Atty. Mallory D. Sullivan

Atty. Mallory D. Sullivan

Mallory D. Sullivan is a lawyer.

Helena Helena 12 yrs experience 12 year
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Profile Summary

About Mallory D. Sullivan at a glance

Mallory D. Sullivan is an attorney based in Helena, Montana. They have 12+ years of legal experience, licensed to practice since 2014. Admitted to practice in Montana (2014). Serands clients in Helena, MT and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mallory D. Sullivan is a lawyer
  • Mallory has been licensed for 12 years
  • Mallory practices in Helena, MT

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 Mallory D. Sullivan

Where is Mallory D. Sullivan's law office located?
Mallory D. Sullivan's law practice is located in Helena, Montana. You can contact the office directly through this profile page.
How long has Mallory D. Sullivan practiced law?
Mallory D. Sullivan has 12+ years of legal experience and has been licensed since 2014.
How can I contact Mallory D. Sullivan for a consultation?
You can contact Mallory D. Sullivan 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.

Bar Admissions

Montana
Admitted: 2014

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