JIHO

JIHO Recognition
2025-11-01 | Exam – Medellin, Colombia.
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.

Exam 8
2025-10-03
Medellín, Colombia.

Exam 7
2025-10-02
Córdoba, Argentina.

Exam 6
2025-10-01
Ciudad de México, México.

Exam 5
2024-10-01
Puebla, México.

Exam 4
2024-09-01
Buenos Aires, Argentina.

Exam 3
2024-08-01
Bogotá, Colombia.

Exam 2
2023-10-01
Querétaro, México.

Exam 01
2023-03-31 08:00 - 17:00 UTC

Training 01
2023-03-27 08:00 - 17:00
