Atty. Sean D. Slanger

Atty. Sean D. Slanger

Sean D. Slanger is a lawyer practicing business, estate planning, health care and 4 other areas of law.

Helena Helena 27 yrs experience 27 year
Call (406) 558-4267 Book Appointment

Profile Summary

About Sean D. Slanger at a glance

Sean D. Slanger is an Assoc. Gen. Coun. based in Helena, Montana, practicing at Jackson, Murdo & Grant, P.C.. They have 27+ years of legal experience, licensed to practice since 1999. Their practice focuses on contracts, estate planning, business, government, and health care. Admitted to practice in Montana (1999). Educated at University of Montana (J.D. Political, 1999) and University of Montana (B.A. Political, 1993). Recognitions include AV Preeminent. Serands clients in Helena, MT and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Sean D. Slanger is a lawyer practicing business, estate planning, health care and 4 other areas of law
  • Sean received a B.A. degree from University of Montana in 1993, and has been licensed for 27 years
  • Sean practices at Jackson, Murdo & Grant, P.C. in Helena, MT

Practice Areas Explained

Sean D. Slanger's Areas of Practice

Each practice area below reflects the types of cases Sean D. Slanger handles, with a brief overview of what that area of law covers.

Contracts

Sean D. Slanger is one of 76,762 contracts attorneys indexed nationally. Browse contracts 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.

Sean D. Slanger is one of 226,536 estate planning attorneys indexed nationally. Browse estate planning attorneys in Montana →

Business & Corporate Law

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

Sean D. Slanger is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Montana →

Government & Administrative Law

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

Sean D. Slanger is one of 132,225 government attorneys indexed nationally. Browse government attorneys in Montana →

Health Care Law

Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.

Sean D. Slanger is one of 66,735 health care attorneys indexed nationally. Browse health care 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 Helena 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 andnue, 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 Helena or all attorneys in Montana.

Frequently Asked

Common questions about Sean D. Slanger

Where is Sean D. Slanger's law office located?
Sean D. Slanger's law practice is located in Helena, Montana. The firm is Jackson, Murdo & Grant, P.C.. You can contact the office directly through this profile page.
What practice areas does Sean D. Slanger handle?
Sean D. Slanger focuses on contracts, estate planning, business, government, health care. Each practice area listed reflects experience handling cases of that type in Montana.
How long has Sean D. Slanger practiced law?
Sean D. Slanger has 27+ years of legal experience and has been licensed since 1999.
Where did Sean D. Slanger go to law school?
Sean D. Slanger earned their education at (J.D. Political, 1999); (B.A. Political, 1993).
How can I contact Sean D. Slanger for a consultation?
You can contact Sean D. Slanger 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 Sean D. Slanger received?
Sean D. Slanger's notable recognition includes: AV Preeminent.

Education

J.D. Political
University of Montana
- 1999
B.A. Political
University of Montana
- 1993

Awards

AV Preeminent

Bar Admissions

Montana
Admitted: 1999

Reviews

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