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2001 ~ (現)
                        CEO of Tekville Education Co., Ltd.
                     
                    - 
                        
2022 ~ (現)
                        President of the Korea Education Frontier Association
                     
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2022 ~ (現)
                        Advisory Committee Member of KERIS Policy Advisory Committee
                     
					- 
                        
2023 ~ (現)
                        Advisory Committee Member of the Innovation Advisory Board at the National Institute for Lifelong Education
                     
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2015 ~ 2020
                        Sungkyunkwan University [Data Science Major Advisory Committee] Member
                                         
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2011  ~ 2020
                        Adjunct Professor at Sogang University Graduate School of Technology Management (MOT)
                                         
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2011 ~ 2018
                        Advisory Committee Member of the Education Planning Committee at the National Institute for Science and Technology Development
                     
                    
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2009 ~ 2015
                        4th, 5th, 6th President of the Korea e-Learning Industry Association
                     
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2009  ~ 2015
                        KERIS Education Informationization Forum Member
                     
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2009  ~ 2015
                        Committee Member of the e-Learning Industry Development Committee at the Ministry of Trade, Industry and Energy
                     
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2009  ~ 2015
                        Member of the Content Industry Promotion Subcommittee of the Ministry of Culture, Sports and Tourism
                     
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2009  ~ 2015
                        Chairperson of the Smart Learning Forum Operating Committee
                     
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2009  ~ 2015
                        Director of the Korean HRD Enterprise Association
                     
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2009  ~ 2015
                        Vice President of the Korean Society for Industrial Education
                     
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1988  ~ 2001
                        Vice President and Co-founder of TurboTech