JIHO is pleased to announce that we have been designated as an approved training organization for Occupational Hygiene Training Association (OHTA) courses:

OHTA 201: Basic Principles of Occupational Hygiene
OHTA501: Measurement of Hazardous Substances
OHTA502: Thermal Environment
OHTA503: Noise Measurement and Effects
OHTA504: Asbestos and Other Fibers
OHTA505: Hazardous Substance Control
OHTA506: Fundamentals of Ergonomics
OHTA507: Health Effects of Hazardous Substances

This is a major achievement, and JIHO looks forward to offering courses in early 2026.

View the letter of approval here.