
PhD, MSPH, CIH
Founding Partner · HC3
Dr. David Krause
PhD, MSPH, CIH - Founder and President
Toxicology and Industrial Hygiene
For more than 25 years, Dr. David Krause (PhD, MSPH, CIH) has investigated chemical and microbial exposures across healthcare, hospitality, industrial, and public-sector environments. As HC3’s founding partner, he brings toxicology, industrial hygiene, Legionnaires’ disease outbreak response, and expert witness experience to complex client emergencies nationwide.
Career narrative
Professional Background
Experience, credentials, and client impact
For over 25 years, Dr. David Krause has used his expertise in toxicology, industrial hygiene, environmental and occupational health, and indoor air quality to investigate exposures to microbes and chemicals in health care facilities, hotels, airports, industrial and manufacturing operations, and other institutions such as schools, government buildings, and multifamily dwellings.
He received a Doctorate in Environmental and Occupational Health and a Masters of Science in Public Health from the University of South Florida. He is a nationally recognized expert in occupational and environmental risk assessments, workplace exposures, workplace fatality investigations, health care facilities, Legionnaires’ Disease Outbreak Response, cooling tower assessment and inspections, combustion products, flame retardants, irritant chemical exposures, indoor air quality, and mold.
Dr. Krause is the founder and principal Toxicologist for HealthCare Consulting and Contracting (HC3) in Tallahassee, Florida. His experience as a Public Health State Toxicologist, Certified Industrial Hygienist, and testifying expert witness brings a unique perspective to client issues and emergencies.
He has extensive experience serving as a scientific expert witness in legal proceedings, depositions, and trial testimony in state and federal courts. While serving as the State of Florida’s Public Health Toxicologist, he testified before the US Senate Committee on Commerce, Science and Transportation on the emerging issue of Chinese Drywall.
He is currently developing guidance on control measures to reduce risks of contracting CoVID-19 in the workplace, and guidance on ventilation and cleaning procedures to reduce the risk of COVID-19
Licensed Mold AssessorFlorida Department of Business and Professional Regulation,No. MRSA482.
Certified Industrial Hygienist(CIH),American Board of Industrial Hygiene,No. 16442.
40‐Hour HAZWOPER Certified
Ph.D., Environmental & Occupational Health, Univ. of South Florida, Tampa, Florida, 2005.
MSPH, Master of Science in Public Health (Toxicology), Univ. of South Florida, Tampa, Florida 1999
B.S., Biological Sciences, Florida State University, Tallahassee, Florida 1989
Qualifications
Credentials & Background
Licensed Mold Assessor Florida Department of Business and Professional Regulation
No. MRSA482.
Certified Industrial Hygienist
CIH), American Board of Industrial Hygiene, No. 16442.
40‐Hour HAZWOPER Certified
“Working with Public Health Agencies is an essential aspect of all disease outbreak responses. Bridging the gap between health, public policy, and private properties is a large part of what we do.”
Areas of Expertise
Industries & Environments Served
Our expertise lies in identifying, analyzing, and managing chemical, biological, and physical exposures in workplaces and communities. With a team of professionals boasting over six decades of combined experience, we utilize multidisciplinary methods to address and mitigate workplace hazards effectively.
Frequently Asked Questions
Schedule a Consultation
Connect with HC3's industrial hygiene experts for Legionella risk assessment, exposure consulting, litigation support, and MICA Advance guidance.



