Atty. William W. Mercer

Atty. William W. Mercer

William W. Mercer is a lawyer practicing civil litigation, administrative law, criminal law.

Billings Billings 33 yrs experience 33 year
Call (406) 831-6362 Book Appointment

Profile Summary

About William W. Mercer at a glance

William W. Mercer is an Of Counsel based in Billings, Montana, practicing at Holland & Hart LLP. They have 33+ years of legal experience, licensed to practice since 1993. Their practice focuses on criminal defense, litigation, and government. Admitted to practice in Montana (1993). Educated at George Mason University School of Law (J.D., 1993) and University of Montana (B.A. Harvard, 1986). Recognitions include BV Distinguished. Serands clients in Billings, MT and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William W. Mercer is a lawyer practicing civil litigation, administrative law, criminal law
  • William W. received a B.A. degree from University of Montana in 1986, and has been licensed for 33 years
  • William W. practices at Holland & Hart LLP in Billings, MT

Practice Areas Explained

William W. Mercer's Areas of Practice

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

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.

William W. Mercer is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Montana →

Civil Litigation

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

William W. Mercer is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Montana →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

William W. Mercer is one of 132,225 government attorneys indexed nationally. Browse government attorneys in Montana →

Jurisdictional Context

Why local counsel matters in Montana

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

Looking for additional Montana attorneys? Browse all attorneys in Billings or all attorneys in Montana.

Frequently Asked

Common questions about William W. Mercer

Where is William W. Mercer's law office located?
William W. Mercer's law practice is located in Billings, Montana. The firm is Holland & Hart LLP. You can contact the office directly through this profile page.
What practice areas does William W. Mercer handle?
William W. Mercer focuses on criminal defense, litigation, government. Each practice area listed reflects experience handling cases of that type in Montana.
How long has William W. Mercer practiced law?
William W. Mercer has 33+ years of legal experience and has been licensed since 1993.
Where did William W. Mercer go to law school?
William W. Mercer earned their education at (J.D., 1993); (B.A. Harvard, 1986).
How can I contact William W. Mercer for a consultation?
You can contact William W. Mercer 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 W. Mercer received?
William W. Mercer's notable recognition includes: BV Distinguished.

Education

J.D.
George Mason University School of Law
- 1993
B.A. Harvard
University of Montana
- 1986

Awards

BV Distinguished

Bar Admissions

Montana
Admitted: 1993

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