Atty. Mark M. Hennelley

Atty. Mark M. Hennelley

Mark M. Hennelley is a lawyer practicing medical malpractice, wrongful death, personal injury and 1 other area of law.

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Profile Summary

About Mark M. Hennelley at a glance

Mark M. Hennelley is a medical malpractice, wrongful death, personal injury, and slip & fall attorney based in St. Charles, Missouri. Educated at St. Louis University School of Law (J.D., 2010) and Washington University (English, 2007). Serands clients in St. Charles, MO and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark M. Hennelley is a lawyer practicing medical malpractice, wrongful death, personal injury and 1 other area of law
  • Mark M. received a degree from Washington University in 2007, and
  • Mark M. practices in St. Charles, MO

Practice Areas Explained

Mark M. Hennelley's Areas of Practice

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

Medical Malpractice

Medical malpractice lawyers represent patients harmed by negligent doctors, hospitals, and other providers. Free case review, no fee unless you win.

Mark M. Hennelley is one of 49,086 medical malpractice attorneys indexed nationally. Browse medical malpractice attorneys in Missouri →

Wrongful Death

Mark M. Hennelley is one of 31,253 wrongful death attorneys indexed nationally. Browse wrongful death attorneys in Missouri →

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.

Mark M. Hennelley is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Missouri →

Slip & Fall / Premises Liability

Mark M. Hennelley is one of 29,473 slip & fall attorneys indexed nationally. Browse slip & fall 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. Charles 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. Charles or all attorneys in Missouri.

Frequently Asked

Common questions about Mark M. Hennelley

Where is Mark M. Hennelley's law office located?
Mark M. Hennelley's law practice is located in St. Charles, Missouri. You can contact the office directly through this profile page.
What practice areas does Mark M. Hennelley handle?
Mark M. Hennelley focuses on medical malpractice, wrongful death, personal injury, slip & fall. Each practice area listed reflects experience handling cases of that type in Missouri.
Where did Mark M. Hennelley go to law school?
Mark M. Hennelley earned their education at (J.D., 2010); (English, 2007).
How can I contact Mark M. Hennelley for a consultation?
You can contact Mark M. Hennelley 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.

Education

J.D.
St. Louis University School of Law
- 2010
English
Washington University
- 2007

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