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Ray Petrisek, MS, ASCP(MT)SM, HEM

Senior Infectious Disease Microbiologist

Raymond Petrisek serves as a senior microbiologist and infectious disease microbiologist at HP Environmental. He is certified by the American Society of Clinical Pathology (ASCP), both as a medical technologist (MT) and specialist in microbiology (SM).  

Ray has over 35 years of experience in medical and healthcare environmental management and environmental microbiology. Among his many responsibilities, he conducts numerous investigations including but not limited to indoor air quality investigations and assessments of water-damaged or mold-impacted building materials.

Master of Science in Medical Microbiology, Ohio State University
Bachelor of Science in Microbiology, Kent State University

I’m here to answer any questions you might have about our products and services. Feel free to contact me using any of the following methods:

Phone: (703) 471-4200

Prior to joining HP Environmental, Ray was Director of Immunopathology and Chief of Microbiology for a major reference medical laboratory. Between 1987 and 1992, Ray founded and ran Sunwood Development Corporation, where he successfully designed and constructed innovative homes of distinction.  

In 1993, Ray joined HPE in the position as Senior Microbiologist where he consults on indoor air quality (IAQ) assessments and reviews scientific data dealing with human exposure to biohazards. He has conducted countless investigations of biocontamination and water damaged buildings and water systems. Ray is a member of the American Academy of Allergy and Immunology, American Academy of Microbiology, American Industrial Hygiene Association (AIHA), American Society of Microbiology and the International Association for Aerobiology.

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