Atty. Kenneth D. Therrien

Atty. Kenneth D. Therrien

Kenneth D. Therrien is a lawyer practicing tax law, probate law, corporate law and 1 other area of law.

Yakima Yakima 36 yrs experience 36 year
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Profile Summary

About Kenneth D. Therrien at a glance

Kenneth D. Therrien is a probate, criminal defense, business, and tax attorney based in Yakima, Washington. They have 36+ years of legal experience, licensed to practice since 1990. Admitted to practice in Washington (1990). Educated at Boston University (LL.M. Cumberland, 1990) and University of New Haven (B.S., 1985). Serands clients in Yakima, WA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Kenneth D. Therrien is a lawyer practicing tax law, probate law, corporate law and 1 other area of law
  • Kenneth received a B.S. degree from University of New Haven in 1985, and has been licensed for 36 years
  • Kenneth practices in Yakima, WA

Practice Areas Explained

Kenneth D. Therrien's Areas of Practice

Each practice area below reflects the types of cases Kenneth D. Therrien handles, with a brief overview of what that area of law covers.

Probate

Kenneth D. Therrien is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in Washington →

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.

Kenneth D. Therrien is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Washington →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Kenneth D. Therrien is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Washington →

Tax Law

Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.

Kenneth D. Therrien is one of 85,302 tax attorneys indexed nationally. Browse tax 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 Yakima 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 Yakima or all attorneys in Washington.

Frequently Asked

Common questions about Kenneth D. Therrien

Where is Kenneth D. Therrien's law office located?
Kenneth D. Therrien's law practice is located in Yakima, Washington. You can contact the office directly through this profile page.
What practice areas does Kenneth D. Therrien handle?
Kenneth D. Therrien focuses on probate, criminal defense, business, tax. Each practice area listed reflects experience handling cases of that type in Washington.
How long has Kenneth D. Therrien practiced law?
Kenneth D. Therrien has 36+ years of legal experience and has been licensed since 1990.
Where did Kenneth D. Therrien go to law school?
Kenneth D. Therrien earned their education at (LL.M. Cumberland, 1990); (B.S., 1985).
How can I contact Kenneth D. Therrien for a consultation?
You can contact Kenneth D. Therrien 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.

Education

LL.M. Cumberland
Boston University
- 1990
B.S.
University of New Haven
- 1985

Bar Admissions

Washington
Admitted: 1990

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