Atty. James P. Castberg

Atty. James P. Castberg

Mr. James P.

Sheridan Sheridan 64 yrs experience 64 year
Call (307) 429-4133 Book Appointment

Profile Summary

About James P. Castberg at a glance

James P. Castberg is a Member based in Sheridan, Wyoming, practicing at Castberg Law Office. They have 64+ years of legal experience, licensed to practice since 1962. Their practice focuses on formation, business, government, and appellate. Admitted to practice in Wyoming (1962). Educated at University of Wyoming (J.D., 1962) and University of Wyoming B.S. (—). Serands clients in Sheridan, WY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. James P. Castberg is a lawyer practicing general practice, municipal law, finance law and 2 other areas of law
  • James received a B.S. degree from University of Wyoming, and has been licensed for 64 years
  • James practices at Castberg Law Office in Sheridan, WY

Practice Areas Explained

James P. Castberg's Areas of Practice

Each practice area below reflects the types of cases James P. Castberg handles, with a brief overview of what that area of law covers.

Business Formation

James P. Castberg is one of 35,584 formation attorneys indexed nationally. Browse formation attorneys in Wyoming →

Business & Corporate Law

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

James P. Castberg is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Wyoming →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

James P. Castberg is one of 132,225 government attorneys indexed nationally. Browse government attorneys in Wyoming →

Appellate Practice

Appellate attorneys for civil and criminal appeals at state and federal court.

James P. Castberg is one of 86,319 appellate attorneys indexed nationally. Browse appellate attorneys in Wyoming →

Jurisdictional Context

Why local counsel matters in Wyoming

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

Looking for additional Wyoming attorneys? Browse all attorneys in Sheridan or all attorneys in Wyoming.

Frequently Asked

Common questions about James P. Castberg

Where is James P. Castberg's law office located?
James P. Castberg's law practice is located in Sheridan, Wyoming. The firm is Castberg Law Office. You can contact the office directly through this profile page.
What practice areas does James P. Castberg handle?
James P. Castberg focuses on formation, business, government, appellate. Each practice area listed reflects experience handling cases of that type in Wyoming.
How long has James P. Castberg practiced law?
James P. Castberg has 64+ years of legal experience and has been licensed since 1962.
Where did James P. Castberg go to law school?
James P. Castberg earned their education at (J.D., 1962); (—).
How can I contact James P. Castberg for a consultation?
You can contact James P. Castberg 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.
University of Wyoming
- 1962
University of Wyoming B.S.
- In Progress

Bar Admissions

Wyoming
Admitted: 1962

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