Adrian Mendoza, Jr., Business Attorney in Oak Brook, Illinois
Over 32 years of legal practice · focused on Business, Employment, and Litigation
MemberatLillig & Thorsness, Ltd.
Oak Brook, IL
Practicing business in Oak Brook since 1994.
- 32+
- Years practicing
- 5
- Bar admissions
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Quick answer
Adrian Mendoza, Jr. is a member based in Oak Brook, IL. The practice focuses on Business, Employment, and Litigation. Adrian has over 32 years of legal experience. Currently practicing at Lillig & Thorsness, Ltd..
- Based in
- Oak Brook, IL
- Experience
- over 32 years
- Known for
- Business · Employment · Litigation
- Handles Business, Employment, and Litigation matters from Oak Brook, IL.
- Over 32 years of practice as a licensed attorney.
About Adrian Mendoza, Jr.: Adrian Mendoza, Jr. is a member based in Oak Brook, IL. The practice focuses on Business, Employment, and Litigation. Adrian has over 32 years of legal experience. Currently practicing at Lillig & Thorsness, Ltd..
Areas of practice
Adrian's practice areas in Oak Brook
Adrian concentrates on business, employment, litigation, probate, and product liability. Each area below outlines the kind of case Adrian handles, typical outcomes to expect, and how the intake process starts.
Business
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Employment
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Litigation
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Probate
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Product Liability
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TBI/SCI
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Personal Injury
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Business cases in Oak Brook, Illinois
Adrian takes business matters in Oak Brook, 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 Adrian agrees to represent you.
Employment cases in Oak Brook, Illinois
Adrian takes employment matters in Oak Brook, 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 Adrian agrees to represent you.
Litigation cases in Oak Brook, Illinois
Adrian takes litigation matters in Oak Brook, 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 Adrian agrees to represent you.
Probate cases in Oak Brook, Illinois
Adrian takes probate matters in Oak Brook, 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 Adrian agrees to represent you.
Product Liability cases in Oak Brook, Illinois
Adrian takes product liability matters in Oak Brook, 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 Adrian agrees to represent you.
Biography
Adrian Mendoza, Jr., business attorney serving Oak Brook
Adrian Mendoza, Jr. is a member based in Oak Brook, IL. The practice focuses on Business, Employment, and Litigation. Adrian has over 32 years of legal experience. Currently practicing at Lillig & Thorsness, Ltd.. Adrian works from Oak Brook, Illinois and takes on business matters across the region.
Adrian Mendoza, Jr. is a lawyer practicing business litigation, product liability, employment litigation and 3 other areas of law. Adrian received a B.S. degree from DePaul University in 1990, and has been licensed for 32 years. Adrian practices at Lillig & Thorsness, Ltd. in Oak Brook, IL.
Adrian's approach to business cases
Adrian Mendoza, Jr. is a lawyer practicing business litigation, product liability, employment litigation and 3 other areas of law. Adrian received a B.S. degree from DePaul University in 1990, and has been licensed for 32 years. Adrian practices at Lillig & Thorsness, Ltd. in Oak Brook, IL.
The kind of cases Adrian takes
Adrian reviews new inquiries case-by-case for business, employment, and litigation matters in Oak Brook and the surrounding Illinois area.
Credentials
Credentials — where Adrian studied and practices
The John Marshall Law School
J.D. · 1994
DePaul University
B.S. Finance · 1990
Jurisdictions
Adrian's state bar admissions
District of Columbia
2012 · ACTIVE
Indiana
1997 · ACTIVE
U.S. District Court,
1997 · ACTIVE
Illinois
1994 · ACTIVE
U.S. District Court,
1994 · ACTIVE
Adrian studied at J.D. in The John Marshall Law School and B.S. Finance in DePaul University.
Law school and academic background
Adrian completed J.D. in The John Marshall Law School and B.S. Finance in DePaul University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Adrian runs in Illinois is where that training gets applied to real client questions.
Affiliations
Adrian's professional memberships and bar associations
Illinois State and American Bar Associations Defense Research Institute Illinois Association of Defense Trial Counsel
membership
Locations
Adrian Mendoza, Jr.'s office in Oak Brook
Adrian's primary office is at 1900 Spring Road, Suite 200, Oak Brook, IL, 60523-1495. In-person meetings are by appointment; a phone intake usually comes first.
Lillig & Thorsness, Ltd.
1900 Spring Road, Suite 200
Oak Brook, IL 60523-1495
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Client reviews of Adrian Mendoza, Jr.
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Schedule your consultationHiring guide
How to hire Adrian Mendoza, Jr. — what to expect in your first consultation
Working with a new business attorney should feel structured. Here's how the first two conversations with Adrian usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Adrian charges for the initial consult. That fee is credited toward representation if you retain Adrian'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; Adrian will tell you what matters and what doesn't.
Questions to ask a business attorney in Oak Brook, 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 Adrian
Adrian 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. Adrian confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Adrian'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 Adrian Mendoza, Jr.
How much does it cost to hire Adrian for a business case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Adrian walks through the likely range during the consult so there are no surprises.
Does Adrian offer a free consultation?
Adrian charges for the initial consult; that fee is credited toward representation if you retain Adrian's office. Some business attorneys offer free consults — check Adrian'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. Adrian gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Adrian take my case if I'm outside Oak Brook?
Adrian 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 — Adrian 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 Adrian?
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. Adrian will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Adrian accepting new business clients right now?
Adrian'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 Brook, Chicago and Springfield in Illinois
Adrian handles business matters throughout Illinois. Each city below is a direct link into the search page for verified business attorneys in that community.
More counsel
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If Adrian's intake is full or the fit isn't right, these business attorneys in Oak Brook handle similar matters. Every profile below is verified and open to consultations.