Atty. Matt R. Leffler

Atty. Matt R. Leffler

Matt R. Leffler is a lawyer practicing business, environmental and natural resources, litigation.

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Profile Summary

About Matt R. Leffler at a glance

Matt R. Leffler is a business, litigation, and environmental attorney based in St. Louis, Missouri. Serands clients in St. Louis, MO and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Matt R. Leffler is a lawyer practicing business, environmental and natural resources, litigation
  • Matt
  • Matt practices in St. Louis, MO

Practice Areas Explained

Matt R. Leffler's Areas of Practice

Each practice area below reflects the types of cases Matt R. Leffler handles, with a brief overview of what that area of law covers.

Business & Corporate Law

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

Matt R. Leffler is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Missouri →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Matt R. Leffler is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Missouri →

Environmental Law

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Matt R. Leffler is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in Missouri →

Jurisdictional Context

Why local counsel matters in Missouri

Practicing law in Missouri. Legal matters in Missouri are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in St. Louis are typically filed in the local municipal court or the appropriate Missouri state district court, depending on subject matter and amount in controversy. An attorney licensed in Missouri 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 Missouri courts without local counsel or pro hac vice admission.

Looking for additional Missouri attorneys? Browse all attorneys in St. Louis or all attorneys in Missouri.

Frequently Asked

Common questions about Matt R. Leffler

Where is Matt R. Leffler's law office located?
Matt R. Leffler's law practice is located in St. Louis, Missouri. You can contact the office directly through this profile page.
What practice areas does Matt R. Leffler handle?
Matt R. Leffler focuses on business, litigation, environmental. Each practice area listed reflects experience handling cases of that type in Missouri.
How can I contact Matt R. Leffler for a consultation?
You can contact Matt R. Leffler 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.

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