Hydrex Pest Control

Robert B. Loibl, Sr. Established L & N Pest Control in Los Angeles in 1921, and later renamed it to Master Pest Control. He was one of the four founding fathers of the Pest Control Operators of California (PCOC) and its 1st president in 1942. His son, Robert B. Loibl, Jr. Began working and learning from his father after school and on Saturdays. He later began the Lloyd Pest Control Company in San Diego, and was a partner with his father in L & N Pest Control.