Piotr Chmielinski
President, Chief Executive Officer
Piotr Chmielinski is a Board Certified Industrial Hygienist (CIH) with more than 25 years of experience. He is certified by the…
Hugh Granger
Consulting Toxicologist
Hugh Granger has practiced and conducted research in the areas of clinical, forensic and regulatory toxicology for more than 25…
Brent Sharrer
Director of Industrial Hygiene
Brent Sharrer is a Board Certified Industrial Hygienist (CIH) and Director of the Industrial Hygiene division at HPE. Brent has…
Kent Campbell
Director of Site Assessment, Monitoring & Compliance
Kent Campbell is a Certified Professional Geologist (CPG) and the Director of Site Assessment, Monitoring & Compliance Division at HP…
Jonathon Hall
Director of Environmental Microbiology
Jonathon Hall is the Director of Environmental Microbiology and a Board Certified Industrial Hygienist (CIH) with over 10 years of…
William Kilpatrick
Director of Building Science
Bill Kilpatrick serves as HPE's Director of Building Science services. His work experience covers a wide range of disciplines over…
Ray Petrisek
Senior Microbiologist
Raymond Petrisek serves as a senior microbiologist and infectious disease microbiologist at HP Environmental. He is certified by the American…
Jason Edwards
Senior Project Manager, Industrial Hygiene
Jason Edwards serves as Senior Project Manager in HPE's Industrial Hygiene division. He is responsible for managing and conducting environmental…
Katherine Nelson
Assistant to the Director of Industrial Hygiene
Katherine Nelson has held the position of Assistant to the Director of Industrial Hygiene at HP Environmental since joining in…
Alex Smalley
Assistant Project Manager, Industrial Hygiene
Alex Smalley holds the title of Assistant Project Manager at HP Environmental. He has practiced multiple facets of industrial hygiene…
Jesse Sanders
Geologist, Site Assessment Assistant
Jesse Sanders is a professionally trained geochemist and environmental consultant with five years of experience in environmental consulting and engineering…