Atty. John David Mastin

Atty. John David Mastin

John David Mastin is a lawyer practicing environmental, government. John received a B.A. degree from Whitman College in 1988, and has been licensed for 30 years.

Olympia Olympia 30 yrs experience 30 year
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Profile Summary

About John David Mastin at a glance

John David Mastin is a environmental and government attorney based in Olympia, Washington. They have 30+ years of legal experience, licensed to practice since 1996. Admitted to practice in Washington (1996). Educated at Gonzaga University (J.D., 1996) and Whitman College (B.A. Politics, 1988). Recognitions include CV Notable. Serands clients in Olympia, WA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John David Mastin is a lawyer practicing environmental, government
  • John received a B.A. degree from Whitman College in 1988, and has been licensed for 30 years
  • John practices in Olympia, WA

Practice Areas Explained

John David Mastin's Areas of Practice

Each practice area below reflects the types of cases John David Mastin handles, with a brief overview of what that area of law covers.

Environmental Law

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

John David Mastin is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in Washington →

Government & Administrative Law

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

John David Mastin is one of 132,225 government attorneys indexed nationally. Browse government attorneys in Washington →

Jurisdictional Context

Why local counsel matters in Washington

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

Looking for additional Washington attorneys? Browse all attorneys in Olympia or all attorneys in Washington.

Frequently Asked

Common questions about John David Mastin

Where is John David Mastin's law office located?
John David Mastin's law practice is located in Olympia, Washington. You can contact the office directly through this profile page.
What practice areas does John David Mastin handle?
John David Mastin focuses on environmental, government. Each practice area listed reflects experience handling cases of that type in Washington.
How long has John David Mastin practiced law?
John David Mastin has 30+ years of legal experience and has been licensed since 1996.
Where did John David Mastin go to law school?
John David Mastin earned their education at (J.D., 1996); (B.A. Politics, 1988).
How can I contact John David Mastin for a consultation?
You can contact John David Mastin 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 John David Mastin received?
John David Mastin's notable recognition includes: CV Notable.

Practice Areas

Education

J.D.
Gonzaga University
- 1996
B.A. Politics
Whitman College
- 1988

Awards

CV Notable

Bar Admissions

Washington
Admitted: 1996

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