David Park's journey as a dental technician began at World Lab USA in California and continued at the Winter Lab at the Spears Education Center in Arizona. During this time, he had the privilege of working alongside renowned professionals such as Dr. Robert R. Winter, Mr. Aki Ogata, and Mr. Naoki Hayashi, which allowed him to further develop his skills and dental knowledge.

Today, Park is recognized as a global instructor for Kuraray Noritake, sharing his expertise through courses, demonstrations, and lectures at events like LMT West, LMT Chicago, and OADL meetings.

Park is also a published co-author, contributing his knowledge to the article Enhancing Esthetics and Durability: Multi-Layered Zirconia Facial Cut-Back Designs in the Journal of Cosmetic Dentistry (JCD).