The Principal is a 20 year  Industrial Hygienist, a Chapter Director for the Indoor Air Quality Association,  Certified by the American Indoor Quality Council as a Certified Indoor Environmental Consultant (CIEC), Institute of Inspection Cleaning and Restoration Certification (IICRC) Applied Microbial Remediation Specialist (AMRS) and Water Damage Remediation Technician (WRT); National Environmental Safety & Health Trainers Association (NESHTA) Certified Environmental Trainer (CET), and Certified in Hazardous Waste Operations and Emergency Response and Methamphetamine "METH" Lab Cleanup.

We are Nationally recognized as quality providers of Consulting and Training for Hazardous Materials, Environmental, Safety, and Indoor Air Quality issues. Our professional services include but are not limited too Legal consultation and Expert Witness functions, Legal Nurse Consulting, Safety Professional  and Environmental Engineering. Our goal is to provide you the very best in Consulting,  and Training whether it is to comply with governmental regulations or to assure that your home, business, school or industrial setting is as healthy and safe as it can be for you or your clients.

Professional , Casual and Personal, but don't let that fool you. The next minute Mark might be in a meeting with the CEO of a major corporation, a high powered law firm,  crawling around in your neighbors attic or crawlspace during an IAQ inspection, or cleaning up a meth-lab or hazardous materials spill.

Isn't that what you want in a consultant......one who does what they say it? IHESS works for You!