John Peiserich, Esq.

J.S. Held’s Inaugural Global Risk Report Examines Potential Business Risks & Opportunities in 2024

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John Peiserich

Executive Vice President | Environmental, Health & Safety Practice Lead


+1 504 360 8373 (Office)
+1 501 831 6744 (Mobile)
365 Canal St, Suite 2760
New Orleans, Louisiana 70130

John Peiserich specializes in environmental risk and compliance. With over 30 years of experience, John provides consulting and expert services for heavy industry and law firms throughout the country with a focus on Oil & Gas, Energy, and Public Utilities, including serving as an expert witness in arbitration proceedings and in state and federal courts. He has extensive experience evaluating the risk associated with potential and ongoing compliance obligations, developing strategies around those obligations, and working to implement a client-focused compliance strategy. John has appointments as an Independent Monitor through EPA’s Suspension and Debarment Program. John routinely supports clients in a forward-facing role for rulemaking and legislative issues involving energy, environmental, Oil & Gas, and related issues. Throughout his career, John has been engaged in both domestic and international projects by clients in the manufacturing, chemical, power, oil & gas, and public sectors.

In his role at J.S. Held, John leads the firm’s Environmental, Health & Safety practice, with expertise spanning EHS & ESG digital solutions; energy and environmental advisory; health sciences; industrial hygiene and the built environment; and liability assessment, management, and remediation.

He is a frequent author and prolific public speaker on environmental topics, and was a contributor to J.S. Held's 2024 Global Risk Report.

Key Expertise

  • Risk & Compliance
  • Oil & Gas
  • Mass & Toxic Torts
  • Natural Resources
  • Federal, State & Local Permitting
  • Agency & Rulemaking Advocacy

Professional Licenses

  • Arkansas Bar Association
  • The State Bar of Texas
  • U.S. Court of Appeals 8th Circuit
  • U.S. District Court Eastern District of Arkansas
  • U.S. District Court Western District of Arkansas
  • U.S. District Court, Eastern District of Wisconsin

J.S. Held is recognized as an ENR Top 200 Environmental Consulting Firm and industry leader in the Verdantix Green Quadrant for Sustainability & ESG Consulting.

Insights by John Peiserich

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Crosscurrents: The SEC’s Standardized Climate-Related Disclosures as Adopted
Impacts of the SEC’s new climate disclosures rule, including who is covered, compliance dates, how disclosures must be made, and...
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Energy Consumption Analysis: The Impact on Insurance Claims During Extreme Weather Events
This article examines the relationship between energy consumption patterns, extreme weather conditions, and the surge in insurance claims as a...
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