Environmental Expert Witnesses

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Environmental expert witness candidates typically have expertise in environmental health, remediation, civil engineering, environmental engineering, and/or as a geologist. An environmental expert witness must not only have the appropriate substantive expertise but should also possess the ability to explain evidence to a judge and jury. In a high-profile case, or litigation involving a significant financial stake, a law firm may request an environmental professional with prior expert testimony experience. Expert witness services could include an environmental impact assessment, expert opinion, expert report preparation, depositions, and expert witness testimony at a trial. In addition, clients may seek a specialist for pre-litigation environmental consulting services. Cahn Litigation Services is often called upon to locate an expert witness to support environmental matters. Exemplary searches have compassed:

Cahn Litigation Services has the experience required to turn a search for an expert witness around quickly. History has shown that the firm consistently provides litigation support candidates for environmental issues with the perfect balance of expertise and testimony to support each specific project and its nuances.

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Environmental Expert Witness - Sample Bios

Please Note: All Cahn Litigation expert witness searches are customized to attorneys' precise specifications and preferences. Attorneys are encouraged to discuss search parameters with a Cahn search specialist.

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The below expert witness bios represent a small fraction of those Environmental experts known by Cahn Litigation Services. These bios are provided to give attorneys a sense of the Environmental landscape.


Expert Witness #256793

This expert earned a Masters of Science degree in Industrial Health and has many years of experience in environmental engineering, industrial hygiene and building materials exposure assessment, most recently as a Principal Scientist of Health Services. This expert directed several multi-million dollar environmental remediation projects, superfund and environmental site and public health investigations including some with high public profiles. This expert has been retained as an expert witness in class action toxic tort litigation support for industrial clients and has testified at a trial in defense of an oil refinery for a matter related to air quality impact from a large oil spill. This expert has a wealth of expert witness experience, including matters involving alleged chemical and biological exposure-related personal injury claims. This expert has provided deposition and testimony at trial.


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Expert Witness #256820

This expert earned a Masters of Science degree in Industrial Health and has many years of experience in environmental engineering, industrial hygiene and building materials exposure assessment. This expert directed several multimillion dollar environmental remediation projects, superfund and environmental site and public health investigations including some with high public profiles. This expert has been retained as an expert witness in class action toxic tort litigation support for industrial clients and has testified at trial in defense of an oil refinery for a matter related to air quality impact from a large oil spill. This expert has a wealth of expert witness experience, including matters involving alleged chemical and biological exposure-related personal injury claims. This expert has provided deposition and testimony at trial.


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Expert Witness #256817

This expert has many years of experience in environmental impact assessment and is currently Principal of an environmental consultancy focused on environmental science, engineering and forensic investigations. This expert has extensive experience with lawsuits in which alternative explanations, alternative sources, and confounder sources were critical to the outcome of the case. Such experience extends to litigations related to property damage, toxic tort, and medical monitoring. This expert has supported approximately 20 class action lawsuits (supporting both plaintiffs and defendants), which involved a range of contaminants: metals, petroleum hydrocarbons, chlorinated solvents, PCBs, Dioxins, carbon black, pesticides, particulate matter, and others. This expert has experience with the class certification process, weighing variables such as distance, exposure routes, concentrations, duration of residency of any claimant, specific health claims of any claimant, etc. This expert has also had much experience constructing Daubert challenges in an attempt to thwart plaintiff claims. This expert has deposition and testimony experience. This expert has also published about 60 professional publications and lectures.


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Expert Witness #256846

This expert earned a PhD in Environmental Engineering, and has been an adjunct and visiting professor and a guest lecturer. This expert heads a firm engaged in sustainability, environmental, remediation and health & safety services. This expert has a wealth of experience as an expert witness, including support provided in 5 environmental class actions. This expert has deposition and testimony experience. This expert has been a keynote speaker at conferences, has written a chapter, and has two patents.


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Expert Witness #260510

This expert holds a PhD in Environmental Health, is a Certified Industrial Hygienist (CIH) and a Certified Safety Professional (CSP), and brings to the table many years of comprehensive technical experience in the environmental health and safety field in both the public and private sectors. This expert serves as Founder and technical lead for a highly respected consultancy.

Specific areas of expertise include chemical exposure evaluation, indoor air quality, heat stress, chemical hygiene, hazard communication, health and safety training and management systems, and respiratory protection. This expert's experience includes designing, directing, and conducting industrial hygiene investigations and exposure assessments (over 5000 investigations conducted/managed), designing and overseeing asbestos abatement activities, designing and managing ventilation system installations, conducting general environmental and hazardous material site assessments.

