The Occupational Hygiene Association of Ontario

The Occupational Hygiene Association of Ontario (OHAO) is the number one resource in Ontario for people with an interest in occupational hygiene.  OHAO has something to offer everyone with an interest in the field of occupational hygiene. All members also receive the OHAO Forum quarterly newsletter, member discounts on job postings and directory listings and the ability to serve on committees and the OHAO Board 

Looking for a job in occupational hygiene? 

Looking for your next great employee?

Check out the OHAO Job Posting Page!

WHAT IS OCCUPATIONAL HYGIENE? 

CLICK HERE TO FIND OUT!

Are you a student interested in occupational hygiene?

Click Here for More Information

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Upcoming events

Non-OHAO Events

  • 2024 WSPS Partners in Prevention Regional Conferences dates are available: Click Here


Become a member

If you are an occupational hygienist or have an interest in occupational hygiene you need to be an OHAO member!

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Occupational Hygiene Association of Ontario (OHAO)
6700 Century Ave, Ste. 100
Mississauga, ON, L5N 6A4
905-567-7196
office@ohao.org

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