Atty. James G. Onder

Atty. James G. Onder

James G. Onder is the founder of OnderLaw, a nationally recognized personal injury and mass tort litigation firm with offices in St.

Webster Groves Webster Groves 38 yrs experience 38 year
Call (314) 473-6784 Book Appointment

Profile Summary

About James G. Onder at a glance

James G. Onder is a Founder and Attorney based in Webster Groves, Missouri, practicing at OnderLaw. They have 38+ years of legal experience, licensed to practice since 1988. Their practice focuses on car accidents, medical malpractice, wrongful death, personal injury, and workers comp. Admitted to practice in Missouri (1988) and Illinois (1989). Educated at Saint Louis University (J.D., 1988) and Washington University School of Business (B.S.B.A., 1985). Recognitions include AV Preeminent. Serands clients in Webster Groves, MO and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • James G. Onder is the founder of OnderLaw, a nationally recognized personal injury and mass tort litigation firm with offices in St. Louis, Missouri
  • Nashville, Tennessee
  • and Newport Beach, California
  • With over $5 billion in settlements and verdicts achieved for plaintiffs, Mr. Onder has built a reputation for taking on causes that drive meaningful change
  • Notably, he negotiated an $8.9 billion settlement with Johnson & Johnson on behalf of current and future talc-related cancer victims
  • A pioneer in talcum powder-related ovarian cancer litigation, Mr. Onder filed one of the first cases in the nation and now represents over 20,000 women in what is believed to be the largest such docket in the country
  • Mr. Onder’s work has led to life-saving changes in industries, including his groundbreaking litigation on mini-blind-related injuries, which resulted in safer product designs
  • His firm has achieved numerous landmark verdicts, including the top three largest in Missouri in 2016
  • Recognized as a leader in mass tort litigation, Mr. Onder has served in key roles across high-profile cases, including Bayer-Monsanto, Zantac, and Paraquat litigation
  • A Martindale-Hubbell AV-rated attorney and Super Lawyer, Mr. Onder is committed to holding corporations accountable and delivering justice for his clients

Practice Areas Explained

James G. Onder's Areas of Practice

Each practice area below reflects the types of cases James G. Onder handles, with a brief overview of what that area of law covers.

Car Accidents

Hurt in a car crash? Car accident lawyers fight insurance companies for fair compensation — free consult, no fee unless you win.

James G. Onder is one of 36,807 car accidents attorneys indexed nationally. Browse car accidents attorneys in Missouri →

Medical Malpractice

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

James G. Onder is one of 49,086 medical malpractice attorneys indexed nationally. Browse medical malpractice attorneys in Missouri →

Wrongful Death

James G. Onder 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.

James G. Onder is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Missouri →

Workers Compensation

Workers compensation lawyers help injured workers get medical care, lost wages, and disability benefits. Free consult, no fee unless you win.

James G. Onder is one of 55,389 workers comp attorneys indexed nationally. Browse workers comp 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 Webster Groves 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 Webster Groves or all attorneys in Missouri.

Frequently Asked

Common questions about James G. Onder

Where is James G. Onder's law office located?
James G. Onder's law practice is located in Webster Groves, Missouri. The firm is OnderLaw. You can contact the office directly through this profile page.
What practice areas does James G. Onder handle?
James G. Onder focuses on car accidents, medical malpractice, wrongful death, personal injury, workers comp. Each practice area listed reflects experience handling cases of that type in Missouri.
How long has James G. Onder practiced law?
James G. Onder has 38+ years of legal experience and has been licensed since 1988.
Where did James G. Onder go to law school?
James G. Onder earned their education at (J.D., 1988); (B.S.B.A., 1985).
How can I contact James G. Onder for a consultation?
You can contact James G. Onder 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 James G. Onder received?
James G. Onder's notable recognition includes: AV Preeminent.

Education

J.D.
Saint Louis University
- 1988
B.S.B.A.
Washington University School of Business
- 1985

Awards

AV Preeminent

Bar Admissions

Missouri
Admitted: 1988
Illinois
Admitted: 1989

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