Onder Law Firm | Webster Groves Mass Tort Product Liability Law Firm

Onder Law Firm

To obtain the maximum amount of compensation for your serious personal injury or wrongful death claim, you need the advocacy and support of a law firm responsible for securing over $3 billion in settlements and awards.

At Onder Law in St. Louis, Missouri, we have achieved this level of success through our unrelenting pursuit of justice and our decades of experience fighting on behalf of the rights and entitlements of those we serve. Going over and beyond what our clients expect, we treat all who come to us with the compassion and respect they deserve as we strive to help them through a very difficult and uncertain time in their lives.

A local law firm staffed by a team of dedicated professionals who are natives of the St. Louis area, we serve clients throughout Missouri and across the nation, delivering the top-notch counsel and effective advocacy they need for their claims resulting from motor vehicle accidents, defective products, dangerous drugs and other acts of negligence.

Serving as counsel in a number of class action and mass tort liability cases, we have secured $110 million and $300 million verdicts on behalf of those who contracted ovarian cancer as a result of their using talcum powder as well as restitution for those suffering from exposure to the weed killer Roundup.

Recognized for our success handling highly complex cases and our exceptional trial skills and unmatched professionalism, our law firm holds an AV Preeminent peer review rating* from Martindale-Hubbell, and our attorneys are regarded as some of the top personal injury lawyers in the country.

For more information on how Onder Law can best serve you and your family in your time of need, we invite you to contact our law office or visit our website to schedule a free initial consultation.

*AV®, AV Preeminent®, Martindale-Hubbell Distinguished and Martindale-Hubbell Notable are certification marks used under license in accordance with the Martindale-Hubbell certification procedures, standards and policies. Martindale-Hubbell® is the facilitator of a peer review rating process. Ratings reflect the anonymous opinions of members of the bar and the judiciary. Martindale-Hubbell® Peer Review Rating™ fall into two categories – legal ability and general ethical standards.


Practice Areas

  • Mass Tort Product Liability
  • Dangerous Drug Product Liabilities
  • Johnson & Johnson Baby Powder
  • Johnson & Johnson Talcum Powder
  • Monsanto weed killer RoundUp
  • Glysophatet



  • Berns, Mark E.
  • Blair, W. Wylie
  • DeWitt, Cathleen
  • Guerra, Gerardo L
  • O’Grady, Matthew P.
  • Onder, James G.
  • Rados, Stephanie
  • Rochman, Jesse


Onder Law Firm Address, Contact Number, Phone and Other Details


110 East Lockwood Ave

Ste 2

Webster Groves, MO 63119- 3049


  •  800-701-8291

Offers Free Initial Consultation


Office Hours

Mon-Fri 9:00 am -5:00 pm CST with 24-hour call center


  • http://www.OnderLaw.com

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  • Monday09:00 AM - 05:00 PM
  • Tuesday09:00 AM - 05:00 PM
  • Wednesday09:00 AM - 05:00 PM
  • Thursday09:00 AM - 05:00 PM
  • Friday09:00 AM - 05:00 PM

Additional Details

  • Offers Free Initial Consultation:Yes