Welcome To Hydrex Pest Contro, Bed Bug And Termite ControlOur Family Of Technicians Are Experienced And State Licensed. For more than 30 years, Hydrex of the North Bay has provided Petaluma pest control services. Hydrex Pest Control of the North Bay is a classic American business story. The business was founded in 1973 by Gary Dorris at his kitchen table with a truck, a dream and a commitment to excellent customer service. Prior to starting Hydrex, Gary worked for a major pest control company in the Sacramento.