In 1980, OS Company started its businesss as a domestic sole distributor of NORIT Company in the Netherlands with a philosophy that the company contributes to a better environment for the next generation. By the end of the 1990s, we built our headquarter office along with a factory in Incheon city, which is later moved to Gimpo city, and from 2000s, we have expanded our product line based on successful partnerships with the leading international companies. Currently, OS Company is comprised of 3 member companies; OSUNG ENVI-TECH CO.,LTD., OS VALVE CO.,LTD., and OSC CO.,LTD., and have 2 factories.

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Our company has been focusing on developing high quality products in a desire to achieve both people’s safety and healthy environment. In order to make a better environment with best quality products such as activated carbon, membrane, valves, and catalysts, we are now putting great efforts and time. A continuous investment is made from OS Company by itself for searching unexplored business opportunities and expanding the existing infrastructure.