Meet Our 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 treatment options for our patients.  We recognize that our patients are unique individuals who have placed a great deal of trust in our team.  That is just one reason why we value each and every patient relationship.

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

Williston Location:
25 Bishop Ave.
Williston, VT 05494
Phone: 802-662-2458
office@acdcdds.com
Map & Directions
St. Albans Location:
10 Mapleville Depot
St. Albans, VT 05478
Phone: 802-524-5169
acdcmapleville@acdcdds.com
Map & Directions
Colchester Location:
416 Roosevelt Hwy Suite 201
Clochester VT O5446
Phone: 802-655-4616
acdccolchester@acdcdds.com
Map & Directions


Dr. Roni Golden

Dr. Roni Golden is a nationally recognized leader in dental education. She is the founder of Golden Study Group, educating 5000 dentists since 1999. Her philosophy of combining dental education and true learning in a relaxed inclusive environment (best food in dentistry) has earned her kudos from the country’s leading educators.

A 1982 graduate of Tufts University School of Dental Medicine, Dr. Golden is the owner of Associates in Comprehensive Dental Care.

Dr. Golden has a focus on Headache Medicine, dedicated to helping patients get better with a cutting edge non drug therapy system.

Roni lives in beautiful Waterbury Center Vermont,  home of Ben and Jerry’s, Green Mountain Coffee Roasters and Heddy Topper Craft Beer with her 3 daughters!


Dr. Chad Libraty

Dr. Chad Libraty is very excited to be a part of the elite team here at Associates in Comprehensive Dental Care. Dr. Libraty's talents and specialties are practicing as a cosmetic and general dentist and performing smile makeovers. His vision is for every patient to achieve a state of health and wellness and improve their self-image. 

Dr. Libraty is extremely passionate about dentistry as it changed his life from a young age. His own smile was transformed through experiencing every dental procedure as a young teenager. His personal dental experience as a patient grew into a true passion for helping others and transforming smiles. Due to this, providing a gentle and pain free experience is of utmost importance to him.

Dr. Libraty is a proud graduate of a top 3 dental school in the nation, University of Maryland School of Dentistry. He graduated with clinical honors and continues to be involved in continuing education events. He then continued his clinical education as the Chief Resident at a General Practice Residency in Brookdale Hospital. Dr. Libraty treated cases ranging from esthetic full smile makeovers, to emergency teeth and facial injuries.

Dr. Libraty recently got married and moved from New York City to Vermont. He and his wife are thrilled to experience all that Vermont has to offer including the hiking, skiing, local breweries, and Ben & Jerry’s


Dr. Ekaterina (Katia) Nemtsev

Dr Nemtsev is very excited to be joining our team at Associates in Comprehensive Dental Care. She has a strong background in different aspects of general dentistry- she enjoys working with children, prosthetic work and full mouth makeovers. 

A Native to Russia, Dr Katia grew up in Miami, FL where she earned her bachelors of science at the Florida International University. She then followed her passion and completed her doctorate degree in Dental Medicine at theUniversity of Florida . After graduation Dr Katia worked at a busy private practice in Jacksonville, Florida. Shortly after having her son, Dr Nemtsev and family moved to Vermont.

When  Dr Katia is not involved in complex dental procedures, she enjoys spending time with her family and exploring the outdoor experiences that beautiful Vermont has to offer.

Dr Katia is an active member  of the American Dental Association and Vermont Dental Association. She has volunteered in numerous local and international missions to provide quality care to underserved communities. Dr Nemtsev is looking forward to raising her family and providing dental care to community here, in Northern Vermont.


Dr. Charlotte Church

Dr. Church is a native Nebraskan, and now proud resident of Vermont.  She knew from a young age she wanted to pursue a degree in the healthcare field where she could study the biological sciences and fuel her passion for working with people.  Through complex orthodontic treatment as a child and a fascination with teeth, she realized dentistry was the career she wanted to pursue.  She attained her undergraduate degree in Biology at Nebraska Wesleyan University, where she graduated with high distinction.  She then went on to dental school at the University Of Nebraska Medical Center College Of Dentistry, where she graduated with high distinction in 2014. 

After graduation, Dr. Church began practicing in a small community outside of Lincoln, Nebraska.  After a year of practicing, she also started teaching as a clinical instructor at the UNMC College of Dentistry.  Over the next several years she thoroughly enjoyed both practicing and teaching dental and dental hygiene students, and became Course Director for the class which prepares dental students for seeing patients in the clinic.  She is excited to bring this skill set to Vermont, and serve her patients with compassionate and high quality care. 

Dr. Church loves spending her free time with family and friends, and spending time outdoors.  Her favorite outdoor activities are hiking and paddle boarding.  Her other hobbies include music, food, and spoiling their three dogs, Nala, Ziggy, and Razor.  


Dr. Mark Floumanhaft

Dr. Mark is originally from Long Island, NY. He received his college degree from CUNY Queens College, where he focused on genetics and environmental biology. Mark received his dental training at the University at Buffalo School of Dental Medicine, graduating with honors. After dental school, Mark completed a hospital residency at Woodhull Medical Center in Brooklyn, NY, and was chosen as resident of the year.  He takes his work very seriously, completing over 100 hours per year in continuing education, greatly exceeding the minimum needed for licensing.

Mark loves staying fit by lifting weights. In college he was a sprinter and amateur Olympic style weightlifter. Mark likes spending time outdoors, hiking, long boarding and hanging out on the beach. He is looking forward to the local music culture in Vermont and loves classic rock, jam bands, and is learning guitar.

Besides being a handyman at home, he enjoys reading, traveling, BBQ’s and of course eating. He says when he is not “nerding” out on dentistry he is usually hanging out with his fiancé. We are so happy Dr. Mark chose Associates in Comprehensive Dentistry to share his love of dentisty. We welcome him to the team!


Dr. Albert St. Amand

Dr. Albert St. Amand is a native of Burlington, Vermont. He graduated from St. Michael’s College and received his dental degree from Loyola University School of Dentistry. Following dental school, Dr. St. Amand served in the military at Walter Reed Army Medical Center for two years where he was mentored in periodontal and surgical procedures.

In private practice, Dr. St. Amand has expanded his skills with extensive continuing education gaining him a fellowship degree in the Academy of General Dentistry. His skills extend to surgical and reconstructive periodontic procedures and oral surgery. In the early 1980’s, Dr. St. Amand received orthodontic training over a four year period while maintaining his private practice.

Dr. St. Amand is an active member of:

  • American Dental Association
  • Academy of General Dentistry
  • American Orthodontic Society
  • Vermont State Dental Society
  • Member of the Peer Review Committee
  • Champlain Valley Dental Society

Dr. St. Amand enjoys the comprehensive approach to patient treatment. Having been schooled in most fields of Dentistry, he is able to develop a multi disciplined treatment plan for the individual patient. This discipline allows for the prioritization of needed procedures. The result is a higher quality of oral rehabilitation combined with a cost effective approach.


Dr. Edward Schumer

Dr. Edward Schumer graduated from the University of Vermont and took a year off to work at Shelburn Craftsman for furniture design and woodworking. Dr. Schumer graduated for the University of Pennsylvania and made his home in St. Albans, Vermont. Dr. Schumer has practiced for over 30 years and has raised his family with his wife, Mary. In his spare time, he continues his passion for woodworking.