Our Professional Staff
Margaret A. Christiansen, Au.D., CCC-A
Heather A. Sandy, M.A., CCC-A
Audiologist, Vice President and Business Administrator
Heather Sandy is a graduate of the University of Iowa where she received her B.A. in Speech & Hearing Science in 1998 and her M.A. in Audiology in 2000. She holds her Certificate of Clinical Competence from the American Speech-Language and Hearing Association and is a licensed audiologist in Iowa, Illinois and Wisconsin. Heather is a member of the American Speech-Language and Hearing Association, American Academy of Audiology and the National Hearing Conservation Association. Heather has been with Audiology Consultants since April 2007 and currently serves as Vice President and Business Administrator. She is also the director of the Hearing Conservation Program at Audiology Consultants. She was born and spent most of her childhood in Davenport, Iowa graduating from Davenport Central High School. Heather and her family reside in Davenport.
Ellen J. Verlo, M.A., CCC-A
Emily Steffel, Au.D., CCC-A
Dr. Steffel received her Doctorate of Audiology from the University of Wisconsin-Madison. She is a licensed audiologist and hearing aid dealer in Illinois and Iowa. Dr. Steffel was awarded her Certificate of Clinical Competence from the American Speech-Language-Hearing Association and has been with Audiology Consultants since 2013.