John, Jack, McCants - Maron Marvel - Mississippi Toxic Tort & Asbestos Defense Litigation Lawyer - Maron Marvel

Jack McCants represents numerous clients in general litigation, product liability, and toxic tort matters throughout the United States. 

Jack has considerable experience defending general product liability, personal injuries, construction contract formation and project representation (all phases), construction defect litigation, toxic tort, and pharmaceutical matters. He serves clients by handling a wide range of tasks, from local day-to-day case management and motion practice to coordinating complex litigation strategies within a collective client docket as regional and national counsel. Jack has successfully litigated thousands of claims alleging asbestos, PCB, and welding rod fume exposure in some of the most high-risk jurisdictions in the country. His background in toxicology and his diverse toxic tort experience allow him to consistently provide innovative tactical insight, effective implementation of cost-efficient strategies, and successful solutions to his client’s complex problems. Jack previously served as Judicial Clerk to the Honorable James E. Thomas, Mississippi Court of Appeals. He is also an Adjunct Professor with the Mississippi College School of Law.



United States Court of Appeals for the Fifth Circuit
United States District Court for the Middle District of Tennessee
United States District Court for the Western District of Tennessee
United States Supreme Court

Additional Practice Experience

Chemical and Mold Exposure

Agricultural Law – Chemical Exposure and Herbicide Spray Drift.



Professional Recognition

Martindale-Hubbell® Preeminent AV™ Peer Review Rated

Included in the 2020 – 2022 editions of The Best Lawyers in America® for Product Liability Litigation – Defendants

Included in the 2016 – 2022 editions of The Best Lawyers in America® for Mass Tort Litigation / Class Actions – Defendants

Organizations/Committee Memberships

American Bar Association

Capital Area Bar Association

Charles Clark Chapter of American Inns of Court, Barrister

Defense Research Institute (DRI)

The Mississippi Bar

The National Forum of Environmental & Toxic Tort Issues

Tennessee Bar Association

Society of Toxicology

Society of Environmental Toxicology and Chemistry

Published Articles/Speaking Engagements
  • Speaker, “Emerging Challenges Litigating Asbestos Lung Cancer Cases,” Perrin Conferences – National Asbestos Litigation Conference (September 14, 2022, Charleston, SC)
  • Speaker, “Verdict and Bankruptcy Trusts Update,” 2021 Defense Lawyers Asbestos Symposium, DRI, (November 3, 2021, New Orleans, LA)
  • Speaker, “National Trends Driving Asbestos Litigation,” Perrin Conferences, National Asbestos Litigation Conference (September 27, 2021, San Francisco, CA)
  • Speaker, Overview of Agricultural Environmental Litigation,” Perrin Conferences – Environmental Risk and Litigation Conference (June 12, 2018, New York, NY)
Bar and Admissions



University of Mississippi School of Law (J.D. in Toxicology M.S. Program)

Northeast Louisiana University (B.S., cum laude)