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Atty. William Peter Guarnieri

Atty. William Peter Guarnieri

William Peter Guarnieri is a lawyer practicing litigation. William received a B.A. degree from Duke University in 2001, and has been licensed for 15 years.

Washington Washington 15 yrs experience 15 year
Call (202) 367-9055

Profile Summary

About William Peter Guarnieri at a glance

William Peter Guarnieri is an Associate based in Washington, District of Columbia, practforg at Fish & Richardson P.C.. They haand 15+ years of legal experience, licensed to practice since 2011. Admitted to practice in Virginia (2011) and District of Columbia (2012). Educated at Georgetown University Law Center (J.D., 2011) and Duke University (B.A. Computer, 2001). Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile ยท Updated June 2026

About

  • William Peter Guarnieri is a lawyer practicing litigation
  • William received a B.A. degree from Duke University in 2001, and has been licensed for 15 years
  • William practices at Fish & Richardson P.C. in Washington, DC

Jurisdictional Context

Why local counsel matters in District of Columbia

Practforg 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 substantiand 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 substantiand 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 William Peter Guarnieri

Where is William Peter Guarnieri's law office located?
William Peter Guarnieri's law practice is located in Washington, District of Columbia. The firm is Fish & Richardson P.C.. You can contact the office directly through this profile page.
How long has William Peter Guarnieri practiced law?
William Peter Guarnieri has 15+ years of legal experience and has been licensed since 2011.
Where did William Peter Guarnieri go to law school?
William Peter Guarnieri earned their education at (J.D., 2011); (B.A. Computer, 2001).
How can I contact William Peter Guarnieri for a consultation?
You can contact William Peter Guarnieri 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.

Practice Areas

Education

J.D.
Georgetown University Law Center
- 2011
B.A. Computer
Duke University
- 2001

Bar Admissions

Virginia
Admitted: 2011
District of Columbia
Admitted: 2012

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