A native to Northeastern Oklahoma, Dr. DeLong grew up in Hominy. Following graduation from Oklahoma State University, he attended the University of Iowa College of Dentistry where he graduated with honors.  Immediately following dental school he was accepted into the Baylor College of Dentistry Graduate Endodontics program where he earned a specialty certificate in endodontics.  Eager to return to Oklahoma, Dr. DeLong established Owasso Endodontics.

Dr. DeLong is a member of the American Dental Association and the American Association of Endodontists. He is currently working on completing the third and final component of the board certification process. 

While not at the office, he enjoys getting outdoors, especially to hunt and fish. Dr. DeLong lives in Owasso with his wife, Lisa, and their three kids, Gage, Eden and Isla.  

Jason Knapp grew up and completed high school in Northeast Oklahoma. He attended the University of Oklahoma for his undergraduate studies and graduted from the University of Oklahoma College of Dentistry with honors. He completed a one-year Advanced Education in General Dentistry residency at the University of Oklahoma College of Dentistry and opened a general dental practice in Bixby, Oklahoma, where he practiced for 13 years.

Dr. Knapp earned his Master of Science in Dentistry and Certificate in Endodontics from the University of Texas Health and Science Center at Houston School of Dentistry. He is currently working on completing the third and final component of the board certification process. 

When not practicing dentistry, Dr. Knapp enjoys watching OU athletics and traveling with his family. Dr. Knapp and his wife, Kristen, have three sons - Britton, Brody, and Barrett.