Provides Testimony In

Toxic, Hazardous Materials, Retrospective Toxic Chemical Exposure Assessment, Chemical Risk Assessment, Environmental Contamination, Assessment Of Indoor Mold Contamination, Air Sampling, Indoor Environmental Quality, Workers Compensation Claims, Household Chemical Accidents, Pesticides, Cleaners, Disinfectants, Cosmetics, Chemical Hazard Communication, Labeling Hazardous Materials, Chemical Flammability, Explosions,


University of Hawaii, Ph.D., 1973 – CHEMISTRY

University of Michigan, M. S., 1969 – ENVIRONMENTAL HEALTH

University of Toledo, B.S., 1968 – CHEMISTRY



Certified Industrial Hygienist, Chemical Aspects, Certification Number 3304, American Board of Industrial Hygiene (Retired)


Results oriented environmental scientist with over 30 years of experience providing consultation and litigation support in the fields of, industrial hygiene, retrospective toxic exposure assessment, indoor air quality, indoor mold contamination, hazardous consumer and industrial products, chemical hazard communication, labeling of hazardous materials and environmental compliance. Provided expert witness testimony in over 300 depositions and over 50 state superior court cases.



Airquest Environmental, Inc., (2014 – present) Fort Lauderdale, FL

Title:  Adjunct Senior Project Consultant

  • Industrial Hygiene data analysis and report preparation
  • Risk assessments of processes utilizing hazardous and/or toxic chemicals
  • Indoor environmental quality assessments
  • Retrospective toxic exposure assessments
  • Expert witness testimony


Expert Company & Associates, (1997-2014) Newport Beach, CA

Title: CEO and Senior Consultant

  • Clients include attorneys, insurance companies, industrial and commercial entities
  • Conducted retrospective toxic chemical exposure assessments for litigation involving chronic and acute chemical and/or mold exposures in domestic, commercial and industrial environments
  • Analyzed and assessed accidents involving consumer and industrial products
  • Provided risk assessment of residential and commercial buildings involved in construction defect litigation where alleged water intrusion defects resulted in suspect mold growth
  • Conducted indoor air quality assessments of large commercial office buildings
  • Investigated worker compensation claims involving toxic exposure allegation for a variety of airborne contaminants in diverse industrial and commercial environments
  • Provided expert witness testimony in depositions and trials


Truesdail Laboratories, Inc., (1980 -1997) Tustin, CA

Title: Senior Chemist

  • Clients included attorneys, insurance companies, industrial and commercial entities
  • Developed labels and Material Safety Data Sheets (MSDS) for a variety of consumer and industrial products
  • Assisted clients in the development of compliance programs to meet the requirements of the Consumer Product Safety Commission (CPSC), Environmental Protection Agency (EPA), Toxic Substances Control Act (TSCA) and the Occupational Health and Safety Administration (OSHA)
  • Developed and conducted employee exposure monitoring programs for a variety of airborne contaminants in diverse industrial environments
  • Analyzed and assessed accidents involving consumer, industrial and commercial products
  • Assisted clients in compliance with government agencies such as the Consumer Product Safety Commission (CPSC), Environmental Protection Agency (EPA) and Occupational Safety and Health Administration (OSHA)
  • Managed asbestos abatement activities to ensure compliance with OSHA and EPA’s National Emission Standards for Hazardous Air Pollutants (NESHAP) regulations
  • Developed in house chemical hazard communication programs
  • Conducted employee training seminars pertaining to chemical hazards
  • Provided expert witness testimony in depositions and trials


Herriott Plating Company, Inc., (1978 – 1980) Burbank, CA

Title: General Manager

  • Supervised 50 production workers in electroplating, anodizing and chemical conversion coating processes.
  • Developed an in house quality control laboratory resulting in reduced overhead cost and increased efficiency and productivity
  • Assisted in the design and development of a new improved hard anodize production line that increased total gross volume by 15%
  • Responsible for the management of hazardous waste for compliance with state and local environmental agencies
  • Responsible for compliance with state and federal OSHA regulations


Honolulu Community College, (1973 – 1978) Honolulu, HI

Title: Tenured Professor

  • Taught courses in general chemistry and analytical chemistry for science and engineering students intending to transfer to a Baccalaureate program
  • Developed and taught a transfer level chemistry course tailored for non science majors
  • Developed and taught a chemistry course tailored for students enrolled in occupational Cosmetic Science program
  • Developed and taught an analytical chemistry course tailored for continuing education students employed in the Wastewater Treatment field


Owens Illinois, Inc. – Technical Center (1966-1968) Toledo, OH

Title: Laboratory Technician-Analytical Lab

  • Conducted wet organic chemical analysis and instrumental analysis including infrared spectroscopy, UV spectroscopy and gas chromatography
  • Assisted in the development of novel analytical procedures to meet requirements and challenges of servicing the fundamental research department.


American Chemical Society

American Industrial Hygiene Association

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