Patrick S. O'Brien, General Attorney in St Louis, Missouri
focused on General and Personal Injury
St Louis, MO
Trusted general attorney serving St Louis.
- 3
- Bar admissions
Practices in
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Quick answer
Patrick S. O'Brien is an attorney based in St. Louis, MISSOURI. The practice focuses on General and Personal Injury. Currently practicing at SWMW Law.
- Based in
- St. Louis, MISSOURI
- Experience
- attorney
- Known for
- General · Personal Injury
- Handles General and Personal Injury matters from St. Louis, MISSOURI.
- Recognized with Best Lawyers in America — Personal Injury Litigation - Plaintiffs (2026).
About Patrick S. O'Brien: Patrick S. O'Brien is an attorney based in St. Louis, MISSOURI. The practice focuses on General and Personal Injury. Currently practicing at SWMW Law.
Areas of practice
Patrick's practice areas in St Louis
Patrick concentrates on general and personal injury. Each area below outlines the kind of case Patrick handles, typical outcomes to expect, and how the intake process starts.
General cases in St Louis, Missouri
Patrick takes general matters in St Louis, Missouri. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Patrick agrees to represent you.
Personal Injury cases in St Louis, Missouri
Patrick takes personal injury matters in St Louis, Missouri. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Patrick agrees to represent you.
Biography
Patrick S. O'Brien, general attorney serving St Louis
Patrick S. O'Brien is an attorney based in St. Louis, MISSOURI. The practice focuses on General and Personal Injury. Currently practicing at SWMW Law. Patrick works from St Louis, Missouri and takes on general matters across the region.
He has dedicated his professional career to helping those who have been injured through the negligence of others. Patrick has tried cases to verdict in 15 states and has represented railroad workers from all crafts. Patrick has developed a specialty in handling occupational injury and toxic exposure illness claims under the FELA and has achieved numerous substantial verdicts against various railroads. Patrick is a member of the American Board of Trial Advocates (ABOTA), the Academy of Rail Labor Attorneys (ARLA), the American Association for Justice (AAJ) and is licensed to practice law in Missouri, Illinois, and Minnesota, and in various federal district courts and courts of appeal as listed below.?
States and Courts in which Pat O’Brien is Licensed to Practice Law- Missouri, 1979
- Illinois, 1980
- Minnesota, 1986
- U.S. Court of Appeals 7th Circuit, 1985
- U.S. Court of Appeals 8th Circuit, 1988
- U.S. Court of Appeals 3rd Circuit, 1998
- U.S. Court of Appeals 6th Circuit, 2009
- U.S. Court of Appeals 10th Circuit, 2018
- U.S. District Court Western District of Missouri, 1979
- U.S. District Court Eastern District of Missouri, 1980
- U.S. District Court Southern District of Illinois, 1983
- U.S. District Court Northern District of Illinois, 1989
- U.S. District Court Central District of Illinois, 2006
- U.S. District Court Eastern District of Oklahoma, 2009
- U.S. District Court District of Colorado, 2011
- U.S. District Court District of Nebraska, 2012
How Patrick handles general matters
Patrick O’Brien has been a trial lawyer representing the rights of injured railroad workers for more than thirty (30) years. He has dedicated his professional career to helping those who have been injured through the negligence of others. Patrick has tried cases to verdict in 15 states and has represented railroad workers from all crafts. Patrick has developed a specialty in handling occupational…
Who Patrick represents
Patrick reviews new inquiries case-by-case for general and personal injury matters in St Louis and the surrounding Missouri area.
Credentials
Credentials — where Patrick studied and practices
Saint Louis University
J.D. · 1977
Jurisdictions
Patrick's state bar admissions
Missouri, The Missou
ACTIVE
Illinois, Illinois S
ACTIVE
Minnesota, Minnesota
ACTIVE
Patrick studied at J.D. in Saint Louis University.
Law school and academic background
Patrick completed J.D. in Saint Louis University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Patrick runs in Missouri is where that training gets applied to real client questions.
Recognition
Patrick's legal honors and published work
Patrick has received 6 formal recognitions from bar associations, industry bodies, and peer-review services.
Best Lawyers in America — Personal Injury Litigation - Plaintiffs
2026
Best Lawyers in America — Railroad Law
2026
Best Lawyers in America — Additional Areas of Practice:
2026
Best Lawyers in America — Workers' Compensation Law - Claimants
2026
Best Lawyers in America — Awards:
2026
Best Lawyers in America — AV Preeminent™ Peer Review 5.0 Rated attorney by Martindale-Hubbell annually since 1995.
2026
Legal awards and honors
Best Lawyers in America — Personal Injury Litigation - Plaintiffs (2026). Best Lawyers in America — Railroad Law (2026). Best Lawyers in America — Additional Areas of Practice: (2026). Best Lawyers in America — Workers' Compensation Law - Claimants (2026). Best Lawyers in America — Awards: (2026). Best Lawyers in America — AV Preeminent™ Peer Review 5.0 Rated attorney by Martindale-Hubbell annually since 1995. (2026).
Locations
Patrick S. O'Brien's office in St. Louis
Patrick's primary office is at 701 Market Street, Suite 1000, St. Louis, Missouri, 63101. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of Patrick S. O'Brien
Patrick has not yet collected verified client reviews on LawyersListed. Reviews here are all from confirmed clients; anonymous ratings are moderated out.
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Schedule your consultationHiring guide
How to hire Patrick S. O'Brien — what to expect in your first consultation
Working with a new general attorney should feel structured. Here's how the first two conversations with Patrick usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Patrick charges for the initial consult. That fee is credited toward representation if you retain Patrick'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; Patrick will tell you what matters and what doesn't.
Questions to ask a general attorney in St Louis, Missouri
A short list to run through before you commit: How many general 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 Patrick
Patrick discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in general practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every general 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. Patrick confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Patrick's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many general practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Patrick S. O'Brien
How much does it cost to hire Patrick for a general case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Patrick walks through the likely range during the consult so there are no surprises.
Does Patrick offer a free consultation?
Patrick charges for the initial consult; that fee is credited toward representation if you retain Patrick's office. Some general attorneys offer free consults — check Patrick's current terms during booking.
How long do general cases in Missouri typically take?
Simple general 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. Patrick gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Patrick take my case if I'm outside St Louis?
Patrick is licensed in Missouri. Matters governed by Missouri law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Patrick 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 Patrick?
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. Patrick will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Patrick accepting new general clients right now?
Patrick's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.
Areas served
General attorneys serving St Louis, Jefferson City and Kansas City in Missouri
Patrick handles general matters throughout Missouri. Each city below is a direct link into the search page for verified general attorneys in that community.
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If Patrick's intake is full or the fit isn't right, these general attorneys in St Louis handle similar matters. Every profile below is verified and open to consultations.