Atty. William A. Olson

Atty. William A. Olson

Mr. William A.

Seattle Seattle 47 Years Experience 47 year
Call (206) 479-0944

Profile Summary

About William A. Olson at a glance

William A. Olson is a Member based in Seattle, Washington, practicing at Aiken, St. Louis & Siljeg, P.S.. They have 47+ years of legal experience, licensed to practice since 1979. Their practice focuses on contracts, trusts, business, real estate, and estate litigation. Admitted to practice in Washington (1979). Educated at University of Puget Sound (J.D., 1979) and University of Washington (B.A., 1972). Recognitions include AV Preeminent. Serves clients in Seattle, WA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. William A. Olson is a lawyer practicing civil litigation including commercial/contract disputes, insurance, trust and estate disputes and 8 other areas of law
  • William received a B.A. degree from University of Washington in 1972, and has been licensed for 47 years
  • William practices at Aiken, St. Louis & Siljeg, P.S. in Seattle, WA

Practice Areas Explained

William A. Olson's Areas of Practice

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

Contracts

William A. Olson is one of 67,443 contracts attorneys indexed nationally. Browse contracts attorneys in Washington →

Trusts

William A. Olson is one of 94,411 trusts attorneys indexed nationally. Browse trusts attorneys in Washington →

Business & Corporate Law

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

William A. Olson is one of 452,854 business attorneys indexed nationally. Browse business attorneys in Washington →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

William A. Olson is one of 286,061 real estate attorneys indexed nationally. Browse real estate attorneys in Washington →

Estate & Trust Litigation

William A. Olson is one of 18,366 estate litigation attorneys indexed nationally. Browse estate litigation 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 Seattle 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 venue, 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 Seattle or all attorneys in Washington.

Frequently Asked

Common questions about William A. Olson

Where is William A. Olson's law office located?
William A. Olson's law practice is located in Seattle, Washington. The firm is Aiken, St. Louis & Siljeg, P.S.. You can contact the office directly through this profile page.
What practice areas does William A. Olson handle?
William A. Olson focuses on contracts, trusts, business, real estate, estate litigation. Each practice area listed reflects experience handling cases of that type in Washington.
How long has William A. Olson practiced law?
William A. Olson has 47+ years of legal experience and has been licensed since 1979.
Where did William A. Olson go to law school?
William A. Olson earned their education at (J.D., 1979); (B.A., 1972).
How can I contact William A. Olson for a consultation?
You can contact William A. Olson 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 A. Olson received?
William A. Olson's notable recognition includes: AV Preeminent.

Education

J.D.
University of Puget Sound
- 1979
B.A.
University of Washington
- 1972

Awards

AV Preeminent

Bar Admissions

Washington
Admitted: 1979

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