Meet The Doctors


Skill and compassion go hand in hand when providing exceptional patient care. As dental professionals, we stay up to date on the latest advancements in dentistry in order to provide the most current and comfortable treatment options for our patients. We recognize that our patients are unique individuals who have placed a great deal of trust in us and our team. That is just one reason why we value each and every patient relationship.

We appreciate the time you’ve taken to visit our site and find out more about our dental practice, our team, and the many services we can provide to help you achieve and maintain optimum oral health.


Patrick A. Pecora, DDS, MS

Dr. Patrick Pecora is the senior member of Always Great Smiles and has practiced dentistry with our team for over 40 years in Glen Ellyn. He has been an indispensable addition to the practice over these years and has played a prominent role in its growth. He is a highly accomplished dentist, adamant in achieving outstanding cosmetic and functional results. His outgoing and friendly nature puts people at ease, and allows them to relax (as much as possible ) while receiving the caring treatment they need.

Dr. Pecora and his wife, Kate, have four adult children and three grandchildren. He enjoys his Chicago sports teams, traveling, fine dining and rat pack music.

Dr. Pecora has a master's degree in Microbiology, and is a graduate of the University of Illinois, College of Dentistry. He is a member of the American Dental Association (ADA), the Chicago Dental Society (CDS), and Illinois State Dental Society (ISDS).

Jennifer J. Langner, DDS, ABDSM

Dr. Langner has been a valued member of the Always Great Smiles team since her graduation in 1995. Her sincere concern for her patients’ best interests and her calm reassuring manner puts her patients at ease. Along with utilizing the latest advancements in dental technology, Dr. Langner’s thorough attention to her patients’ needs provides outstanding results.

One of her lifelong passions in health is treating patients who suffer from snoring habits and sleep apnea. As a member of the AADSM (American Academy of Dental Sleep Medicine), she uses oral appliances to help her patients achieve a healthier and more restful sleep.

Dr. Langner lives in Glen Ellyn with her wonderful husband, Tom, and their three young adult sons. She enjoys listening to music, going to movies, swimming, boating, and especially spending time with their family.

Dr. Langner has a bachelor of biological science degree and a minor in chemistry from Northern Illinois University. She is a graduate from the University of Illinois Dental School. Dr. Langner is a member of the American Dental Association (ADA), Chicago Dental Society (CDS), Illinois State Dental Society (ISDS), and the American Academy of Dental Sleep Medicine (AADSM).

David W. Zaremba, DDS

Dr. Zaremba has been practicing dentistry with Always Great Smiles since his graduation from dental school in 2001. During this time, he has demonstrated a warm, caring demeanor toward his patients with meticulous attention to detail in all aspects of dental care. He immediately became a perfect fit in the practice.

Dr. Zaremba was raised in St. Charles, Illinois and currently resides in Wheaton. He is married to his lovely wife, Kelli. Together they have two beautiful children, who are active in sports and music. Dr. Zaremba enjoys playing music, specifically the guitar, playing and watching sports, fishing, boating, traveling, and doing home improvement projects.

Dr. Zaremba earned his bachelor’s degree in biology from the University of Illinois where he minored in chemistry. He earned his DDS from the University of Illinois, Chicago Dental School and is a member of the American Dental Association (ADA), Chicago Dental Society (CDS), and the Illinois State Dental Society (ISDS).

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