Presently, Somboon Thitinunsonboon holds the position of Senior Vice President-Operation & Raw Material at Patum Rice Mill & Granary Public Co. Ltd.

He is also on the board of 5 other companies.

In his past career Dr. Thitinunsonboon occupied the position of Secretary & Vice President at Thai Rice Exporters Association.

Somboon Thitinunsonboon received a doctorate, a graduate degree and an undergraduate degree from the University of Chulalongkorn and an undergraduate degree from Sukhothai Thammathirat Open University.