Products Liability

Mark A. Prost

Shareholder in St. Louis, MO

Mark has a broad range of litigation and trial experience in defending manufacturers of pharmaceutical and medical products, toxic torts, transportation products, children’s products and construction products.

Chair of the firm's Toxic Tort Team
Recognized by Best Lawyers in America
Published author and lecturer at national Toxic Tort seminars

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Mark A. Prost

Shareholder in St. Louis, MO

Mark Prost is a litigation partner in Sandberg Phoenix’s Products Liability practice group where he is head of the firm’s Toxic Tort team. He has been with the firm since 2000, a partner since 2006, and actively defends cases in Missouri, Illinois and Kansas. Mark has a broad range of litigation and trial experience in defending manufacturers of pharmaceutical and medical products (talc/ovarian cancer, opioids, transvaginal mesh), toxic torts (asbestos, lead, benzene, welding fumes, etc.), transportation products (railroad, automotive, aviation, trucking, etc.), children’s products and construction products.

In 2019, Mark served as a Faculty Member for the Trial Academy for the International Association of Defense Counsel at Stanford University Law School. Mark is also a published author and frequent lecturer at national Toxic Tort seminars, has served for several years as Vice Chair for the ABA’s Toxic Tort and Environmental Law Committee and is former Editor of the ABA’s Toxic Tort Newsletter. Mark also has successful appellate experience before the Missouri Court of Appeals, Missouri Supreme Court, and the United States Court of Appeals for the Seventh and Eighth Circuits.

Mark has jury trial experience in several high-profile, multi-million dollar exposure cases. In 2016 and 2017, Mark served as local trial counsel for a raw material supplier in six separate ovarian cancer talc trials in St. Louis, helping his client obtain three defense verdicts, a mistrial, and two other verdicts where his client was found liable for only 10% and 1% of compensatory damages.

In May 2018, Mark defended a prominent St. Louis business in a premises liability jury trial involving over $2 million in alleged personal injury damages where the jury only apportioned a small percentage of liability to defendant resulting in an award of only $30,000. In March 2012, Mark won a defense verdict while defending Union Pacific Railroad and Harsco Corporation in the jury trial of Burbridge v. Harsco Corporation, et al., a case involving a train conductor alleging permanent eye injuries from a train accident. Mark also successfully argued and defended the verdict before the Missouri Court of Appeals. (Burbridge v. Harsco, et al., 413 S.W.3d 649 (2013)).