Council for Accreditation in Occupational Hearing Conservation

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Council for Accreditation in Occupational Hearing Conservation Promoting the conservation of hearing by enhancing the quality of occupational hearing conservation programs

The Council for Accreditation in Occupational Hearing Conservation (CAOHC) is a professional organization dedicated to providing consumer safety and protection by offering credentialing to those concerned with the prevention of noise induced hearing loss (NIHL). CAOHC Certified Occupational Hearing Conservationists (COHC), Certified Professional Supervisors of the Audiometric Monitoring Program (CPS/A) and Course Directors (CD) provide training, consultation, audiometric testing and hearing protection fitting in a variety of occupational settings including manufacturing plants, mobile health testing vans, occupational health clinics, and other facilities where there is high exposure to noise. According to the Occupational Safety and Health Administration (OSHA) Guidance 29 CFR 1910.95(g)(3):

"Audiometric tests shall be performed by a licensed or certified audiologist, otolaryngologist, or other physician, or by a technician who is certified by the Council for Accreditation in Occupational Hearing Conservation, or who has satisfactorily demonstrated competence in administering audiometric examinations, obtaining valid audiograms, and properly using, maintaining and checking calibration and proper functioning of the audiometers being used. A technician who operates microprocessor audiometers does not need to be certified. A technician who performs audiometric tests must be responsible to an audiologist, otolaryngologist or physician." Today, over 21,000 COHC, CPS/A and CD are working to protect the hearing of workers throughout North America and other global locations.

Join our partners at NHCA on Sept 9 for the Virtual Educational Summit! Get ready for live and on-demand sessions in hea...
08/17/2026

Join our partners at NHCA on Sept 9 for the Virtual Educational Summit! Get ready for live and on-demand sessions in hearing conservation, occupational audiology, research, and hearing loss prevention. CAOHC members are eligible for a reduced registration rate! Visit for more info. https://bit.ly/4bcXLUj

NHCA provides leadership and education on hearing loss prevention strategies to the professional community through networking and advocacy.

In June, you can find us at both AIHA Connect and ASSP conferences. Stop by for show discount offers, a sneak peek of th...
05/19/2026

In June, you can find us at both AIHA Connect and ASSP conferences. Stop by for show discount offers, a sneak peek of the new Hearing Conservation Manual updates and newly posted one-hour webinar topics. Or visit us online: https://www.caohc.org/

Attending the NHCA Conference? Don't miss our exhibit for 2026 highlights!- Get $50 off the new Fit Testing Course until...
01/30/2026

Attending the NHCA Conference? Don't miss our exhibit for 2026 highlights!
- Get $50 off the new Fit Testing Course until Feb 7 by using code "NHCA50" at checkout - Get a sneak peek of the upcoming HC Manual updated 6th edition. - Find training options for everyone on your HC team. For more info visit us at: https://www.caohc.org/

Save $50 on the new Hearing Protector Fit Testing course. Sign up now and take 12 months to complete it. 1.) Go to the c...
10/08/2025

Save $50 on the new Hearing Protector Fit Testing course. Sign up now and take 12 months to complete it. 1.) Go to the course on the CAOHC website 2.) Register for the course 3.) At checkout, enter promo code: HPFT50. This is a half-day, on-demand course.
Visit: https://www.caohc.org/training-and-certifications/fit-testing-course

CAOHC honors previous board member and Chair, Rena Glaser, who passed away in January 2025. Rena served on the CAOHC boa...
02/21/2025

CAOHC honors previous board member and Chair, Rena Glaser, who passed away in January 2025. Rena served on the CAOHC board for many years and led as Chair 1992-1993. Click below to visit the CAOHC website for more details:

Now offering a $20 webinar on Hearing Protection Fit-Testing basics until April 24! (Available under products/recorded w...
02/19/2025

Now offering a $20 webinar on Hearing Protection Fit-Testing basics until April 24! (Available under products/recorded webinars.) Also now posted: 4 virtual CD courses, one in-person PS course and a number of other on-demand options. Visit us at: https://www.caohc.org/

Address

555 E Wells Street
Milwaukee, WI
53202

Opening Hours

Monday 8am - 4pm
Tuesday 8am - 4pm
Wednesday 8am - 4pm
Thursday 8am - 4pm
Friday 8am - 4pm

Telephone

+14142765338

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