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Our Team

Corbin McGriffE. Corbin McGriff, Ph.D., P.E., has served in many areas of the environmental engineering field for over 30 years.  He has been President and Director of Operations of two environmental consulting firms in Mississippi and has worked extensively throughout the environmental engineering field on a broad range of projects that include governmental, industry, and private enterprise.  Dr. McGriff has a Ph.D., in Environmental Health Engineering, and BS and MS in Civil Engineering with emphasis in Environmental Engineering and Fluid Mechanics.  His professional experience includes teaching and conducting research at the university level.  He was Assistant Professor of Environmental Engineering at Mississippi State University, Research Associate of Environmental Engineering at the University of Kansas, and Assistant Professor of Civil Engineering at The Citadel, Charleston, South Carolina.  Since leaving academics, Dr. McGriff has been active in the environmental consulting field throughout the southeastern United States.  His area of specialty includes environmental auditing, environmental assessments and impact statements (NEPA), and innovative contamination investigations and corrective action systems design.  As a Registered Professional Engineer, Dr. McGriff is the Project Director of all HAZCLEAN projects and has overall project authority.  He provides all communications to the client and coordinates all activities required by the project specification.   

Joseph DrapalaJoseph M. Drapala, CIH, CHMM, CIEC, is a Certified Industrial Hygienist (CIH), Certified Hazardous Materials Manager (CHMM), Certified Indoor Environmental Consultant (CIEC) and a Certified Microbial Consultant (CMC). Mr. Drapala has a BS in Mechanical Engineering and has over 18 years of experience in indoor air quality investigations, remediation and renovation designs. He has conducted investigations for federal, state, and local governmental agencies, institutions of higher learning, and private concerns, as well as AHERA Inspections and planning management for various school districts throughout the southeast.  Additionally, Mr. Drapala provides expert witness and assistance for trial preparation to attorneys involving indoor air quality (IAQ) and industrial hygiene (IH) litigation.  He has written articles and materials for IAQ education seminars with emphasis on molds and bio aerosol exposures.

Jack E. Daugherty, PE, CIH has over 40 years of environmental and occupational safety and health management experience, ranging from military service to private consulting for a wide range of industries.  Mr. Daugherty has a BS and MS in Chemical Engineering.   In addition to his academic credentials, Mr. Daugherty is a licensed engineer in Mississippi and a Certified Industrial Hygienist (CIH) by the American Board of Industrial Hygiene.  Mr. Daugherty is also a well-respected author of three books on environmental issues and a contributor of chapters and articles to several publications.  His area of specialty is the scientific and engineering investigation of physical and chemical impacts on the environment, indoors or outdoors, with an emphasis on process safety. He has assessed such hazards as noise, vibration, ionizing and nonionizing radiation, airborne pollutants, waterborne pollutants and soil contaminants. He has also provided corrective action systems design and troubleshooting.

 

 
 




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