Kasto Munawiharto was born in Cilacap, November 11, 1965.He and Titik Riasari married in February of 2005. He met Titik Riasari in Purwakarta, where they both worked as teacher. Kasto Munawiharto attended the elementary school in Cilacap and then Junior High School in Jakarta, Senior High school in Jakarta, He attended Sarjana Degree in English Department of IKIP Muhammadaiyah Jakarta ( UHAMKA) graduating in 1994. He graduated Magister Degree from Galuh University at Ciamis in 2010. In 2003, Kasto Munawiharto began teaching in Polibisnis Perdana Mandiri, Akademi Akuntansi Perdana Mandiri. And now become STIEBPerdana Mandiri Purwakarta. He also active teaching in Polytechnic Perdana Mandiri Purwakarta.He wrote hand out for the Accounting students, Informatic Management Students, and Business Management students. Kasto his first book ;English For Accounting.