets applied to real client questions.
Recognition
James's legal honors and published work
James has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
AV Preeminent
Legal awards and honors
AV Preeminent.
Affiliations
James's professional memberships and bar associations
Tulsa County, American and Oklahoma Bar Associations
membership
Locations
James J. Proszek's office in Tulsa
James's primary office is at 320 S. Boston Ave., Ste. 200, Tulsa, OK, 74103-3706. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of James J. Proszek — 5.0/5 rating from 2 verified client reviews
Every review below is from a verified client of James. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing appellate attorneys in Tulsa.
5.0
2 client reviews
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once James J. Proszek claims this profile.
Read all reviewsHiring guide
How to hire James J. Proszek — what to expect in your first consultation
Working with a new appellate attorney should feel structured. Here's how the first two conversations with James usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
James charges for the initial consult. That fee is credited toward representation if you retain James'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; James will tell you what matters and what doesn't.
Questions to ask a appellate attorney in Tulsa, Oklahoma
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 James
James 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. James confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
James'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 James J. Proszek
How much does it cost to hire James for a appellate case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. James walks through the likely range during the consult so there are no surprises.
Does James offer a free consultation?
James charges for the initial consult; that fee is credited toward representation if you retain James's office. Some appellate attorneys offer free consults — check James's current terms during booking.
How long do appellate cases in Oklahoma 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. James gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can James take my case if I'm outside Tulsa?
James is licensed in Oklahoma. Matters governed by Oklahoma law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — James 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 James?
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. James will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is James accepting new appellate clients right now?
James'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 Tulsa, Oklahoma City and Edmond in Oklahoma
James handles appellate matters throughout Oklahoma. 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 Oklahoma
If James's intake is full or the fit isn't right, these appellate attorneys in Tulsa handle similar matters. Every profile below is verified and open to consultations.





