Atty. C. Mark Hash

Atty. C. Mark Hash

C. Mark Hash is a lawyer practicing general practice, estate planning, wills and probate and 8 other areas of law.

Kalispell Kalispell 43 Years Experience 43 year

Profile Summary

About C. Mark Hash at a glance

C. Mark Hash is a Member based in Kalispell, Montana, practicing at Hash, O'Brien, Biby & Murray, PLLP. They have 43+ years of legal experience, licensed to practice since 1983. Their practice focuses on contracts, probate, personal injury, family law, and estate planning. Admitted to practice in Montana (1983). Educated at Gonzaga University (J.D., 1983) and Dickinson College (B.A., 1979). Recognitions include BV Distinguished. Active member of State Bar of Montana. Serves clients in Kalispell, MT and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • C. Mark Hash is a lawyer practicing general practice, estate planning, wills and probate and 8 other areas of law
  • C. received a B.A. degree from Dickinson College in 1979, and has been licensed for 43 years
  • C. practices at Hash, O'Brien, Biby & Murray, PLLP in Kalispell, MT

Practice Areas Explained

C. Mark Hash's Areas of Practice

Each practice area below reflects the types of cases C. Mark Hash handles, with a brief overview of what that area of law covers.

Contracts

C. Mark Hash is one of 67,443 contracts attorneys indexed nationally. Browse contracts attorneys in Montana →

Probate

C. Mark Hash is one of 115,645 probate attorneys indexed nationally. Browse probate attorneys in Montana →

Personal Injury

Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.

C. Mark Hash is one of 238,048 personal injury attorneys indexed nationally. Browse personal injury attorneys in Montana →

Family Law

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

C. Mark Hash is one of 167,063 family law attorneys indexed nationally. Browse family law attorneys in Montana →

Estate Planning & Probate

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

C. Mark Hash is one of 203,974 estate planning attorneys indexed nationally. Browse estate planning attorneys in Montana →

Jurisdictional Context

Why local counsel matters in Montana

Practicing law in Montana. Legal matters in Montana are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Kalispell are typically filed in the local municipal court or the appropriate Montana state district court, depending on subject matter and amount in controversy. An attorney licensed in Montana brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Montana courts without local counsel or pro hac vice admission.

Looking for additional Montana attorneys? Browse all attorneys in Kalispell or all attorneys in Montana.

Frequently Asked

Common questions about C. Mark Hash

Where is C. Mark Hash's law office located?
C. Mark Hash's law practice is located in Kalispell, Montana. The firm is Hash, O'Brien, Biby & Murray, PLLP. You can contact the office directly through this profile page.
What practice areas does C. Mark Hash handle?
C. Mark Hash focuses on contracts, probate, personal injury, family law, estate planning. Each practice area listed reflects experience handling cases of that type in Montana.
How long has C. Mark Hash practiced law?
C. Mark Hash has 43+ years of legal experience and has been licensed since 1983.
Where did C. Mark Hash go to law school?
C. Mark Hash earned their education at (J.D., 1983); (B.A., 1979).
How can I contact C. Mark Hash for a consultation?
You can contact C. Mark Hash 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 C. Mark Hash received?
C. Mark Hash's notable recognition includes: BV Distinguished.

Education

J.D.
Gonzaga University
- 1983
B.A.
Dickinson College
- 1979

Awards

BV Distinguished

Bar Admissions

Montana
Admitted: 1983

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