Orion Group Chairman Dam Chul-gon s oldest son, Dam Seo-won, seems to face obstacles on his way to inheriting the control of the food firm, according to industry officials, Thursday. Despite his promotion to an executive in the group s latest reshuffle, he still needs a significant amount of money to increase his stake in Orion Holdings, the group s holding firm that serves as the largest shareholder of Orion with a 37 percent stake.