- B.A. (Hotel Management), Assumption University
- LL.B., Sukhothai Thammathirat University
- LL.M., Ramkhamhaeng University
Itthinan has knowledge and experience in both legal and business fields with the background of Bachelor of Business Administration and previous works in sale and operation team. He started his practice in litigation since 2017 and has gained considerable experience in both civil and criminal litigations.