About Us

All About Audiology opened its doors with the mission of providing premier audiologic wellness services, specifically regarding hearing, tinnitus and balance. Our audiologists have been providing hearing healthcare in the state of Delaware for over 25 years.

Over 25 years of clinical experience

Local, female owned business

Trusted by local physicians

Dedicated to the full satisfaction of our patients

Understanding our patient’s needs is top priority


Our Front Office


Our Waiting Room


Exam Room


Exam Room


Sound Booth

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Stacy Sanders, Au.D., CH-TM

Having practiced Audiology for thirty years, Dr. Stacy Sanders has been interested in providing comprehensive Audiologic services, where Tinnitus and Balance needs are met in addition to hearing needs. Dr. Sanders’ drive and passion for hearing healthcare is derived from her inherent want to help others.

After graduating with a Bachelor's degree from Loyola University and a Master’s degree from Towson University, Dr. Sanders went on to earn her doctoral degree from Salus University in 2008. Throughout her audiologic career, she has provided services at The Nemours Health Clinic, Family ENT Physicians, and Bayhealth ENT, as well as owning a private practice audiology clinic in the state of Delaware for eleven years. With a special interest in Tinnitus and Balance, Dr. Sanders began All About Audiology in 2022.

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Gary Marencin, Au.D., CCC-A, FAAA

Dr. Gary Marencin has served Delaware as an Audiologist for over thirty years. With degrees from Pennsylvania State University, West Chester University and Arizona School of Health Sciences, Dr. Marencin achieved his doctoral degree in Audiology in 2008. Dr. Marencin focused much of his Audiologic career providing the full range of audiologic services including audiologic assessments, hearing aid evaluations and fittings, and a complete range of balance assessments in both hospital and Otolaryngology practices.

Dr. Marencin has been instrumental in guiding the next generation of audiologists through his supervision of numerous Audiology doctoral candidates. Dr. Marencin looks forward to continuing his audiology career with All About Audiology where he will focus on better hearing for his patients, balance assessments and rehabilitation and tinnitus management.

Rebecca Holowka

Rebecca Holowka, M.S., CCC-A

Rebecca Holowka has been practicing audiology for over 30 years in a variety of settings with both pediatric and adult patients. After completing her Bachelor of Science degree in Communication Sciences at Radford University in 1990, Rebecca continued her education at Gallaudet University, earning her Master of Science degree in Audiology in 1992. Originally from Maryland, Rebecca provided services at All Children’s Hospital in St. Petersburg Florida, Children’s Hospital of Philadelphia and Johns Hopkins University Hospital in Baltimore Maryland before moving to Delaware in 2003.  Rather than focusing solely on hearing loss, Rebecca sees her role in hearing health care as that of promoting improved communication, including the social and emotional challenges that result from hearing loss.

 Rebecca is certified by the American Speech and Hearing Association, is a Fellow of the American Academy of Audiology and has been the Director of the Healthy Hearing Program for Delaware Special Olympics since its inception in 2002.

Reach Out Today

All About Audiology is all about meeting you where you are on your hearing loss journey. We look forward to hearing from you!