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+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.
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Professional Licenses
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.