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Certified Occupational Hearing Conservationists Online Credential Verification

The Council for Accreditation for Occupational Hearing Conservation (CAOHC) online verification system allows the public and current and prospective employers to verify if an individual holds a current CAOHC credential.

This system can also help certified occupational hearing conservationists (OHCs) check the expiration date of their credential and ensure their information is correct.

Last Name:
First Name:
Certification Number:

Need a copy of your certificate?

The information in our database is a true and accurate reflection of our records derived from primary source data. While CAOHC believes the information is reliable, human or mechanical error and delays in posting or updating information are possible. If you have questions or are getting an error message, call 414-276-5338.