About Us

Meet the Doctors
Dr. Mike Kasper and Dr. Niki Kasper are incredibly dedicated, compassionate, and well-skilled dentists, who focus on providing their patients with the highest quality dental care available. They are committed to establishing an environment of comfort and trust with every patient, while providing general and cosmetic dentistry using the latest technology in a state-of-the-art office.
Dr. Mike Kasper and Dr. Niki Kasper provide a broad spectrum of general and cosmetic adult dental care which includes:
- Preventive treatment
- Restorative fillings
- Periodontal treatment
- Endodontic treatment
- Porcelain veneers
- Crowns and bridges
- Partials and dentures
- Implants and All-on-4 restorations
- Invisalign® Orthodontic treatment
- Teeth whitening

Mike Kasper, D.D.S.
Dr. Mike Kasper attended the University of Iowa, where he received his Bachelor of Science degree. He graduated with his Doctor of Dental Surgery degree in 2006 from the University of Illinois at Chicago College of Dentistry, where he also earned the American Academy of Endodontics Award. During this time, he provided dental care at multiple non-profit organizations including Chicago’s Boys and Girls Club of America, The SPANG Clinic and the Infant Welfare Society of Chicago. Dr. Mike Kasper is a member of the American Dental Association, Chicago Dental Society and the Illinois State Dental Society. and is a Certified Preferred Invisalign® Dentist. Originally from Burr Ridge, Illinois, Dr. Mike now resides in Darien, Illinois with his wife, Dr. Niki Kasper, three wonderful sons and their two dogs, Jax and Bella.

Niki Kasper, D.D.S.
Dr. Niki Kasper attended Miami University in Oxford, Ohio, where she received her Bachelor of Arts Degree in Psychology. She went on to the University of Illinois at Chicago College of Dentistry, where she earned her Doctor of Dental Surgery Degree. During this time, she was involved in the Boys and Girls Club of America, the SPANG Clinic and Lawndale’s Christian Health Center. Dr. Niki is a member of the American Dental Association, Chicago Dental Society and the Illinois State Dental Society and is a Certified Preferred Invisalign® Dentist. She lives in Darien, Illinois with her husband, Dr. Mike Kasper, three wonderful sons and their two dogs, Jax and Bella.
Meet the Team
We are especially interested in making all our patients feel right at home! We put your needs first to achieve efficient and comprehensive treatment. Each member of our clinical staff is highly skilled and trained in treating patients with the highest level of care. We strive to provide energetic and fun-loving service to each patient. Our friendly front office staff is here to help you with scheduling appointments, insurance coordination, financial arrangements, and to help answer any questions you might have during treatment. We aim to stay abreast of the very latest in technology and advances by regularly attending continuing education courses and seminars.
Kim - Business Manager
Kim has been in the dental industry for almost 25 years. “I’m so proud and honored to be surrounded by an extraordinary team of co-workers who care about the well-being and dental care of every patient that walks through the front door of the practice”. “Not only do I work at a wonderful dental office, but I’ve gained a new family”.
Kim has two beautiful children, Andrew and Brooke, and a lovable golden retriever named Cody. Kim is a volunteer for Heartland Service Dogs as a “Puppy Raiser” and currently is raising one of Heartlands Ambassador’s and future Therapy Dog, Embra. Kim also enjoys walking, reading, and spending time with family and friends.
Laura - Financial Coordinator
Laura has been in the dental field for over 25 years. “I have a passion for dentistry and was delighted to join the Treasured Smiles Adult and Cosmetic Dentistry family in March 2014! I currently work as a financial coordinator for the adult practice. I have enjoyed the opportunity of working with an awesome team.”
She has a wonderful husband and three loving kids that keep her smiling every day! She enjoys spending as much time with them as possible. Laura has two Beagles she rescued from shelters and has found great comfort providing a home for them!
Lynn L. - Patient Care Coordinator/Insurance Coordinator
Marnie - Registered Dental Hygienist
Marnie has been a practicing dental hygienist since 1993 and earned her degree from Prairie State College. She has been with Treasured Smiles Adult and Cosmetic Dentistry since 2011 and prides herself on being gentle and thorough along with helping our patients understand why complete oral care is so beneficial to their overall health.
Marnie is originally from the Chicago area, but currently resides in Oak Forest. She has been married to her high school sweetheart for 25 years, and they have three children. She and her husband enjoy spending time with their family and friends and supporting their children in the many sports and activities they are involved in.
Kelly - Registered Dental Hygienist
Kelly joined Treasured Smiles Adult and Cosmetic Dentistry in July 2017 as a Registered Dental Hygienist for the adult practice. Prior to completing her degree at Prairie State College, she already had over 24 years of experience as a dental assistant! Her goal is to educate patients on proper home care and help them achieve the healthiest smile possible.
Kelly is blessed with 2 fantastic kids She likes to spend time with her family and enjoys walking her dog, Wilson, in her spare time.
Christine - Registered Dental Hygienist
Criselda - Treatment Coordinator
Cris has been a treatment coordinator at Treasured Smiles Adult and Cosmetic Dentistry since 2010. “It has been so much fun and very rewarding! I have the pleasure of working with some great doctors who truly care about their staff and patients!” Cris has been in the dental field for 17 years, says that she still loves what she does and that it’s so gratifying to give patients a smile they can be proud of.
When Cris is not at work, she is busy taking care of her family. Cris has been blessed with three great children and a wonderful husband. In her spare time, you’ll find her reading, visiting friends, or working out. Cris looks forward to meeting you and helping you achieve all your dental goals!
Lynn G. - Treatment Coordinator
Lynn has been in the dental field for 24 years and brings with her experience in chairside dental assisting and front office administration. She enjoys working with patients and strives to make each of them comfortable. She helps patients understand the importance of oral health care and their individualized treatment plans. Lynn is married to her high school sweetheart and has a beautiful daughter and hairy doggie son. During her free time, she enjoys spending it with her family, either skiing, hanging by the pool or rooting on the Bears, Blackhawks or Cubs!