Kathleen O'Brien, Business Attorney in Oak Park, Illinois
Over 47 years of legal practice · focused on Business, Government, and Probate
Oak Park, IL
Practicing business in Oak Park since 1979.
- 47+
- Years practicing
- 4
- Bar admissions
Practices in
Are you Kathleen O'Brien?
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Quick answer
Kathleen O'Brien is an attorney based in Oak Park, IL. The practice focuses on Business, Government, and Probate. Kathleen has over 47 years of legal experience.
- Based in
- Oak Park, IL
- Experience
- over 47 years
- Known for
- Business · Government · Probate
- Handles Business, Government, and Probate matters from Oak Park, IL.
- Over 47 years of practice as a licensed attorney.
About Kathleen O'Brien: Kathleen O'Brien is an attorney based in Oak Park, IL. The practice focuses on Business, Government, and Probate. Kathleen has over 47 years of legal experience.
Areas of practice
Legal matters Kathleen takes on
Kathleen concentrates on business, government, probate, and estate planning. Each area below outlines the kind of case Kathleen handles, typical outcomes to expect, and how the intake process starts.
Business
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Government
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Probate
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Estate Planning
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Business cases in Oak Park, Illinois
Kathleen takes business matters in Oak Park, 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 Kathleen agrees to represent you.
Government cases in Oak Park, Illinois
Kathleen takes government matters in Oak Park, 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 Kathleen agrees to represent you.
Probate cases in Oak Park, Illinois
Kathleen takes probate matters in Oak Park, 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 Kathleen agrees to represent you.
Estate Planning cases in Oak Park, Illinois
Kathleen takes estate planning matters in Oak Park, 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 Kathleen agrees to represent you.
Biography
Meet Kathleen O'Brien — business lawyer in Oak Park
Kathleen O'Brien is an attorney based in Oak Park, IL. The practice focuses on Business, Government, and Probate. Kathleen has over 47 years of legal experience.
Kathleen O'Brien is a lawyer practicing banking law, corporate law, commercial law and 2 other areas of law. Kathleen received a B.A. degree from Cornell University in 1975, and has been licensed for 47 years. Kathleen practices in Oak Park, IL.
Kathleen's approach to business cases
Kathleen O'Brien is a lawyer practicing banking law, corporate law, commercial law and 2 other areas of law. Kathleen received a B.A. degree from Cornell University in 1975, and has been licensed for 47 years. Kathleen practices in Oak Park, IL.
Clients Kathleen works with
Kathleen reviews new inquiries case-by-case for business, government, and probate matters in Oak Park and the surrounding Illinois area.
Credentials
Education, bar admissions, and languages
John Marshall Law School
J.D. · 1979
Cornell University
B.A. · 1975
Jurisdictions
Kathleen's state bar admissions
U.S. Court of Appeal
1985 · ACTIVE
U.S. District Court,
1981 · ACTIVE
Florida
1980 · ACTIVE
Illinois
1979 · ACTIVE
Kathleen studied at J.D. in John Marshall Law School and B.A. in Cornell University.
Law school and academic background
Kathleen completed J.D. in John Marshall Law School and B.A. in Cornell University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Kathleen runs in Illinois is where that training gets applied to real client questions.
Locations
Kathleen O'Brien's office in Oak Park
Kathleen's primary office is at 1110 S Oak Park Ave, Oak Park, IL, 60304-2004. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of Kathleen O'Brien
Kathleen 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 Kathleen O'Brien — what to expect in your first consultation
Working with a new business attorney should feel structured. Here's how the first two conversations with Kathleen usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Kathleen charges for the initial consult. That fee is credited toward representation if you retain Kathleen'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; Kathleen will tell you what matters and what doesn't.
Questions to ask a business attorney in Oak Park, Illinois
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 Kathleen
Kathleen 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. Kathleen confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Kathleen'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 Kathleen O'Brien
How much does it cost to hire Kathleen for a business case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Kathleen walks through the likely range during the consult so there are no surprises.
Does Kathleen offer a free consultation?
Kathleen charges for the initial consult; that fee is credited toward representation if you retain Kathleen's office. Some business attorneys offer free consults — check Kathleen's current terms during booking.
How long do business cases in Illinois 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. Kathleen gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Kathleen take my case if I'm outside Oak Park?
Kathleen 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 — Kathleen 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 Kathleen?
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. Kathleen will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Kathleen accepting new business clients right now?
Kathleen'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 Oak Park, Chicago and Springfield in Illinois
Kathleen handles business matters throughout Illinois. Each city below is a direct link into the search page for verified business attorneys in that community.
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