Annisa Kesy Garside * Faris Baya’sud * Correspondence: annisa_garside@yahoo.com Keywords : lean, six sigma, waste, quality, 5W - 1H method, DMAIC Alumnus Jurusan Teknik Industri, Universitas Muhammadiyah Malang Dosen Jurusan Teknik Industri, Universitas Muhammadiyah Malang Performa (2008) Vol. 7, No.1: 66-74