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Paul E Rosenfeld Ph.D.

Principal Forensic Environmental Chemist

Santa Monica, California
Forensic Environmental Chemistry – Air Dispersion Modeling, Exposure Assessment, and Hazardous Pollutants

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Professional Summary

Paul E Rosenfeld Ph.D. is a forensic environmental chemist expert specializing in chemical fate and transport, risk-dose assessment, and air dispersion modeling. With a career spanning exposure assessment, historical dose reconstruction, and environmental forensics, he brings a multidisciplinary scientific framework to litigation work. His work centers on investigating environmental contamination, assessing exposure pathways, and evaluating whether regulatory compliance was met.

Dr. Rosenfeld has been retained in numerous expert witness and consulting engagements nationwide, involving environmental contamination, asbestos exposure, and air emissions cases. His Ph.D. in Soil Chemistry from the University of Washington, along with HAZWOPER certification, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving hazardous pollutants and human-health risk.

Work Experience

RoseyFields LLC — Principal and Founder | 2025–Present Soil Water Air Protection Enterprise (SWAPE) — Principal and Founding Partner | 2003–2025 UCLA School of Public Health — Lecturer | 2007–2011 UCLA School of Public Health — Adjunct Professor | 2003–2006 UCLA Environmental Science and Engineering Program — Doctoral Intern Coordinator | 2002–2004 UCLA Institute of the Environment — Research Associate | 2001–2002 Komex H2O Science — Senior Remediation Scientist | 2001–2003 National Groundwater Association — Lecturer | 2002–2004 San Diego State University — Adjunct Professor | 1999–2001 Anteon Corp. — Remediation Project Manager | 2000–2001 Ogden (now Amec) — Remediation Project Manager | 2000 Bechtel — Risk Assessor | 1999–2000 King County — Scientist | 1996–1999 James River Corp. — Scientist | 1995–1996 Big Creek Lumber — Scientist | 1995 Plumas Corp. and USFS — Scientist | 1993–1995 Peace Corps and World Wildlife Fund — Scientist | 1991–1993

Expert Intelligence

AI-Generated AnalysisBased on public information

Best Descriptor

Dr. Paul Rosenfeld is a leading expert in environmental forensics and exposure assessment, specializing in asbestos and hazardous pollutants.

Best Use Cases

  • 1expert testimony in environmental contamination cases
  • 2risk assessment for hazardous materials
  • 3consultation on air quality and emissions

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Education

  • Ph.D. in Soil Chemistry

    University of Washington · 1999

  • M.S. in Environmental Science

    U.C. Berkeley · 1995

  • B.A. in Environmental Studies

    U.C. Santa Barbara · 1991

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