Atty. Nathaniel Sack

Atty. Nathaniel Sack

Nathaniel Sack is a lawyer practicing corporate, corporate governance & compliance, mergers & acquisitions and 8 other areas of law. Nathaniel received a B.A. degree from University of Michigan, and has been licensed for 61 years.

Chicago Chicago 61 Years Experience 61 year
Call (224) 432-6808

Profile Summary

About Nathaniel Sack at a glance

Nathaniel Sack is a Partner based in Chicago, Illinois. They have 61+ years of legal experience, licensed to practice since 1965. Their practice focuses on trusts, business, real estate, tax, and m&a. Admitted to practice in Illinois (1965). Educated at DePaul University LL.M. Taxation Harvard Law School (J.D., 1965) and University of Michigan B.A. cum laude (—). Recognitions include AV Preeminent. Active member of Chicago (Member, Corporation Law, Federal Tax Law Committees) and American (Member, Federal and Tax Law and Exempt Organization Committees) Bar Associations. Serves clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Nathaniel Sack is a lawyer practicing corporate, corporate governance & compliance, mergers & acquisitions and 8 other areas of law
  • Nathaniel received a B.A. degree from University of Michigan, and has been licensed for 61 years
  • Nathaniel practices in Chicago, IL

Practice Areas Explained

Nathaniel Sack's Areas of Practice

Each practice area below reflects the types of cases Nathaniel Sack handles, with a brief overview of what that area of law covers.

Trusts

Nathaniel Sack is one of 94,411 trusts attorneys indexed nationally. Browse trusts attorneys in Illinois →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Nathaniel Sack is one of 452,854 business attorneys indexed nationally. Browse business attorneys in Illinois →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

Nathaniel Sack is one of 286,061 real estate attorneys indexed nationally. Browse real estate attorneys in Illinois →

Tax Law

Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.

Nathaniel Sack is one of 77,130 tax attorneys indexed nationally. Browse tax attorneys in Illinois →

Mergers & Acquisitions

Nathaniel Sack is one of 45,724 m&a attorneys indexed nationally. Browse m&a attorneys in Illinois →

Jurisdictional Context

Why local counsel matters in Illinois

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.

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

Frequently Asked

Common questions about Nathaniel Sack

Where is Nathaniel Sack's law office located?
Nathaniel Sack's law practice is located in Chicago, Illinois. You can contact the office directly through this profile page.
What practice areas does Nathaniel Sack handle?
Nathaniel Sack focuses on trusts, business, real estate, tax, m&a. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Nathaniel Sack practiced law?
Nathaniel Sack has 61+ years of legal experience and has been licensed since 1965.
Where did Nathaniel Sack go to law school?
Nathaniel Sack earned their education at (J.D., 1965); (—).
How can I contact Nathaniel Sack for a consultation?
You can contact Nathaniel Sack 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.
What awards or recognition has Nathaniel Sack received?
Nathaniel Sack's notable recognition includes: AV Preeminent.

Education

J.D.
DePaul University LL.M. Taxation Harvard Law School
- 1965
University of Michigan B.A. cum laude
- In Progress

Awards

AV Preeminent

Bar Admissions

Illinois
Admitted: 1965

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