Atty. Glenn J. Pfadenhauer

Atty. Glenn J. Pfadenhauer

Glenn J. Pfadenhauer is a lawyer practicing criminal defense, general civil litigation, health care and medical products and 2 other areas of law.

Washington Washington 39 yrs experience 39 year
Call (771) 220-6243 Book Appointment

Profile Summary

About Glenn J. Pfadenhauer at a glance

Glenn J. Pfadenhauer is a Partner based in Washington, District of Columbia, practicing at Williams And Connolly Llp. They have 39+ years of legal experience, licensed to practice since 1987. Their practice focuses on patent, criminal defense, ip, litigation, and health care. Admitted to practice in Virginia (1987), District of Columbia (1988), and Maryland U.S. Court of Appeals, Federal Circuit U.S. District Court for the District of Columbia, U. (1988). Educated at Georgetown University (J.D., 1987) and College of William and Mary (B.B.A., 1981). Recognitions include AV Preeminent. Active member of The District of Columbia Bar Virginia State Bar Maryland State and American Bar Associations. Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Glenn J. Pfadenhauer is a lawyer practicing criminal defense, general civil litigation, health care and medical products and 2 other areas of law
  • Glenn J. received a B.B.A. degree from College of William and Mary in 1981, and has been licensed for 39 years
  • Glenn J. practices at Williams & Connolly LLP in Washington, DC

Practice Areas Explained

Glenn J. Pfadenhauer's Areas of Practice

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

Patent Law

Glenn J. Pfadenhauer is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in District of Columbia →

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

Glenn J. Pfadenhauer is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in District of Columbia →

Intellectual Property

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

Glenn J. Pfadenhauer is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in District of Columbia →

Civil Litigation

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

Glenn J. Pfadenhauer is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in District of Columbia →

Health Care Law

Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.

Glenn J. Pfadenhauer is one of 66,735 health care attorneys indexed nationally. Browse health care attorneys in District of Columbia →

Jurisdictional Context

Why local counsel matters in District of Columbia

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

Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common questions about Glenn J. Pfadenhauer

Where is Glenn J. Pfadenhauer's law office located?
Glenn J. Pfadenhauer's law practice is located in Washington, District of Columbia. The firm is Williams And Connolly Llp. You can contact the office directly through this profile page.
What practice areas does Glenn J. Pfadenhauer handle?
Glenn J. Pfadenhauer focuses on patent, criminal defense, ip, litigation, health care. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Glenn J. Pfadenhauer practiced law?
Glenn J. Pfadenhauer has 39+ years of legal experience and has been licensed since 1987.
Where did Glenn J. Pfadenhauer go to law school?
Glenn J. Pfadenhauer earned their education at (J.D., 1987); (B.B.A., 1981).
How can I contact Glenn J. Pfadenhauer for a consultation?
You can contact Glenn J. Pfadenhauer 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 Glenn J. Pfadenhauer received?
Glenn J. Pfadenhauer's notable recognition includes: AV Preeminent.

Education

J.D.
Georgetown University
- 1987
B.B.A.
College of William and Mary
- 1981

Awards

AV Preeminent

Bar Admissions

Virginia
Admitted: 1987
District of Columbia
Admitted: 1988
Maryland U.S. Court of Appeals, Federal Circuit U.S. District Court for the District of Columbia, U.
Admitted: 1988

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