Meet The Doctor

Continuing to provide comprehensive dental care in the community for over 45 years, the practice was originally started by Dr. Brennan, Jr’s father, Dr. William M. Brennan, Sr.. Dr. Brennan, Jr joined the practice in 2004 and for fifteen wonderful years enjoyed the mentorship and partnership of working with his father. Dr. Brennan,
Sr. formally retired in 2019, but still helps out whenever a need arises. Dr. Brennan, Jr. cares deeply about the dental health and general well being of all his patients. He and his team work hard to provide a safe, welcoming environment with top level infection control standards and a constant effort to provide current evidence based treatment. Dr. Brennan, Jr., works to thoroughly assess each patient’s chief concerns and
create a treatment strategy specific to the patient’s needs. His experienced team works to make sure each patient is comfortable and ensures that he is able to complete treatment at the highest level. Dr. Brennan and his team are fortunate to truly practice “family dentistry. “ He has had the privilege of treating multiple generations of many families in the community and greatly values the trusting relationships forged
with his patients. He enjoys witnessing and supporting his patients as they travel through their individual life journeys.

Education and Continuing Education ;

-Bachelor of Arts-Preprofessional Studies and Anthropology-University of Notre Dame

-Bachelor of Science in Dentistry-University of Illinois

-Doctor of Dental Surgery-University of Illinois

-Omicron Kappa Upsilon-Honor Dental Society for Academic Achievement and Leadership

Outside the office;

Dr. Brennan, Jr.,
grew up in Downers Grove. He attended St. Joseph’s Grade School
and Benet Academy. He is grateful to have grown up in such a wonderful community and loves being a part of it now as a healthcare provider and small business owner.

Dr. Brennan and his wife, Shaye have two children. Both children keep
the family very busy with school and extracurricular activities. As
a family they love to travel and try new adventures.