Atty. William Michael Kelleher

Atty. William Michael Kelleher

William Michael Kelleher is a lawyer practicing lawsuits / disputes, commercial, litigation. William received a B.A. degree from University of Delaware in 1991, and has been licensed for 31 years.

Wilmington Wilmington 31 yrs experience 31 year
Call (302) 772-5715 Book Appointment

Profile Summary

About William Michael Kelleher at a glance

William Michael Kelleher is a business and litigation attorney based in Wilmington, Delaware. They have 31+ years of legal experience, licensed to practice since 1995. Admitted to practice in Pennsylvania (1995), District of Columbia (1996), Delaware (2000), and U.S. Supreme Court (2002). Educated at Widener University (J.D., 1995) and University of Delaware (B.A., 1991). Recognitions include BV Distinguished. Serands clients in Wilmington, DE and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William Michael Kelleher is a lawyer practicing lawsuits / disputes, commercial, litigation
  • William received a B.A. degree from University of Delaware in 1991, and has been licensed for 31 years
  • William practices in Wilmington, DE

Practice Areas Explained

William Michael Kelleher's Areas of Practice

Each practice area below reflects the types of cases William Michael Kelleher 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 Michael Kelleher is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Delaware →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

William Michael Kelleher is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Delaware →

Jurisdictional Context

Why local counsel matters in Delaware

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

Looking for additional Delaware attorneys? Browse all attorneys in Wilmington or all attorneys in Delaware.

Frequently Asked

Common questions about William Michael Kelleher

Where is William Michael Kelleher's law office located?
William Michael Kelleher's law practice is located in Wilmington, Delaware. You can contact the office directly through this profile page.
What practice areas does William Michael Kelleher handle?
William Michael Kelleher focuses on business, litigation. Each practice area listed reflects experience handling cases of that type in Delaware.
How long has William Michael Kelleher practiced law?
William Michael Kelleher has 31+ years of legal experience and has been licensed since 1995.
Where did William Michael Kelleher go to law school?
William Michael Kelleher earned their education at (J.D., 1995); (B.A., 1991).
How can I contact William Michael Kelleher for a consultation?
You can contact William Michael Kelleher 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 Michael Kelleher received?
William Michael Kelleher's notable recognition includes: BV Distinguished.

Education

J.D.
Widener University
- 1995
B.A.
University of Delaware
- 1991

Awards

BV Distinguished

Bar Admissions

Pennsylvania
Admitted: 1995
District of Columbia
Admitted: 1996
Delaware
Admitted: 2000
U.S. Supreme Court
Admitted: 2002

Reviews

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