Atty. Sinclair Kossoff

Atty. Sinclair Kossoff

Sinclair Kossoff is a lawyer practicing arbitration. Sinclair received a M.A. degree from University of Chicago, and has been licensed for 67 years.

Chicago Chicago 67 yrs experience 67 year
Call (872) 270-8432 Book Appointment

Arbitration Attorney · Serving Chicago, IL · 67+ Years Experience

Profile Summary

About Sinclair Kossoff at a Glance

Sinclair Kossoff is a adr attorney based in Chicago, Illinois. They have 67+ years of legal experience, licensed to practice since 1959. Admitted to practice in Illinois (1959). Educated at University of Chicago J.D. (—) and University of Chicago M.A. (—). Serves clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Sinclair Kossoff

  • Sinclair Kossoff is a lawyer practicing arbitration
  • Sinclair received a M.A. degree from University of Chicago, and has been licensed for 67 years
  • Sinclair practices in Chicago, IL

Practice Areas Explained

Sinclair Kossoff's Areas of Legal Practice

Each practice area below reflects the types of cases Sinclair Kossoff handles, with a practical overview of what that area of law involves and how it may apply to your situation in Chicago.

Mediation & Arbitration in Chicago

Mediators and arbitrators for civil, commercial, family, and employment dispute resolution.

Sinclair Kossoff is one of 73,315 adr attorneys indexed nationally. Browse adr attorneys in Illinois →

Jurisdictional Context

Why Local Counsel Matters in Chicago

Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Chicago are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Illinois courts without local counsel or pro hac vice admission.

Chicago Courts and Legal Process

Choosing a Chicago-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.

Frequently Asked

Common Questions About Sinclair Kossoff

Where is Sinclair Kossoff's law office located?
Sinclair Kossoff's law practice is located in Chicago, Illinois. You can contact the office directly through this profile page.
What practice areas does Sinclair Kossoff handle?
Sinclair Kossoff focuses on adr. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Sinclair Kossoff practiced law?
Sinclair Kossoff has 67+ years of legal experience and has been licensed since 1959.
Where did Sinclair Kossoff go to law school?
Sinclair Kossoff earned their education at (—); (—).
How can I contact Sinclair Kossoff for a consultation?
You can contact Sinclair Kossoff directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Professional Profile

Why Clients in Chicago Choose Sinclair Kossoff

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Sinclair Kossoff's practice in the field of adr.

Decade-Tested Legal Experience

Sinclair Kossoff brings 67+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Focused ADR Practice

Concentrating on adr means Sinclair Kossoff's knowledge of relevant statutes, case law, and procedural nuances stays current — unlike generalist practices that spread attention across unrelated fields.

Local Presence in Chicago

A Chicago-based practice means Sinclair Kossoff attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Search Reference

How People Find Sinclair Kossoff Online

Prospective clients searching for legal help in Chicago commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Sinclair Kossoff.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Sinclair Kossoff directly.

Sinclair Kossoff's Practice Areas & Specializations

Education & Law School Background

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University of Chicago J.D.
- In Progress
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University of Chicago M.A.
- In Progress

Bar Admissions & Licensed Jurisdictions

Illinois
Admitted: 1959

Client Reviews & Ratings — Sinclair Kossoff

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