Expert Details

Expert in Environmental Site Assessment; Soil and Groundwater Contamination; Site Cleanup Appraisal; Environmental Forensics

Expert ID: 729490 California, USA

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Expert has over 27 years’ experience providing environmental consulting and expert services to commercial, industrial, municipal, and legal clients. He has conducted environmental site assessments, hydrogeological investigations, hazardous materials audits, pollution evaluations, and historical contamination reconstructions at a wide variety of sites ranging from agricultural properties to heavy industrial facilities to chemical manufacturing plants. Expert has extensive experience evaluating the nature and extent of environmental contamination associated with petroleum hydrocarbons, heavy metals, chlorinated solvents, pesticides, polychlorinated biphenyls (PCBs), methyl tert-butyl ether (MTBE), and other pollutants such as perchlorate, 1,4-dioxane, 1,2,3-trichloropropane, and per- and poly-fluoroalkyl substances (PFAS). In recent years, he has served as a consulting or testifying expert on several large environmental cases to support clients on class action certification, mediation proceedings, and settlements.

Expert has extensive expertise in the research, acquisition and review of historical publications, regulatory case file documents, historical photography, and other archival materials used for case development and establishing causation. He regularly serves as a consulting expert, data wrangler, and technical support specialist for attorneys and other expert witnesses on complex environmental litigation. In addition, he is an expert on the evaluation and appraisal of environmental site investigations and remedial actions performed by third-parties and has testified on matters concerning standard of care. He has extensive experience in evaluating historical industrial processes and activities that led to releases and developing historical pollution assessments. Expert also provides extensive technical assistance to clients for developing and managing environmental databases, geographic information systems, custom software applications, and demonstrative graphics and exhibits for mediation and trial purposes.

Expert may consult nationally and internationally, and is also local to the following cities: Los Angeles, California - Long Beach, California - Santa Ana, California - Anaheim, California - Riverside, California - Bakersfield, California - Glendale, California - Huntington Beach, California - San Bernardino, California - Oxnard, California

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Year Degree Subject Institution
Year: 1993 Degree: B.A. Subject: Geology Institution: University of Colorado at Boulder

Work History

Years Employer Title Department Responsibilities
Years: 2003 to Present Employer: Undisclosed Title: Principal Geologist/Partner Department: Responsibilities: Serve as a consulting expert for legal clients on a wide variety of cases ranging from soil and groundwater contamination to air pollution impacts from industrial sources. Serve as a testifying expert on cases involving environmental site assessment, historical pollution incidents, and appraisal of environmental investigations by third parties.
Years: 2001 to 2003 Employer: Komex H2O Science, Inc. Title: Senior Geologist Department: Responsibilities: Performed environmental site assessments and litigation support projects for various clients, including municipalities, industries, developers, and legal clients.
Years: 1994 to 2001 Employer: Erler & Kalinowski, Inc. Title: Staff/Senior Geologist Department: Responsibilities: Performed environmental site assessments and litigation support projects for various clients, including municipalities, industries, developers, and legal clients.

Career Accomplishments

Licenses / Certifications
California P.G., Issued 2003, Expires 2022.

Additional Experience

Expert Witness Experience
Expert provides consulting expert and testifying expert services on environmental litigation projects. He has provided consulting services to legal clients on complex environmental litigation for over 15 years. He has expertise performing data and documents management for cases, data analysis, and developing demonstrative evidence graphics for litigation. Examples include:

1). Provided expert opinions concerning soil and groundwater contamination of Plaintiff’s property by methyl tert-butyl ether (MTBE) and failure of Defendant to properly assess and re-mediate the subject property in a timely manner in accordance with professional care and in response to early knowledge of the contamination. Testified in deposition. Testimony resulted in a favorable settlement for Plaintiffs prior to trial.
2.) Provided consulting expert services. Performed extensive data and document acquisition and review. Interpreted subsurface oil reservoirs, oil well construction, and interpretation of oil field gas migration. Developed demonstrative evidence graphics for multiple testifying experts. Testified in deposition.
Other Relevant Experience
Expert is an expert in the evaluation of aerial photography, maps and geospatial data. He has expertise in the preparation of demonstrative evidence graphics for mediation and trial.

Fields of Expertise

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