When You Are in a Hurry and Looking for Just the Right Expert Witness to Win Your Case.

Engineer Mechanical HVAC Expert Witness

Provides Opinion & Testimony In:

Engineer Mechanical Heating Ventilating Air Conditioning, Waterborne Pathogens, Legionella, Legionnaires Disease, Engineer HVAC, Air Conditioning Refrigeration, Legionnaires Disease, Consulting Services, Legionella Waterborne Pathogens, Legionella Risk Assessments, Legionella Prevention, Research Control Legionella Bacteria, Water Quality, Indoor Air Quality, Potable Water Disinfection, Potable Water Remediation, Legionella Building Assessment, Legionella Management, Legionella Investigation, Legionella Remediation, Pseudomonas

Expert Witness No. 1057



B.S. Mechanical Engineering, Purdue University, 1983
Graduate Course in microbiology, Montana State University
Water Treatment Plant Operations Specialist Certificate, California State University, Sacramento
Engineer-In-Training License, State of Indiana
SHEA/CDC Training Course in Healthcare Epidemiology
Certified Water Specialist II (Water Quality Association), with disinfection specialty
One-to-three-day courses on water treatment, microorganisms, and indoor air quality

Recent Positions

1989 – 1995: Founder and President of private indoor air consulting corporation
1995 – Present: Founder and President of private waterborne pathogen and Legionella consulting, publication, training and seminar corporation

Work Experience Related to Legionella and Other Waterborne Pathogens

Assessment of hundreds of building water systems for factors promoting growth of Legionella and other waterborne bacteria, including the inspection of plumbing systems, cooling towers, whirlpool spas and baths, and water features at hospitals, hotels, and office buildings, under both outbreak and non-outbreak conditions
Management plans written for building owners for minimizing the risk of Legionella and other waterborne bacteria
Chemical, physical, and microbiological analyses of plumbing (potable water) systems for the purpose of recommending disinfection and remediation strategies
Sampling of various water systems, followed by interpretation of Legionella test results, including the analysis of Legionella presence or absence in several buildings over a three-year period
Review and interpretation of Legionella environmental test results for thousands of samples collected by others
Research (field trials) to evaluate laboratory culture proficiency, testing technologies, and remediation methods

Current Work

Consultant – Legionella building assessments, management plans, investigations, and remediation consulting
Instructor – Training courses on Legionella and other waterborne pathogens
Legionella expert in litigation related to Legionnaires’ disease – retained by both plaintiffs and defendants in more than 35 cases since 1999, in AK, AZ, CA, CO, FL, GA, IL, KY, MD, MI, NC, NE, NJ, NV, NY, OH, PA, SC, SD and TX with depositions and trial testimony
Research – field studies to determine the efficacy of testing and remedial technologies related to Legionella, Pseudomonas, and other bacteria
Editor of an international electronic newsletter
Content manager for a website referenced and linked by government agencies, professional societies, and news media throughout the world for information on Legionnaires’ disease

Industry Memberships

American Society of Heating, Refrigeration and Air Conditioning Engineers (ASHRAE)
American Society of Plumbing Engineers (ASPE)
American Water Works Association (AWWA)
International Water Association (IWA)
Water Quality Association (WQA)

Industry Presentations

Available Upon Request


Available Upon Request

Courses Taught On Legionella/Waterborne Pathogens

Available Upon Request