Management Team

Mead Killion

Mead Killion, President/CTO

Interview with Mead

Mead Killion, Ph.D. founded Etymotic Research, Inc. in 1983. Prior to starting Etymotic, he worked for over 20 years for a major electronic component manufacturer where he designed hearing aid transducers, including microphones that were so accurate they were also used in recording and broadcast studios. Dr. Killion earned degrees in mathematics from Wabash College and the Illinois Institute of Technology, and completed his doctorate in audiology at Northwestern University. He was awarded an honorary doctor of science (Sc.D.) degree from Wabash College.

Dr. Killion teaches an advanced course in hearing aid electroacoustics at Northwestern University, where he is an adjunct professor. He has also taught audiology graduate students at Rush University and has directed graduate research at City University of New York Graduate School. Dr. Killion has lectured on hearing protection and hearing aids in 19 countries. He is a Fellow of the Acoustical Society of America and the Audio Engineering Society and has received numerous awards for his contributions to the field of hearing. He is an accomplished choir director, violinist and jazz pianist. He holds over 60 patents.

Mark Piepenbrink

Mark Piepenbrink, CEO

Mark Piepenbrink, B.S., CPA has over thirty years of financial and accounting experience in manufacturing and distribution with the last ten years as Etymotic CFO. Mr. Piepenbrink spent 11 years in public accounting with KPMG Peat Marwick where he performed audits and served as advisor to owners of closely held manufacturing and distribution companies. He utilized technical abilities and past experience to develop practical solutions for business problems. Mr. Piepenbrink has had extensive experience in management, negotiation, computer modeling, strategic planning and forecasting, contract review, human resource management and organizational development.

Gail Gudmundsen

Gail Gudmundsen, Managing Director, Audiology Division

Gail Gudmundsen, Au.D., holds a doctorate in audiology. Early in her career, she provided clinical audiology services at the two largest teaching hospitals in Chicago, after which she operated a multi-office audiology private practice for over twenty years. Her experience includes teaching, research and organizational leadership. Dr. Gudmundsen has served on two state licensure boards, the board of trustees of a university and the board of directors of numerous professional organizations and foundations.