THE Indonesian Ad Agency. Matari Ad was founded by the late Ken Sudarto in 1971. As one of founding members of PPPI, the Indonesian chapter of the international advertising industry. Today, he is remembered as one icon in the Indonesian Advertising Industry. Our Credo : “Advertising only involves people and communications. We believe that no one can understand and communicated with Indonesians, like other Indonesians…” (Ken Sudarto)