
Jeffrey Singer, Business Attorney in Chicago, Illinois
Over 51 years of legal practice · focused on Business, Class Action, and General · 5.0/5 rating from 1 verified client review
Co-ChairmanatSegal McCambridge Singer & Mahoney, Ltd.
Chicago, IL
Practicing business in Chicago since 1975.
- 51+
- Years practicing
- 5.0 ★
- 1 client review
- 6
- Bar admissions
Practices in
Are you Jeffrey Singer?
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Quick answer
Jeffrey Singer is a co-chairman based in Chicago, IL. The practice focuses on Business, Class Action, and General. Jeffrey has over 51 years of legal experience. Currently practicing at Segal McCambridge Singer & Mahoney, Ltd.. Rated 5.0 out of 5 from 1 client review.
- Based in
- Chicago, IL
- Experience
- over 51 years
- Known for
- Business · Class Action · General
- Handles Business, Class Action, and General matters from Chicago, IL.
- Over 51 years of practice as a licensed attorney.
- Recognized with AV Preeminent.
About Jeffrey Singer: Jeffrey Singer is a co-chairman based in Chicago, IL. The practice focuses on Business, Class Action, and General. Jeffrey has over 51 years of legal experience. Currently practicing at Segal McCambridge Singer & Mahoney, Ltd.. Rated 5.0 out of 5 from 1 client review.
Areas of practice
Jeffrey's practice areas in Chicago
Jeffrey concentrates on business, class action, general, and litigation. Each area below outlines the kind of case Jeffrey handles, typical outcomes to expect, and how the intake process starts.
Business
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Class Action
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General
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Litigation
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Business cases in Chicago, Illinois
Jeffrey takes business matters in Chicago, 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 Jeffrey agrees to represent you.
Class Action cases in Chicago, Illinois
Jeffrey takes class action matters in Chicago, 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 Jeffrey agrees to represent you.
General cases in Chicago, Illinois
Jeffrey takes general matters in Chicago, 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 Jeffrey agrees to represent you.
Litigation cases in Chicago, Illinois
Jeffrey takes litigation matters in Chicago, 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 Jeffrey agrees to represent you.
Biography
Jeffrey Singer, business attorney serving Chicago
Jeffrey Singer is a co-chairman based in Chicago, IL. The practice focuses on Business, Class Action, and General. Jeffrey has over 51 years of legal experience. Currently practicing at Segal McCambridge Singer & Mahoney, Ltd.. Rated 5.0 out of 5 from 1 client review. Jeffrey works from Chicago, Illinois and takes on business matters across the region.
Jeffrey Singer is a lawyer practicing products liability litigation, commercial litigation, class action and 1 other area of law. Jeffrey received a B.A. degree from Drake University in 1972, and has been licensed for 51 years. Jeffrey practices at Segal McCambridge Singer & Mahoney, Ltd. in Chicago, IL.
Jeffrey's approach to business cases
Jeffrey Singer is a lawyer practicing products liability litigation, commercial litigation, class action and 1 other area of law. Jeffrey received a B.A. degree from Drake University in 1972, and has been licensed for 51 years. Jeffrey practices at Segal McCambridge Singer & Mahoney, Ltd. in Chicago, IL.
The kind of cases Jeffrey takes
Jeffrey reviews new inquiries case-by-case for business, class action, and general matters in Chicago and the surrounding Illinois area.
Credentials
Credentials — where Jeffrey studied and practices
Drake University
J.D. · 1975
Drake University
B.A. · 1972
Jurisdictions
Jeffrey's state bar admissions
Indiana
2010 · ACTIVE
U.S. Supreme Court
1998 · ACTIVE
U.S. Court of Appeal
1992 · ACTIVE
U.S. District Court,
1990 · ACTIVE
Illinois
1975 · ACTIVE
U.S. District Court,
1975 · ACTIVE
Jeffrey studied at J.D. in Drake University and B.A. in Drake University.
Law school and academic background
Jeffrey completed J.D. in Drake University and B.A. in Drake University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Jeffrey runs in Illinois is where that training gets applied to real client questions.
Recognition
Jeffrey's legal honors and published work
Jeffrey has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
AV Preeminent
Legal awards and honors
AV Preeminent.
Locations
Jeffrey Singer's office in Chicago
Jeffrey's primary office is at 233 South Wacker Drive, Suite 5500, Chicago, IL, 60606-6366. In-person meetings are by appointment; a phone intake usually comes first.
Segal McCambridge Singer & Mahoney, Ltd.
233 South Wacker Drive, Suite 5500
Chicago, IL 60606-6366
Open in Google MapsClient feedback
Client reviews of Jeffrey Singer — 5.0/5 rating from 1 verified client review
Every review below is from a verified client of Jeffrey. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing business attorneys in Chicago.
5.0
1 client review
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Jeffrey Singer claims this profile.
Read all reviewsHiring guide
How to hire Jeffrey Singer — what to expect in your first consultation
Working with a new business attorney should feel structured. Here's how the first two conversations with Jeffrey usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Jeffrey charges for the initial consult. That fee is credited toward representation if you retain Jeffrey'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; Jeffrey will tell you what matters and what doesn't.
Questions to ask a business attorney in Chicago, 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 Jeffrey
Jeffrey 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. Jeffrey confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Jeffrey'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 Jeffrey Singer
How much does it cost to hire Jeffrey for a business case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Jeffrey walks through the likely range during the consult so there are no surprises.
Does Jeffrey offer a free consultation?
Jeffrey charges for the initial consult; that fee is credited toward representation if you retain Jeffrey's office. Some business attorneys offer free consults — check Jeffrey'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. Jeffrey gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Jeffrey take my case if I'm outside Chicago?
Jeffrey 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 — Jeffrey 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 Jeffrey?
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. Jeffrey will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Jeffrey accepting new business clients right now?
Jeffrey'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 Chicago, Springfield and Northbrook in Illinois
Jeffrey 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 Jeffrey's intake is full or the fit isn't right, these business attorneys in Chicago handle similar matters. Every profile below is verified and open to consultations.





