Dr. Trnavsky returned to the Conejo and Simi Valleys after completing his postgraduate residency in micro-surgical endodontics at the University of Southern California School of Dentistry. He completed his undergraduate studies at California State University at Fullerton, and went on to receive his dental training at the University of Southern California School of Dentistry. Prior to his speciality training in endodontics, he practiced general dentistry in Simi Valley and Westlake Village.