Bum-Soo Kim

Brightstorm, Inc. provides online video lessons for teens, teachers, and parents. Its lessons include math, science, and english subjects. It also provides concept explanations, test-taking strategies, and practice tests, and flashcards. The company was founded by Bumsoo Kim in 2008 and is headquartered in Santa Clara, CA.

KTB Network Co., Ltd. (Venture Capital) is a venture capital subsidiary of Daol Investment Co., Ltd. founded in 1981. KTB Network Co., Ltd. (Venture Capital) is headquartered in Seongnam, South Korea with offices in Shanghai, Palo Alto and Singapore.

SEMA-Translink Investment Co Ltd (Translink Investment) is a venture capital firm founded in 2015. The firm is headquartered in Seoul, South Korea.

KTB Ventures, Inc. is a Venture Capital firm, a subsidiary of KTB Investment & Securities Co., Ltd. founded in 1981. KTB Ventures, Inc. is headquartered in Palo Alto.