Petar Trifonov joined the Retrievers in the summer of 2009 as the head diving coach.
Trifonov has had a decorated diving career, winning more than 50 national championships in his native Bulgaria and culminating in an appearance in the 1992 Summer Olympics in Barcelona, Spain.
After he finished his competitive career, Trifonov became a recognized judge and coach. He judged the USA Diving National Championships from 2001-05, and last year was a judge at the FINA Junior Diving World Championships.
Trifonov's coaching career includes stints at the College of William and Mary and American University, and was the head coach of the Montgomery Dive Club team in Rockville, Md., for eight years.
In addition to coaching at UMBC, Trifonov will be the head coach of the Retriever Dive Club, which will be geared for youth divers in the Baltimore area.
Trifinov graduated from the National Sports Academy in Sofia, Bulgaria in 1995 with a bachelor's degree in Physical Education and a National Coaching Certification.