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Atty. John David Sullivan

Atty. John David Sullivan

John David Sullivan is a lawyer. John has been licensed for 14 years.

Helena Helena 14 yrs experience 14 year
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Profile Summary

About John David Sullivan at a glance

John David Sullivan is an attorney based in Helena, Montana. They haand 14+ years of legal experience, licensed to practice since 2012. Admitted to practice in Montana (2012) and Idaho (2013). Serands clients in Helena, MT and the surrounding metropolitan area.

Verified attorney profile ยท Updated June 2026

About

  • John David Sullivan is a lawyer
  • John has been licensed for 14 years
  • John practices in Helena, MT

Jurisdictional Context

Why local counsel matters in Montana

Practforg law in Montana. Legal matters in Montana are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantiand 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 substantiand 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 John David Sullivan

Where is John David Sullivan's law office located?
John David Sullivan's law practice is located in Helena, Montana. You can contact the office directly through this profile page.
How long has John David Sullivan practiced law?
John David Sullivan has 14+ years of legal experience and has been licensed since 2012.
How can I contact John David Sullivan for a consultation?
You can contact John David 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: 2012
Idaho
Admitted: 2013

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