This expert has given over five hundred seminars, with topics varying from health and safety management systems and liability issues, to general indoor air quality and mold. This expert has extensive prior litigation experience having been designated a state-recognized expert in hundreds of cases in the areas of industrial hygiene and indoor air quality, been deposed dozens of times, and testified successfully in both trials and arbitrations.


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Expert Witness #260710

This expert has worked for many years as a metallurgical engineer and environmental geochemist for mining and consulting companies. This expert has worked extensively on environmental and social issues related to mining. As an associate professor of an Institute of Mining Engineering, this expert's research and teaching topics are focused on different topics that lead to improve the image of mining and contribute for sustainable mining communities.

This expert has worked as an expert of a Global Mercury Project. This includes the implementation of Environmental and Health Assessment of mercury pollution in artisanal gold mining. The project also included the implementation of procedures to reduce mercury emissions and local fabrication of pieces of equipment to reduce exposure of miners to mercury vapors and increase gold recovery.


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Expert Witness #260732

This expert holds an MS and PhD in Environmental Engineering and a DSc in Mercury Emissions Control and brings to the table many years of engineering and management experience contracting with US federal agencies and various international organizations. This expert's background includes process/reaction engineering, technology feasibility evaluation, and experience with technology commercialization, providing an in-depth understanding of issues related to air pollution control/prevention technologies. This expert has published over 100 presentations and publications, co-authored seven U.S. patents, and has received scientific and technological achievement awards.

This expert has been technically involved with mercury R&D, as well as technology development and evaluation.


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Expert Witness #260569

This expert provides expert professional forensic medicine support services for all medicolegal issues in this expert’s specialties. As a medical expert, this expert has the requisite clinical experience and academic achievement to form an objective medical opinion to a reasonable degree of medical probability and certainty. This expert integrates clinical experience, hands-on clinical practice, knowledge of medicine, and scientific evidence to form an independent, objective opinion. This expert gathers relevant data which this expert then analyzes as part of the process of differential diagnosis to formulate an expert medical opinion. This expert’s opinion can then be communicated by written report, deposition, or courtroom testimony. This expert specializes in the Evaluation and Treatment of Cardiology; Hypertension; Nephrology; Pulmonary Disease; Environmental Toxic Illness such as leukemia, cancers, and sick building syndrome; Drug Toxicity and Standard of Care. This expert has extensive experience in providing expert medical opinion regarding the forensic, occupational, clinical, and environmental aspects of exposure to the following toxins, among others:

  • Gasoline
  • Diesel
  • Ammonia
  • Solvents
  • Lead
  • Asbestos
  • Molds
  • Latex
  • Pesticides
  • Herbicides

This expert provides medical record review for identification of meritorious/non-meritorious claims, negligence and review of prior medical records and medical history for relevance. This expert conducts a comprehensive review of the records, identifying the significant facts, data, and information, which allows this expert to provide an effective case evaluation and decision making.

This expert researches all of the medical literature currently available through on-line services and through this expert’s specialty electronic scientific library of many years of data, and access to some of the largest medical libraries in the world in order to provide scientific evidence which supports causation.

This expert has access to more than 50 web sites on toxicology and occupational medicine and has a full time researcher trained in the field updating this expert’s extensive scientific database, and a large support personnel for data research and assessment. As a fellow and member of scientific societies, this expert has access to cutting edge scientific research and frequently speaks to top national and international leaders in toxicology and medicine.

This expert provides reliable medical opinion concerning whether there is a link between the injurious exposure an individual has experienced and the medical conditions or symptoms which are being reported, and substantiates expert medical opinion with well-established and peer-reviewed scientific evidence and documentation. This expert provides professional deposition and court testimony which furnishes relevant scientific evidence to substantiate medical opinions.

This expert will provide case strategy: when industrial hygiene data are needed, when and what type of additional experts are warranted (i.e. epidemiology, oncology, etc.). This expert provides evaluation of publications authored by opposing expert, as well as preparation for depositions of the opposing experts either by presentation if pertinent, on-point questions, or intensive development of comprehensive product that draws from all data and facts available from records, literature, depositions, testimony and reports. Frequently this expert will provide papers authored by experts, contradicting their current testimony.


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Expert Witness #257104

This expert has many years of broad based experience as a real estate professional, including appraisal, physical condition assessments, environmental site assessments, construction, development, brokerage, property management and receivership. Prior to forming a firm, this expert was the Chief Operating Officer of a national full service commercial due diligence firm. Under this expert's direction, the firm provided appraisal, environmental, engineering and construction consultation on thousands for investment grade properties annually. This expert has extensive experience in appraisal, including unique properties such as a Nuclear power plant, and numerous trophy office buildings. This expert has been a guest lecturer and panel member on various appraisal and due diligence topics. In addition, this expert has been qualified as an expert witness in a State Supreme Court and in conjunction with arbitration proceedings.


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