Gallup , Korea : www.gallup.co.kr
Grey Worldwide : www.greyworldwide.co.kr
Baum Architects : www.baum.co.kr
삼일회계법인 : www.samil.co.kr
안진회계법인 : www.anjin.co.kr
삼정KPMG : www.kr.kpmg.com
Goldman Sachs : www.gs.com
Morgan Stanley : www.morganstanley.com
JP Morgan : www.jpmorganchase.com
Lehman Brohters : www.lehman.com