Big Thanakorn Kuljarassombat is a model and actor managed by Headliner Thailand, a subsidiary of Tencent Thailand. He has a BBA in logistics management from the University of the Thai Chamber of Commerce. This is the same university that he and his "GenY" costars attended in the series.

Big got his start in the entertainment industry as a model before making his acting debut in the film "Love Love You." He was previously managed by Star Hunter Entertainment.