Kismantoro worked at the DGT for more than 32 years and received the Medal of Honor Charter Sapta Karya from the President and held various important positions of echelon 2. His last position before retiring was as the Director of Counselling, Services and Public Relations. At his career at the DGT he has followed various international and national trainings.
Kismantoro obtained his Bachelor Economics in Accounting mjor from University of Gajah Mada, then proceeded his Master Degree in Business of Art in Saint Louis University, America. He has a C certification and Practise Licence Tax Consultant and Legal Counsel Tax He has many experiences in consulting telecommunication, cable, chemical and otomotive financing, and is frequently as a sourcespeaker for Indonesian legislative, tax seminars, and trainings.