Jonathan R. Waldron

Jonathan Waldron represents corporate clients and individuals in complex matters involving environmental litigation, construction and business litigation, and insurance recovery on behalf of insureds. He defends environmental claims, handles allocation matters, and initiates contribution actions for cost recovery associated with remediation of Superfund and other pollution sites involving polychlorinated biphenyls (PCBs), hydrocarbons, benzene, lead and various other chemicals and heavy metals. Additionally, Jonathan is well-versed in handling matters involving product pipeline releases and hydrocarbon contamination of soil and groundwater stemming from historical oil refinery and/or petrochemical operations. His business litigation matters include disputes concerning renewable biofuels and matters involving large construction projects with design and construction defects. He has also successfully represented insureds to obtain coverage in insurance actions and successfully prosecuted claims of vexatious refusal to pay to recover penalties and attorneys’ fees against the insurance company.

Jonathan uses his broad experience in environmental, toxic tort, business litigation, and insurance recovery matters to strategically represent his clients’ legal and business interests. He has represented major corporations, privately-held companies, public agencies and individuals in state and federal courts throughout the United States, including in the Southern District of Illinois where he served two years as a federal law clerk to United States Magistrate Judge Donald G. Wilkerson.

Representative Matters

  • Counsel for oil company and petroleum pipeline owner blamed for gasoline leaks in Hartford, Illinois. Involves both an allocation matter and state-court contribution action over clean-up costs associated with millions of gallons of refined hydrocarbon products present on the water table beneath the Village of Hartford and a similar plume beneath a nearby oil refinery.
  • Obtained coverage and award of attorney’s fees for client in an insurance recovery action against insurance company in a fire case after a seven-day federal jury trial.
  • Successfully prosecuted civil fraud action in federal jury trial that resulted in an award of punitive damages for client.
  • Counseled a Fortune 500 company in a case involving personal injury claims of childhood exposure to lead from the lead smelter in Herculaneum, Mo.
  • Defended a manufacturer in consolidated actions brought by former hardwood floor refinishers alleging personal injuries from occupational solvent exposure.
  • Defended the Federal Emergency Management Agency (FEMA) in a federal multi-district litigation action brought by more than 30,000 individual plaintiffs collectively seeking billions of dollars in damages for personal injuries allegedly caused by exposure to formaldehyde while living in government-issued trailers following Hurricane Katrina. All claims were dismissed against the United States without liability or settlement.
  • Defended the U.S. Bureau of Land Management (BLM) in federal court against claims by more than 100 Idaho farmers alleging the BLM negligently caused more than $100 million in crop damage and reduced future-year yields through its application of an herbicide to nearby federal rangelands. On appeal, the U.S. Court of Appeals, Ninth Circuit, reversed the district court and dismissed the case against the BLM finding no subject-matter jurisdiction.

Court Memberships

  • Illinois
  • Missouri
  • U.S. District Court for the Eastern District of Missouri
  • U.S. District Court for the Southern District of Illinois


  • Pro Bono Wall of Fame, The Missouri Bar, 2015, 2016
  • U.S. Department of Justice, Special Commendation from the Deputy Attorney General of the Civil Division, 2010, 2011
  • Phi Beta Kappa

Professional Affiliations

  • American Bar Association, Section of Litigation, Member 
  • Down Syndrome Association of Greater St. Louis, Executive Board of Directors 
  • The Missouri Bar, Member
Photo of Jonathan R. Waldron
  • St. Louis

    7701 Forsyth Boulevard
    Suite 500
    Clayton, MO 63105
F: 314.613.2801


Pam Wiley


University of Missouri-Columbia School of Law, J.D., 2006

Saint Louis University, B.A., 2003