John is an Indoor Environmental Quality Specialist with a Degree in Environmental Health Science and over 30 years of experience.
Twenty years ago he coauthored a pioneering book with architect Paula Baker-LaPorte and medical doctor Erica Elliott titled Prescriptions for a Healthy House: A Practical Guide for Architects, Builders, and Homeowners also in e-book format. It is now in its third edition.
For the last 20 years John has specialized in mold and water damage problems in buildings. He conducts investigations, and has supervised crews in water damage, flood and mold remediation throughout the United States. He has trained workers in restoring water damaged buildings, contaminated water clean-ups, mold remediation and worker health and safety programs throughout the United States and Canada as well as England, Australia and New Zealand.
He is currently dedicating his spare time towards authoring a book about mold, finding, avoiding and fixing problems. Learn more about his upcoming book.
Mold and Effects in the Living Environment
Research into mold contaminated mattress
Healthy Homes and Buildings
How buildings interact with the health of its inhabitants
Banta, J., Passmore, B., Holland, J., “Modeling the Equilibrium Spore Load for a Building,” Bioaerosols, Fungi, Bacteria, Mycotoxins and Human Health, E. Johanning, Ed., Fungal Research Group Foundation Inc., March 2005, pp 262-269.
Holland, J., Banta, J., Cole, G., Passmore, B., “Bacterial Amplification and In-Place Carpet Drying: Implications for Category 1 Water Intrusion Restoration,” Journal of Environmental Health, May 2012, Volume 74, No. 9, pp 8-14.
Dec 2013 - Current
Certified Industrial Hygienist
American Board of Industrial Hygiene
July 2001 - November 2013
Certified Associate Industrial Hygienist.
August 12, 2002 - Current
Certified Applied Microbial Remediation Technician and Instructor
January 2010 - Current
Master Water Restorer