Meet Our Staff

Hesed Psychological Services in St. Charles, Illinois is pleased to serve the DuPage and Kane County areas. Below you’ll find more information about our team members in St. Charles, including clinical staff, intern staff, testing staff, and practice administration.

Click here to reach out to us and learn more about our location.

Clinical Staff

Dr. Lisa Naatz, Psy.D., ABSNP
Clinical Neuropsychologist

Dr. Lisa Naatz is a licensed clinical psychologist/neuropsychologist and board-certified in school neuropsychology with over 30 years’ experience helping clients with a variety of challenges. Dr. Naatz is the co-founder and co-owner of Hesed Psychological Services. Click here to learn more about Dr. Lisa Naatz.

Dr. Benjamin Pyykkonen, PhD
Clinical Neuropsychologist

Dr. Benjamin Pyykkonen is a licensed clinical psychologist and is a fellowship-trained clinical neuropsychologist with more than 15 years of active clinical experience. Dr. Pyykkonen is the co-founder and co-owner of Hesed Psychological Services. He currently serves as faculty and director of the doctoral programs in clinical psychology at Wheaton College, where he is actively engaged in research related to the experience and impact of various conditions/diagnoses. Click here to learn more about Dr. Benjamin Pyykkonen and his approach to diagnosis and treatment.

Dr. Eiko Venovic
Clinical Psychologist

Dr. Eiko Venovic is a licensed clinical psychologist with more than a decade of therapy experience including a variety of specialties. Dr. Venovic utilizes both psychodynamic and cognitive behavioral therapy to assist her clients as they grow and develop a lifestyle more consistent with the values they hold. Click here to learn more about Dr. Eiko Venovic.

Dr. Maggie BIla, PsyD Postdoctoral FEllow

Dr. Bila is a postdoctoral fellow at Hesed Psychological Services. Dr. Bila has extensive experience working in crisis stabilization, academic medical centers, and Veterans Administration hospitals. Click here to learn more about Dr. Bila.

Mr. Ben Wenzel
Predoctoral INtern - Licensed Marriage and Family Therapist

Mr. Benjamin Wenzel is a licensed marriage and family therapist. Mr. Wenzel has been in clinical practice since 2013, and his specialty areas include working with couples, families, and adults. Mr. Wenzel brings a thoughtful approach to his work in order to better understand the events and emotions his clients are experiencing to help them build hope and to make positive changes in their lives and relationships. Click here to learn more about Mr. Benjamin Wenzel.



Testing Staff

Ms. Bailey
Psychometrician

Ms. Bailey Balloun, M.S., is a psychometrician for Hesed Psychological Services serving clients of all ages in the St. Charles, IL office. She is currently pursuing a doctorate in Clinical Psychology from Wheaton College. Ms. Balloun utilizes a cognitive-behavioral approach to assist clients experiencing ADHD, learning disabilities, anxiety, depression, PTSD, and intellectual disabilities. Click here to learn more about Ms. Bailey Balloun.


Click here to reach out to any of the staff members at Hesed’s St. Charles, Illinois location.