Openknowl Co.,Ltd. engages in the planning, developing, operating, and selling a number of camps and mentoring programs. It also offers career education, job training, and instructor training services, as well as online portfolio of services to create own story; Mini intern, a two-week online job experience internship program; Opfolio, an online resume management service that records, analyzes, and publicizes the area of expertise and capabilities; and M class, a collection of all education content. The company was founded in 2012 and is based in Seoul, South Korea.