SPO Networks, Inc., through its subsidiaries, operates as an automotive manufacturing and design company. The company produces the HyImpact line of hydrogen fuel supplement systems for diesel and gas engines and generators. These systems reduce fuel consumption and emissions for transport, marine, and oil services applications. It also manufactures the HOSS line of off-road vehicles. The company was formerly known as Highline Technical Innovations, Inc. and changed its name to SPO Networks, Inc. in January 2017. The company was founded in 1993 and is based in Farmington, Arkansas.