
Andrew Brian Leonard, Business Attorney in Chesterfield, Missouri
Over 48 years of legal practice · focused on Business, Criminal Defense, and Education · 5.0/5 rating from 1 verified client review
Equity PartneratMcCarthy Leonard & Kaemmerer
Chesterfield, MO
Practicing business in Chesterfield since 1978.
- 48+
- Years practicing
- 5.0 ★
- 1 client review
- 3
- Bar admissions
Are you Andrew Brian Leonard?
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Quick answer
Andrew Brian Leonard is an equity partner based in Chesterfield, MO. The practice focuses on Business, Criminal Defense, and Education. Andrew has over 48 years of legal experience. Currently practicing at McCarthy Leonard & Kaemmerer. Rated 5.0 out of 5 from 1 client review.
- Based in
- Chesterfield, MO
- Experience
- over 48 years
- Known for
- Business · Criminal Defense · Education
- Handles Business, Criminal Defense, and Education matters from Chesterfield, MO.
- Over 48 years of practice as a licensed attorney.
- Recognized with AV Preeminent.
About Andrew Brian Leonard: Andrew Brian Leonard is an equity partner based in Chesterfield, MO. The practice focuses on Business, Criminal Defense, and Education. Andrew has over 48 years of legal experience. Currently practicing at McCarthy Leonard & Kaemmerer. Rated 5.0 out of 5 from 1 client review.
Areas of practice
Practice areas handled by Andrew Brian Leonard
Andrew concentrates on business, criminal defense, education, family law, and general. Each area below outlines the kind of case Andrew handles, typical outcomes to expect, and how the intake process starts.
Business
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Criminal Defense
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Education
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Family Law
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General
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Government
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Litigation
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Personal Injury
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Workers Comp
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Business cases in Chesterfield, Missouri
Andrew takes business matters in Chesterfield, 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 Andrew agrees to represent you.
Criminal Defense cases in Chesterfield, Missouri
Andrew takes criminal defense matters in Chesterfield, 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 Andrew agrees to represent you.
Education cases in Chesterfield, Missouri
Andrew takes education matters in Chesterfield, 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 Andrew agrees to represent you.
Family Law cases in Chesterfield, Missouri
Andrew takes family law matters in Chesterfield, 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 Andrew agrees to represent you.
General cases in Chesterfield, Missouri
Andrew takes general matters in Chesterfield, 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 Andrew agrees to represent you.
Biography
About Andrew Brian Leonard — Over 48 years of Missouri business experience
Andrew Brian Leonard is an equity partner based in Chesterfield, MO. The practice focuses on Business, Criminal Defense, and Education. Andrew has over 48 years of legal experience. Currently practicing at McCarthy Leonard & Kaemmerer. Rated 5.0 out of 5 from 1 client review.
Andrew Brian Leonard is a lawyer practicing personal injury, business litigation, school law and 5 other areas of law. Andrew received a B.S. degree from Miami University in 1975, and has been licensed for 48 years. Andrew practices at McCarthy Leonard & Kaemmerer in Chesterfield, MO.
Working with Andrew on a business matter
Andrew Brian Leonard is a lawyer practicing personal injury, business litigation, school law and 5 other areas of law. Andrew received a B.S. degree from Miami University in 1975, and has been licensed for 48 years. Andrew practices at McCarthy Leonard & Kaemmerer in Chesterfield, MO.
Clients Andrew works with
Andrew reviews new inquiries case-by-case for business, criminal defense, and education matters in Chesterfield and the surrounding Missouri area.
Credentials
Andrew Brian Leonard's legal education and bar admissions
University of Missouri at Columbia
J.D. · 1978
Miami University
B.S. · 1975
Jurisdictions
Andrew's state bar admissions
U.S. Tax Court
1979 · ACTIVE
U.S. District Court,
1978 · ACTIVE
Missouri
1978 · ACTIVE
Andrew studied at J.D. in University of Missouri at Columbia and B.S. in Miami University.
Law school and academic background
Andrew completed J.D. in University of Missouri at Columbia and B.S. in Miami University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Andrew runs in Missouri is where that training gets applied to real client questions.
Recognition
Awards, publications, and recognition of Andrew Brian Leonard
Andrew has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
AV Preeminent
Legal awards and honors
AV Preeminent.
Affiliations
Andrew's professional memberships and bar associations
Bar Association of Metropolitan St
membership
Louis St
membership
Louis County Bar Association The Missouri Bar
membership
Locations
Andrew Brian Leonard's office in Chesterfield
Andrew's primary office is at 825 Maryville Centre Dr., Suite 300, Chesterfield, MO, 64111. In-person meetings are by appointment; a phone intake usually comes first.
McCarthy Leonard & Kaemmerer
825 Maryville Centre Dr., Suite 300
Chesterfield, MO 64111
Open in Google MapsClient feedback
Client reviews of Andrew Brian Leonard — 5.0/5 rating from 1 verified client review
Every review below is from a verified client of Andrew. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing business attorneys in Chesterfield.
5.0
1 client review
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Andrew Brian Leonard claims this profile.
Read all reviewsHiring guide
How to hire Andrew Brian Leonard — what to expect in your first consultation
Working with a new business attorney should feel structured. Here's how the first two conversations with Andrew usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Andrew charges for the initial consult. That fee is credited toward representation if you retain Andrew'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; Andrew will tell you what matters and what doesn't.
Questions to ask a business attorney in Chesterfield, 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 Andrew
Andrew 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. Andrew confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Andrew'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 Andrew Brian Leonard
How much does it cost to hire Andrew for a business case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Andrew walks through the likely range during the consult so there are no surprises.
Does Andrew offer a free consultation?
Andrew charges for the initial consult; that fee is credited toward representation if you retain Andrew's office. Some business attorneys offer free consults — check Andrew'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. Andrew gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Andrew take my case if I'm outside Chesterfield?
Andrew 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 — Andrew 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 Andrew?
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. Andrew will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Andrew accepting new business clients right now?
Andrew'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 Chesterfield, St Louis and Jefferson City in Missouri
Andrew 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 Andrew's intake is full or the fit isn't right, these business attorneys in Chesterfield handle similar matters. Every profile below is verified and open to consultations.





