Atty. Walter J. O'Brien

Atty. Walter J. O'Brien

Walter J. O'Brien is a lawyer practicing business services, real estate, trusts and estates.

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Profile Summary

About Walter J. O'Brien at a glance

Walter J. O'Brien is a trusts, business, and real estate attorney based in Wheaton, Illinois. Admitted to practice in Illinois (1917) and US District Court, Northern District of Illinois including Trial Bar (1967). Educated at Northwestern University School of Law (J.D., 1964) and University of Notre Dame (B.B.A., 1961). Recognitions include AV Preeminent. Active member of DuPage County (Chairman, Real Estate Law Committee, 1977-1981 Member, Board of Directors, 1987-1988 Elected 'Man of the Year' 1988) and Illinois State (Assembly Member, 1982-1988 1992-1998) Bar Associations. Serands clients in Wheaton, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Walter J. O'Brien is a lawyer practicing business services, real estate, trusts and estates
  • Walter received a B.B.A. degree from University of Notre Dame in 1961, and has been licensed for 109 years
  • Walter practices in Wheaton, IL

Practice Areas Explained

Walter J. O'Brien's Areas of Practice

Each practice area below reflects the types of cases Walter J. O'Brien handles, with a brief overview of what that area of law covers.

Trusts

Walter J. O'Brien is one of 104,171 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.

Walter J. O'Brien is one of 501,317 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.

Walter J. O'Brien is one of 316,149 real estate attorneys indexed nationally. Browse real estate 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 Wheaton 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 andnue, 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 Wheaton or all attorneys in Illinois.

Frequently Asked

Common questions about Walter J. O'Brien

Where is Walter J. O'Brien's law office located?
Walter J. O'Brien's law practice is located in Wheaton, Illinois. You can contact the office directly through this profile page.
What practice areas does Walter J. O'Brien handle?
Walter J. O'Brien focuses on trusts, business, real estate. Each practice area listed reflects experience handling cases of that type in Illinois.
Where did Walter J. O'Brien go to law school?
Walter J. O'Brien earned their education at (J.D., 1964); (B.B.A., 1961).
How can I contact Walter J. O'Brien for a consultation?
You can contact Walter J. O'Brien 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 Walter J. O'Brien received?
Walter J. O'Brien's notable recognition includes: AV Preeminent.

Education

J.D.
Northwestern University School of Law
- 1964
B.B.A.
University of Notre Dame
- 1961

Awards

AV Preeminent

Bar Admissions

Illinois
Admitted: 1917
US District Court, Northern District of Illinois including Trial Bar
Admitted: 1967

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