• IOHA 2018 takes place in Washington, USA
  • IOHA 2015 took place in London.

Our Vision and Our Mission

What is IOHA?

The International Occupational Hygiene Association (IOHA) is an association of occupational hygiene organisations from across the world. All of these are dedicated to the discipline and application of the inherent principles of occupational hygiene.

Our Vision

A safe and healthy working enviroment for all.

Our Mission

Enhance the international network of occupational hygiene associations that promotes, develops and improves occupational hygiene worldwide, providing a safe and healthy working environment for all.