Since he received the award for The Finest Orthodontic Technician in the country given by Columbus Dental in 1986, he has worked for some of the pioneers in the orthodontic and sleep dentistry fields. He was the personal technician for the likes of Dr. Harold Gelb, Dr. Robert Ricketts, Dr. Ronald Roth, Dr. A. Paul Serrano, Dr. Clark Jones, Dr. Arthur Gaus, Dr. Joseph R. Cohen and Dr. Edward Spiegel. He has also taught orthodontic technicians at Arizona Institute of Technology for dental and medical careers. David has also been active on the Arizona State University Sports and Medicine team since 1991. He also received in 2012 a lifetime achievement award by the Gelb Academy as America’s greatest Orthodontic technician of all time.
David is the owner and operator of Gergen’s Orthodontic Lab in Phoenix, AZ. He started his lab in 1986 and has grown it into one of the most respected labs in the country employing over 40 people. One of his proudest achievements is receiving the National Leadership Award for Arizona Small Businessman of the Year in 2004.