KURSUS TRISTAR :
Jl. Rungkut Mapan Utara CA-24
Surabaya - Jawa Timur
Indonesia
Telp. (031) 8794764-65
Fax. (031) 8722794
Hp. 0857 31051010

TRISTAR MACHINERY :
Telp. (031) 8708071
Hp. 0858 54833381

TRISTAR JAKARTA :
Flexy. (021) 70288024
Star 1.(021) 68767670
Fax. (021) 5676594