Atty. William J. Shannon

Atty. William J. Shannon

William J. Shannon is a lawyer practicing business & corporate, international trade & transactions, maritime and 4 other areas of law.

Portland Portland 55 yrs experience 55 year
Call (971) 447-0067 Book Appointment

Profile Summary

About William J. Shannon at a glance

William J. Shannon is a contracts, business, m&a, securities, and consumer attorney based in Portland, Oregon. They have 55+ years of legal experience, licensed to practice since 1971. Admitted to practice in Hawaii (INACTIVE) (1971), Maine (1999), U.S. Supreme Court (2007), and Massachusetts (2011). Educated at Cornell University Law School (J.D., 1971) and United States Merchant Marine Academy (B.S., 1961). Serands clients in Portland, OR and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William J. Shannon is a lawyer practicing business & corporate, international trade & transactions, maritime and 4 other areas of law
  • William received a B.S. degree from United States Merchant Marine Academy in 1961, and has been licensed for 55 years
  • William practices in Portland, OR

Practice Areas Explained

William J. Shannon's Areas of Practice

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

Contracts

William J. Shannon is one of 76,762 contracts attorneys indexed nationally. Browse contracts attorneys in Oregon →

Business & Corporate Law

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

William J. Shannon is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Oregon →

Mergers & Acquisitions

William J. Shannon is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in Oregon →

Securities Law

William J. Shannon is one of 64,529 securities attorneys indexed nationally. Browse securities attorneys in Oregon →

Consumer Protection

Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.

William J. Shannon is one of 50,607 consumer attorneys indexed nationally. Browse consumer attorneys in Oregon →

Jurisdictional Context

Why local counsel matters in Oregon

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

Looking for additional Oregon attorneys? Browse all attorneys in Portland or all attorneys in Oregon.

Frequently Asked

Common questions about William J. Shannon

Where is William J. Shannon's law office located?
William J. Shannon's law practice is located in Portland, Oregon. You can contact the office directly through this profile page.
What practice areas does William J. Shannon handle?
William J. Shannon focuses on contracts, business, m&a, securities, consumer. Each practice area listed reflects experience handling cases of that type in Oregon.
How long has William J. Shannon practiced law?
William J. Shannon has 55+ years of legal experience and has been licensed since 1971.
Where did William J. Shannon go to law school?
William J. Shannon earned their education at (J.D., 1971); (B.S., 1961).
How can I contact William J. Shannon for a consultation?
You can contact William J. Shannon 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

J.D.
Cornell University Law School
- 1971
B.S.
United States Merchant Marine Academy
- 1961

Bar Admissions

Hawaii (INACTIVE)
Admitted: 1971
Maine
Admitted: 1999
U.S. Supreme Court
Admitted: 2007
Massachusetts
Admitted: 2011

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