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Joseph (“J.R.”) Casillas is originally from Albuquerque, New Mexico. He went to law school at Creighton University in Omaha, Nebraska. He is admitted to practice in Montana federal and state courts and the Ninth Circuit Court of Appeals.

Practice Areas

Civil Litigation, Breach of Contract, Property/Real Estate Disputes, Insurance Coverage and Insurance Bad Faith, Corporate/Business Disputes, Construction Litigation, Employment and Labor Disputes, Education Law Disputes, Probate/Estate Litigation, Personal Injury.

In his civil litigation practice, J.R. has obtained favorable rulings, settlements, and verdicts for both plaintiffs and defendants in a myriad of different types of cases. His civil practice includes work in state and federal courts, at both the trial and appellate levels.

Memberships and Activities

Missoula Parking Commission Board of Directors

Montana Trial Lawyers Association

Montana High School Association

Montana Officials Association


University of Montana (B.A., Anthropology with High Honors, 2004);
Creighton University School of Law (J.D., 2008).

While an undergraduate, J.R. participated in intercollegiate athletics as a member of the Evergreen State College men’s basketball team in Olympia, Washington. During law school, he was a member of the Creighton University School of Law ABA Regional Negotiation Team which competed in Minneapolis, Minnesota.

Notable Cases

Successful resolution of civil rights action against City of Billings and Billings Police Department for wrongful shooting of client.

Successfully obtained a complete defense verdict for clients accused of operating a “nuisance” industrial fabrication plant near Victor, Montana.

Successfully obtained summary judgement for developer client whose development project was challenged by the Human Resource Council on a variety of legal and equitable grounds, and subsequently settled counterclaim out-of-court.


[email protected]

(406) 728-0810