Atty. Eileen Mannion Concannon

Atty. Eileen Mannion Concannon

Eileen Mannion Concannon is a lawyer practicing litigation, commercial, product liability and 4 other areas of law. Eileen received a B.A. degree from University of Florida in 1973, and has been licensed for 46 years.

Mercer Island Mercer Island 46 yrs experience 46 year
Call (858) 221-4297 Book Appointment

Profile Summary

About Eileen Mannion Concannon at a glance

Eileen Mannion Concannon is a business, class action, product liability, litigation, and adr attorney based in Mercer Island, Washington. They have 46+ years of legal experience, licensed to practice since 1980. Admitted to practice in Illinois (1980) and Washington (1983). Educated at Oxford University, Oxford, England and DePaul University College of Law (J.D., 1980) and University of Florida (B.A., 1973). Recognitions include AV Preeminent. Serands clients in Mercer Island, WA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Eileen Mannion Concannon is a lawyer practicing litigation, commercial, product liability and 4 other areas of law
  • Eileen received a B.A. degree from University of Florida in 1973, and has been licensed for 46 years
  • Eileen practices in Mercer Island, WA

Practice Areas Explained

Eileen Mannion Concannon's Areas of Practice

Each practice area below reflects the types of cases Eileen Mannion Concannon handles, with a brief overview of what that area of law covers.

Business & Corporate Law

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

Eileen Mannion Concannon is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Washington →

Class Action

Eileen Mannion Concannon is one of 26,424 class action attorneys indexed nationally. Browse class action attorneys in Washington →

Product Liability

Eileen Mannion Concannon is one of 66,193 product liability attorneys indexed nationally. Browse product liability attorneys in Washington →

Civil Litigation

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

Eileen Mannion Concannon is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Washington →

Mediation & Arbitration

Mediators and arbitrators for civil, commercial, family, and employment dispute resolution.

Eileen Mannion Concannon is one of 73,906 adr attorneys indexed nationally. Browse adr 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 Mercer Island 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 Mercer Island or all attorneys in Washington.

Frequently Asked

Common questions about Eileen Mannion Concannon

Where is Eileen Mannion Concannon's law office located?
Eileen Mannion Concannon's law practice is located in Mercer Island, Washington. You can contact the office directly through this profile page.
What practice areas does Eileen Mannion Concannon handle?
Eileen Mannion Concannon focuses on business, class action, product liability, litigation, adr. Each practice area listed reflects experience handling cases of that type in Washington.
How long has Eileen Mannion Concannon practiced law?
Eileen Mannion Concannon has 46+ years of legal experience and has been licensed since 1980.
Where did Eileen Mannion Concannon go to law school?
Eileen Mannion Concannon earned their education at (J.D., 1980); (B.A., 1973).
How can I contact Eileen Mannion Concannon for a consultation?
You can contact Eileen Mannion Concannon 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 Eileen Mannion Concannon received?
Eileen Mannion Concannon's notable recognition includes: AV Preeminent.

Education

J.D.
Oxford University, Oxford, England and DePaul University College of Law
- 1980
B.A.
University of Florida
- 1973

Awards

AV Preeminent

Bar Admissions

Illinois
Admitted: 1980
Washington
Admitted: 1983

Reviews

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