Proto Motors was a South Korean sports car manufacturer and coachbuilder. It was established in 1997 and has forged partnerships with Hyundai Motor Company, Kia Motors, and GM Daewoo. It introduced the Spirra (a production model of PS-ll) at the 4th Seoul Motor Show. In 2001, the company custom-made a convertible limousine for Cheongwadae, the South Korean presidential residence. The Spirra supercar project was taken over by the Oullim company and Proto Motors closed in 2017.