Atty. James Michael Callahan

Atty. James Michael Callahan

James Michael Callahan is a lawyer practicing professional liability, insurance litigation, commercial litigation and 3 other areas of law. James received a B.A. degree from University of Rochester in 1972, and has been licensed for 48 years.

Portland Portland 48 yrs experience 48 year
Call (971) 979-1152 Book Appointment

Profile Summary

About James Michael Callahan at a glance

James Michael Callahan is a Partner based in Portland, Oregon, practicing at Callahan & Shears, P.C.. They have 48+ years of legal experience, licensed to practice since 1978. Their practice focuses on business, construction, litigation, and insurance. Admitted to practice in Oregon (1978) and Washington (1984). Educated at Syracuse University (J.D., 1977) and University of Rochester (B.A., 1972). Recognitions include AV Preeminent. Active member of Washington State Bar Association Oregon State Bar. Serands clients in Portland, OR and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • James Michael Callahan is a lawyer practicing professional liability, insurance litigation, commercial litigation and 3 other areas of law
  • James received a B.A. degree from University of Rochester in 1972, and has been licensed for 48 years
  • James practices at Callahan & Shears, P.C. in Portland, OR

Practice Areas Explained

James Michael Callahan's Areas of Practice

Each practice area below reflects the types of cases James Michael Callahan 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.

James Michael Callahan is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Oregon →

Construction Law

James Michael Callahan is one of 40,689 construction attorneys indexed nationally. Browse construction attorneys in Oregon →

Civil Litigation

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

James Michael Callahan is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Oregon →

Insurance Law

Insurance attorneys for coverage disputes, bad faith claims, denied claims, and policy disputes.

James Michael Callahan is one of 121,912 insurance attorneys indexed nationally. Browse insurance 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 James Michael Callahan

Where is James Michael Callahan's law office located?
James Michael Callahan's law practice is located in Portland, Oregon. The firm is Callahan & Shears, P.C.. You can contact the office directly through this profile page.
What practice areas does James Michael Callahan handle?
James Michael Callahan focuses on business, construction, litigation, insurance. Each practice area listed reflects experience handling cases of that type in Oregon.
How long has James Michael Callahan practiced law?
James Michael Callahan has 48+ years of legal experience and has been licensed since 1978.
Where did James Michael Callahan go to law school?
James Michael Callahan earned their education at (J.D., 1977); (B.A., 1972).
How can I contact James Michael Callahan for a consultation?
You can contact James Michael Callahan 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 James Michael Callahan received?
James Michael Callahan's notable recognition includes: AV Preeminent.

Education

J.D.
Syracuse University
- 1977
B.A.
University of Rochester
- 1972

Awards

AV Preeminent

Bar Admissions

Oregon
Admitted: 1978
Washington
Admitted: 1984

Reviews

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