Patrick J. Arnall, Business Attorney in St Louis, Missouri
Over 57 years of legal practice · focused on Business, General, and M&A · 5.0/5 rating from 1 verified client review
Associate General Counsel, AG
St Louis, MO
Practicing business in St Louis since 1969.
- 57+
- Years practicing
- 5.0 ★
- 1 client review
- 1
- Bar admission
Are you Patrick J. Arnall?
This profile was built from public bar records and is still unclaimed. Claim it free to control your photo, bio, and fees — and get client inquiries sent straight to you.
Quick answer
Patrick J. Arnall is an associate general counsel, ag based in St. Louis, MO. The practice focuses on Business, General, and M&A. Patrick has over 57 years of legal experience. Rated 5.0 out of 5 from 1 client review.
- Based in
- St. Louis, MO
- Experience
- over 57 years
- Known for
- Business · General · M&A
- Handles Business, General, and M&A matters from St. Louis, MO.
- Over 57 years of practice as a licensed attorney.
- Recognized with AV Preeminent.
About Patrick J. Arnall: Patrick J. Arnall is an associate general counsel, ag based in St. Louis, MO. The practice focuses on Business, General, and M&A. Patrick has over 57 years of legal experience. Rated 5.0 out of 5 from 1 client review.
Areas of practice
Legal matters Patrick takes on
Patrick concentrates on business, general, and m&a. Each area below outlines the kind of case Patrick handles, typical outcomes to expect, and how the intake process starts.
Business cases in St Louis, Missouri
Patrick takes business 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.
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.
M&A cases in St Louis, Missouri
Patrick takes m&a 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
Meet Patrick J. Arnall — business lawyer in St Louis
Patrick J. Arnall is an associate general counsel, ag based in St. Louis, MO. The practice focuses on Business, General, and M&A. Patrick has over 57 years of legal experience. Rated 5.0 out of 5 from 1 client review.
Patrick J. Arnall is a lawyer practicing commercial, regulatory, mergers and acquisitions. Patrick received a B.S. degree from St. Louis University in 1966, and has been licensed for 57 years. Patrick practices in St. Louis, MO.
How Patrick handles business matters
Patrick J. Arnall is a lawyer practicing commercial, regulatory, mergers and acquisitions. Patrick received a B.S. degree from St. Louis University in 1966, and has been licensed for 57 years. Patrick practices in St. Louis, MO.
Who Patrick represents
Patrick reviews new inquiries case-by-case for business, general, and m&a matters in St Louis and the surrounding Missouri area.
Credentials
Education, bar admissions, and languages
St. Louis University
J.D. · 1969
St. Louis University
B.S. · 1966
Jurisdictions
Patrick's state bar admissions
Missouri
1969 · ACTIVE
Patrick studied at J.D. in St. Louis University and B.S. in St. Louis University.
Law school and academic background
Patrick completed J.D. in St. Louis University and B.S. in St. 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
Recognition and thought leadership
Patrick has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
AV Preeminent
Legal awards and honors
AV Preeminent.
Locations
Patrick J. Arnall's office in St. Louis
Patrick's primary office is at E2NR, 800 North Lindbergh Boulevard, St. Louis, MO, 63167. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of Patrick J. Arnall — 5.0/5 rating from 1 verified client review
Every review below is from a verified client of Patrick. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing business attorneys in St Louis.
5.0
1 client review
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Patrick J. Arnall claims this profile.
Read all reviewsHiring guide
How to hire Patrick J. Arnall — what to expect in your first consultation
Working with a new business 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 business attorney in St Louis, Missouri
A short list to run through before you commit: How many business 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 business practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every business 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 business practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Patrick J. Arnall
How much does it cost to hire Patrick for a business 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 business attorneys offer free consults — check Patrick's current terms during booking.
How long do business cases in Missouri typically take?
Simple business 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 business 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
Business attorneys serving St Louis, Jefferson City and Kansas City in Missouri
Patrick handles business matters throughout Missouri. Each city below is a direct link into the search page for verified business attorneys in that community.
More counsel
Other top-rated business attorneys in Missouri
If Patrick's intake is full or the fit isn't right, these business attorneys in St Louis handle similar matters. Every profile below is verified and open to consultations.





