Our 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.

Patient Reviews

Read a Few of Our Google Reviews

5 out of 5 Stars based on 70 Reviews on Google.

Read what some of our patients have to say about our staff and our office!

Sue was extremely helpful in troubleshooting my hearing aids and her experience was evident. Thank you!!

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Aaron McCoy, on Google

It was quick and easy. Staff friendly and competent of results. Thank you.

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Sandra Godderz, on Google

Absolutely wonderful experience for a “50-something” year old person to have to get hearing aids! Sue was amazing!! Very professional, and very thorough. ! Highly recommend this hearing center!!

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Debra Johnson, on Google

Very professional and knowledgeable. I felt like my problem was well taken care of.

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Nancy Wegner, on Google

They were very helpful and I’m very satisfied!

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Harold Miller, on Google

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Randy Ryan, on Google

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Bradley Holten, on Google

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Donald Kappes, on Google

I was very pleased with my appointment for cleaning and upgrades. Calvin was very patient and explained everything clearly.

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Peggy Johnson, on Google

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Randy Ryan, on Google

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Bradley Holten, on Google

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Donald Kappes, on Google

I was very pleased with my appointment for cleaning and upgrades. Calvin was very patient and explained everything clearly.

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Peggy Johnson, on Google

Calvin, Sue and Jan are the best! Alway courteous and helpful. They’re expertise in the field is outstanding. They listen to your concerns and promptly act upon them.

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Jim Reisinger, on Google

Sure appreciated the Birthday gift but also the patience and thorough exams and caring during the process of buying the hearing aids and very happy with the settings! So glad we went to this place in Mason City Verna Mull _sheffield ,IA

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Verna Mull, on Google

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

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Donna Bodensteiner, on Google

They were very nice as always and it’s pretty nice that when you just stop by and they fix your issue with your hearing aids immediately. They are always very helpful.

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Mike Scarrow, on Google

Audibel Hearing has been exceptional from our first visit. My mom is 93 n I am 75. She has resisted n denied her hearing loss for 39 yrs until it became so bad there were few choices for a remedy. We went to another place to get her $5,000 aids....

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linda miller, on Google

Very helpful and wonderful service

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Carla Mikes, on Google

Very good

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Harvey Brasel, on Google

Calvin Trepp was great to work with.

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Bruce Freeman, on Google

Very friendly, great at explaining what they were doing.

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Shirley Babcock, on Google

Friendly staff. My appointment time was honored. I appreciated that.

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Ed Hoffman, on Google