Michael A. Gross

Top rated Appellate attorney in Clayton, Missouri

Michael Gross Law Office
Michael A. Gross
Michael Gross Law Office

Practice Areas: Appellate; view more

Licensed in Missouri since: 1972

Education: The University of Michigan Law School

Selected to Super Lawyers: 2009 - 2023

Michael Gross Law Office

6350 Clayton Rd
Unit 306
Clayton, MO 63117 Visit website


Michael Gross focuses his practice in large part on appellate work in federal and state courts. He has represented clients in every Missouri appellate court as well as the federal appellate courts for the 2nd, 6th, 7th, 8th, 9th, and 10th Circuits, and the United States Supreme Court. 

Mr. Gross regularly consults with trial attorneys, giving them assistance in identifying issues in their own and their adversaries’ cases, writing briefs for dispositive motions, shaping issues and arguments in anticipation mediation, and writing briefs or position statements to influence the outcome of mediation.

The cases that Mr. Gross has handled at the appellate level have included mass torts, merger and acquisition disputes, legal and medical malpractice, complex custody and high asset family law, other business disputes and product liability. He represented many individuals convicted of white collar crimes, drug trafficking, and murder. Most of this work has come through referrals from the trial attorneys who appreciate  his appellate skills. This is evident from the honors that they have bestowed upon Mr. Gross. He is AV Preeminent peer-review rated,* the highest rating, through Martindale-Hubbell and holds a “Superb” peer-review rating on Avvo. In addition, Mr. Gross has been selected for inclusion on the Best Lawyers in America list.

*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


Focus areas


  • 100% Appellate

First Admitted: 1972, Missouri

Professional Webpage: https://www.grossbriefs.com/about/mgross/

Bar/Professional Activity:
  • Missouri, The Missouri Bar
  • Arizona, State Bar of Arizona
Scholarly Lectures/Writings:
  • Frequent speaker on appellate topics at continuing legal education programs.  During 2011:  lecturer, "Nuts & Bolts of Handling a Federal Appeal," Missouri Bar seminar "Nuts & Bolts of Appellate Practice 2011," at St. Louis, Kansas City, and Springfield programs.
Educational Background:
  • B.J., Missouri University School of Journalism, 1969
  • Robert Duncan Award for Appellate Excellence, Missouri Association of Criminal Defense Lawyers, 2006
  • Extraordinary Volunteer Service as Defender of Civil Liberties, American Civil Liberties Union, 2008
Industry Groups:
  • Appellate

Office location for Michael A. Gross

6350 Clayton Rd
Unit 306
Clayton, MO 63117

Phone: 314-475-2453

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