PROTON Holdings Berhad, (PHB; informally PROTON) is a Malaysia-based corporation active in automobile design, manufacturing, distribution and sales. PROTON was established in 1983 as the sole national badged car company until the advent of Perodua in 1993. The company is headquartered in Shah Alam, Selangor, and operates additional facilities at Proton City, Perak. 'PROTON' is a Malay acronym for Perusahaan Otomobil Nasional (National Automobile Company).
