Atty. William A. Wiseman

Atty. William A. Wiseman

William A. Wiseman is a lawyer practicing real estate, construction law, business law and 8 other areas of law.

Milwaukee Milwaukee 53 yrs experience 53 year
Call (414) 300-7573 Book Appointment

Profile Summary

About William A. Wiseman at a glance

William A. Wiseman is a Senior Counsel based in Milwaukee, Wisconsin, practicing at O'Neil, Cannon, Hollman, DeJong & Laing S.C.. They have 53+ years of legal experience, licensed to practice since 1973. Their practice focuses on business, real estate, ip, class action, and construction. Admitted to practice in Wisconsin (1973). Educated at Marquette University (J.D., 1973) and Marquette University (A.B., 1970). Recognitions include AV Preeminent. Active member of • American Bar Association • State Bar of Wisconsin • Milwaukee Bar Association • American Trial Lawyers Association • Defense Research Institute. Serands clients in Milwaukee, WI and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William A. Wiseman is a lawyer practicing real estate, construction law, business law and 8 other areas of law
  • William received a A.B. degree from Marquette University in 1970, and has been licensed for 53 years
  • William practices at O'Neil, Cannon, Hollman, DeJong & Laing S.C. in Milwaukee, WI

Practice Areas Explained

William A. Wiseman's Areas of Practice

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

Business & Corporate Law

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

William A. Wiseman is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Wisconsin →

Real Estate Law

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

William A. Wiseman is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Wisconsin →

Intellectual Property

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

William A. Wiseman is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Wisconsin →

Class Action

William A. Wiseman is one of 26,424 class action attorneys indexed nationally. Browse class action attorneys in Wisconsin →

Construction Law

William A. Wiseman is one of 40,689 construction attorneys indexed nationally. Browse construction attorneys in Wisconsin →

Jurisdictional Context

Why local counsel matters in Wisconsin

Practicing law in Wisconsin. Legal matters in Wisconsin are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Milwaukee are typically filed in the local municipal court or the appropriate Wisconsin state district court, depending on subject matter and amount in controversy. An attorney licensed in Wisconsin 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 Wisconsin courts without local counsel or pro hac vice admission.

Looking for additional Wisconsin attorneys? Browse all attorneys in Milwaukee or all attorneys in Wisconsin.

Frequently Asked

Common questions about William A. Wiseman

Where is William A. Wiseman's law office located?
William A. Wiseman's law practice is located in Milwaukee, Wisconsin. The firm is O'Neil, Cannon, Hollman, DeJong & Laing S.C.. You can contact the office directly through this profile page.
What practice areas does William A. Wiseman handle?
William A. Wiseman focuses on business, real estate, ip, class action, construction. Each practice area listed reflects experience handling cases of that type in Wisconsin.
How long has William A. Wiseman practiced law?
William A. Wiseman has 53+ years of legal experience and has been licensed since 1973.
Where did William A. Wiseman go to law school?
William A. Wiseman earned their education at (J.D., 1973); (A.B., 1970).
How can I contact William A. Wiseman for a consultation?
You can contact William A. Wiseman 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 William A. Wiseman received?
William A. Wiseman's notable recognition includes: AV Preeminent.

Education

J.D.
Marquette University
- 1973
A.B.
Marquette University
- 1970

Awards

AV Preeminent

Bar Admissions

Wisconsin
Admitted: 1973

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