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Meet our Team

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Thank you for visiting Clay Cannon D.D.S., where your smile is our top priority!


Dr. Cannon and Dr. Brock have the knowledge and experience necessary to provide you and your family with a healthy and radiant smile. Our team is committed to providing an effective and comfortable patient experience. We proudly offer a relaxing office environment unlike anything you have ever experienced. Above all else, we look forward to developing long-lasting relationships with you and your family while providing you with the best care possible. Learn more about our Dentists.

Our Team

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Marie Falkenberg

Marie is a Registered Dental Hygienist who graduated from the University of Pittsburgh School of Dental Medicine in Pittsburgh, Pennsylvania in 1999. She recently moved to Texas and joined our team in June of 2023.

Marie has two stepchildren and two grandchildren. Before moving to Texas, she was involved with both FootSteps and Koinonia of Erie County. Marie also enjoys traveling, card games, singing and playing guitar.

Maridel Wisehart Hygienist, Clay Cannon Dentist in Tyler, Texas
Maridel Wisehart

Maridel is a Registered Dental Hygienist who graduated from Del Mar College in Corpus Christi, Texas with an Associate of Applied Science in Dental Hygiene in 2005. She moved to East Texas in 2012 and began filling in for our hygienist as needed. 


In January 2018 she became a permanent part of our team. Maridel has two children and loves spending time with family and friends.  She also enjoys serving along side her husband at Van Community Church. 

Rosa Campbell, Assistant, Clay Cannon Dentistry in Tyler, Texas
Rosa Campbell

Rosa is a Registered Dental Assistant who speaks English, Spanish, Portuguese and Jamamadi. She joined our team in October 2018. Rosa was born in el Salvador C.A. and lived in New York City as a teenager for five years before moving to Texas.


She attended TJC where she met her husband, Jon. Together they served as missionaries for 23 years in the Amazon rain forest of Brazil. They have two grown children, a son-in-law, a daughter-in-law and two grandsons. Rosa enjoys being involved at church, reading, walking and spending time with her grandsons, grand nieces and grand nephews.

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Jon Campbell
Financial/Insurance Coordinator 

Jon grew up in Brazil where he worked alongside his parents as a missionary to an indigenous tribe for many years. He moved to Tyler to attend college where he met his wife, Rosa. They have two married adult children and two grandchildren and enjoy spending time with them as much as they can.

Jon joined our team in October 2022 as our financial/insurance coordinator.

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Jena Husketh
Scheduling Coordinator 

Jena grew up in Tyler where she has worked in church ministry for 30 years, owned a retail business for 20 years and worked an administrative job in the medical field. She joined Dr. Cannon's office in October 2022 as the new receptionist and scheduling coordinator.


Jena has three grown children and one daughter-in-law. She enjoys spending time with family and friends, traveling and bird watching. Jena also enjoys playing the piano and helping people any way she can. 

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