The Lee Inpyo Foundation is a non-profit organization established by the founder CEO of the Esquire Corporation Inpyo Lee in 1981. The Foundation established the Korea Social Science Library in 1983, and the Korean Social Survey Data Archive in 2003. In 2006 the Foundation integrated the two institutions into the newly established Korea Social Science Data Archive (KOSSDA), and has supported KOSSDA continuously.
 
History
2010.  2 Renamed the Lee Inpyo Foundation
2007. 10 Launching of the Korea Social Science Data Archive English website service
2007.   9 Launching of the Korea Social Science Data Archive Database system and website
2006.   9 Establishment of the Korea Social Science Data Archive by integrating the Korea Social Science Library and the Korean Social Survey Data Archive
2006.   1 Renamed the Esquire Foundation
2004. 11 Launching of the Korea Social Survey Data Archive website service
2003.   8 Launching of the Korea Social Survey Data Archive
1991. 12 Renamed the Esquire Foundation of Social Sciences
1991. 10 Opening of the first Inpyo Children’s Library abroad (China)
1990.   5 Opening of the first Inpyo Children’s Library in Korea
1983.   5 Opening of the Korea Social Science Library
1981.   4 Establishment of the Lee Inpyo Foundation
Board of Trustees
Chairman
Beom Lee
Trustees
Doo-Sub Kim Prof. of Sociology, Hanyang Univ.
Hyun-Chin Lim Prof. of Sociology, Seoul National Univ.
Kang-Shik ChoiProf. of Echonomics, Yonsei Univ.
Myungun Kim Prof. of Psychology, Seoul National Univ.
Nae Young Lee Prof. of Political Science, Korea Univ.
Seo Il Chae Prof. of Business Adm., Korea Univ.
Yong-Duck JungProf. of Public Adm., Seoul National Univ.
Chairman Emeritus
Hyunho Seok