Hearing Aid Center in Mason City

Audibel Hearing Centers

Office Hours

  • Monday 8:30 am - 4:30 pm
  • Tuesday 8:30 am - 4:30 pm
  • Wednesday 8:30 am - 4:30 pm
  • Thursday 8:30 am - 4:30 pm
  • Friday 8:30 am - 4:30 pm
  • Saturday Closed
  • Sunday Closed

Our Office

Schedule Online

Meet the Staff

Calvin Trepp, HIS

Owner

Calvin Trepp has spent his entire professional career dedicated to the hearing aid industry. He has spent more than 35 years in the hearing industry and has worked 24 years at the manufacturing level. Calvin’s first job within the industry was the manufacturing of hearing aids and then progressed into different supervisor roles within the production side. Calvin then moved into sales where he traveled around the United States for 8 years, and eventually moved into a management role within Audibel. In August of 2007, Calvin purchased 3 retail offices and a few years later added two more locations.  His post high school education involves a 2-year program in electronics and a 2-year program in management.

Sue Berneman, HIS

Hearing Instrument Specialist

Sue is our Hearing Instrument Specialist for Audibel Hearing Centers of North Iowa. She is mostly in the Mason City and Charles City office locations. Sue is an Iowa native growing up in the Charles City area and prides herself in excellent customer service. She graduated Charles City High School and attended N.I.A.C.C. classes in Charles City. Sue has been with Audibel Hearing Centers since Calvin purchased the business in 2007.  She later earned her H.I.S. license in 2021.  Sue enjoys spending time with her family, Scotty/Schnauzer “Miss Riley” and having everyone over for the holidays!  Sue enjoys baking, knitting, and sewing for all her family.

Jan Vaage

Patient Coordinator/Office Manager

Jan is our Patient Care Coordinator/Office Manager for Audibel Hearing Center of North Iowa.She is an Iowa native and prides herself on excellent customer service. When calling into our office, she will be the friendly voice you speak with. Jan enjoys helping others and spending time with her family, which includes six grandchildren.

Jan and Sue are who usually help us with my husband's hearing aids,, and they are both absolutely wonderful. When it comes time that I need some for myself, this is where I'll go. Thank you to you both, you're amazing!!!!!

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Peg Davis, on Google

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Mark Johnson, on Google

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Harlan Martzahn, on Google

The Mason City office was so helpful! They helped troubleshoot my husband's hearing aids on the phone with me when he was in the ICU & ordered me a new charger & issued a loaner until mine arrives! So grateful!!

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Marcia Roberson, on Google

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Ken Paca, on Google

Stopped in while i was in town to have my hearing aids cleaned ! No appointment needed to have that done! Also no cost to do this! Always so happy to do this for me !

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Paul Armstrong, on Google

Very personable and went through the whole process with me and explained everything. Highly recommend!!

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Kathy Nierengarten, on Google

Very helpful and courteous .

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Jim Hilgendorf, on Google

Being authentic while protecting against vulnerability is challenging. Trying to embrace change while doing so, double challenging. I’m hoping to share something useful that’s meant to resonate with others without relying on them to respond in any certain way. Hear (no pun intended) about my personal experience and growth from...

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Jessica Baldus, on Google

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Steve Kruckenberg, on Google

Extremely helpful, informative and compassionate staff. Willing to go the extra mile.

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Erin Niemeyer, on Google

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Patty Hestad, on Google

Great people. Great service.

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Doug Farrell, on Google

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Lawrence Miller, on Google

Sue was very helpful.

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Mark Bausch, on Google

Always a pleasure doing business with these wonderful people.

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Nancy Jaszewski, on Google

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Dixie Jones, on Google

I was treated like I was the favorite customer

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Greg Flugum, on Google

As always, excellent service.

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Betsy Fickel, on Google

very professional and friendly!!

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Mike Bamrick, on Google

We had great service today, no pressure for time, knowledgeable technician.

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Donna Bodensteiner, on Google