Dong-Hyun Jang

SK Materials Co., Ltd. engages in developing and manufacturing of industrial gases. Its products include special gas, industrial gas, and precursor. The company was founded on November 10, 1982 and is headquartered in Yeongju-si, South Korea.

SK Planet Co., Ltd. provides e-commerce and digital content platforms and services. It operates through the following business areas: Next Commerce, Digital Platform and Marketing Communication. The Next Commerce business division offers online-to-offline commerce services and online marketplace platforms. The Digital Platform business division encompasses digital content platforms. The Marketing Communication division provides communication planning, promotion, interactive communication and advertising platforms. The company was founded on October 1, 2011 and is headquartered in Seongnam, South Korea.

SK China Co., Ltd. operates as an investment holding company. The company was founded on April 28, 2000 and is headquartered in Hong Kong.

Part of SK, Inc., SK Pharmteco, Inc. is a customer-facing team that includes SK Biotek Ireland, Ampac Fine Chemicals, SK, Yposkesi, and Ampac Analytical. The private company is based in Rancho Cordova, CA. The company creates market synergies in the CDMO space by combining complementary assets and expertise. SK Pharmteco provides high-quality services to its customers. Joerg Ahlgrimm has been the CEO of the company since 2022.