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Kelvin Dongho Kim is the founding CEO of Korea Credit Data. Kelvin has also served as Co-Founder, CEO, and Director of Opensurvey from January 2011 to December 2021. Founded in 2011, Opensurvey has been the dominant mobile research provider in Korea. The company raised $6M investments from SoftBank Ventures and renowned entrepreneurs in Korea. Prior to Opensurvey, Kelvin was a Product Manager at GOM & Company from January 2010 to December 2011 and a Financial Engineer at WISEfn from January 2009 to December 2010.

Kelvin Dongho Kim studied industrial engineering at Yonsei University.

Some individuals on their team include Do Yung Yoon - Chief Technology Officer, Horyun Lee - Product Engineer, and Chulheum Lee - General Manager.