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Meet Our Staff

  • Amanda Keeven

    Registered Dental Hygienist

    Amanda is originally from Florissant, Missouri and attended Duchesne High School in St. Charles. Growing up, she spent many years as a patient in orthodontic and general dental offices, during which time she became interested in the field. After high school, Amanda was a dental assistant for two years. Her time as an assistant led her to pursue a career in preventive oral health care, and it was then that she decided to become a Registered Dental Hygienist. Amanda graduated from STLCC - Forest Park in 2015, and became a part of the Chesterfield Hilltown Dental team in October 2015.

    In addition to being a board-certified dental hygienist, Amanda also has her license in Local Anesthesia and Laughing Gas. She loves being a hygienist, and her favorite part of the job is getting to know each patient on a personal level. She is a member of the American Dental Hygienist Association, Missouri Dental Hygienist Association, and the Greater St. Louis Dental Hygienist Association.

    Amanda currently lives in O’Fallon, Missouri and enjoys staying active with volleyball, running, dancing, and bowling. She also enjoys watching the St. Louis Blues and spending time with her family.

  • Kayla Barron

    Registered Dental Hygienist

    Kayla is originally from St. Charles, Missouri where she attended Francis Howell Central High School. Since she was a teenager, Kayla knew she wanted to be a dental hygienist. After high school, she applied for and was accepted into STLCC - Forest Park for the dental assisting program and graduated in 2010. For years, she worked as an oral surgery assistant and loved her job, but never forgot her original dream of becoming a dental hygienist. In 2015, she was accepted into STLCC - Forest Park yet again, and graduated two years later, this time as a Registered Dental Hygienist. Kayla joined the Chesterfield Hilltown Team in May of 2017.

    Kayla also has her license in Local Anesthesia and Laughing Gas and is currently a member of the Missouri Dental Hygienist Association, and the Greater St. Louis Dental Hygienist Association.

    Alongside exercising her skills in educating patients regarding oral healthcare and gum disease, Kayla loves getting to know all of her patients on a personal and professional level. She has a passion for helping others and volunteering in the community to help those in need.

    Kayla currently lives in Wentzville, Missouri with her husband Jason and their two dogs Mazie and Jack. They love to be active outdoors but are also content snuggling up with a good movie. She also enjoys playing board games and spending time with family at their family functions.

  • Chris Brewer

    Office Coordinator

    Chris is our Office Coordinator who has been with Chesterfield Hilltown Dental since 1988. She is originally from, and still resides in Festus, Missouri and attended Festus High School. She has had an interest in the dental field for as long as she can remember and even has memories of pulling classmates’ loose teeth at recess as a young child!

    Chris joined our practice immediately after graduating from Missouri College for Dental Assisting in 1988, and she married her high school sweetheart six months later. Together, Chris and her husband have a son, a daughter, one granddaughter, another grandchild on the way, a dog and a cat.

    When she is not dedicating her time to the practice and our patients, Chris enjoys float trips, car shows, garage sales, working in the yard and spending time with her family! Her favorite part of her job is the patient interaction she gets on a daily basis.

  • Megan Russell


    Megan is a dental assistant, originally from Arnold, Missouri, where she attended Fox High School. In 2012, she began working as a dental assistant for her childhood dentist, after attending classes at Anthem College. She joined the Chesterfield Hilltown Dental team in March of 2016 and since then has become certified in Laughing Gas administration as well as chairside Expanded Functions.

    Megan’s favorite aspects of her job include working with people, talking to patients, and accomplishing in-house, lab-related tasks. In 2018, she attended a two-day course in Beverly Hills, California where she learned the ins and outs of utilizing 3D dental technology in order to capture images and design dental models and appliances.

    In her free time, Megan loves going out to her family’s 100-acre property in Annapolis, MO and spending time outdoors hunting, fishing, off-roading, camping and shooting guns. Although she doesn’t have children, Megan has quite a few mouths to feed. Her furbabies include a dog, cat, and two rabbits.

  • Lisa Schatz


    Lisa is originally from the South County area where she attended Affton High School. She now resides with her husband in St. Peters, Missouri. In 2010, Lisa graduated from Lindenwood University with a Bachelor’s degree in elementary and special education. After teaching for four years, Lisa decided to make a career change and attended Missouri College for Dental Assisting. Upon graduating, she began working as an oral surgery assistant and eventually joined the Chesterfield Hilltown Dental team in July of 2016.

    Lisa has certifications in Laughing Gas administration and chairside Expanded Functions. You can also find her at the front desk where she helps with answering patient’s phone calls, scheduling appointments, as well as managing our practice’s community service, patient appreciation and marketing events. Lisa loves getting to know all of our patients and thoroughly enjoys building relationships with them.

    She and her husband have two dogs, Baron and Gus, and one cat named Link. Lisa enjoys taking her dogs on walks and playing with them in their backyard. Outside of her busy work schedule, she likes to be outdoors, going on float trips and camping, along with keeping a steady workout regimen and hanging out with friends and family.

Our Happy Patients

"Our family (my wife and I, our kids, and our grandson) saw Dr. Alan and Diane and now Drs. Andrew and Carissa. We’ve received nothing but stellar care for many years. Chris and the assistants provide the quality service you expect from a family-owned business. They get my highest recommendation!"

Jerry M.

"Excellent team of dental professionals here, you are always greeted with a smile and receive excellent service with state of the art equipment and expertise. The whole family looks forward to our visits, especially the kids!"

Blake G.

"Our family has the best dentist! They do such a great job at cleaning our teeth and they are so gentle too. My 7 year old and 10 year old actually enjoy going! No pain or sourness and they leave with a toothbrush, toothpaste, toy, & a sparkling smile. Dr. Bruening is so kind and is such a great listener. We recommend him to everyone."

Jackie S.
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