* Samsung Everland Co., Ltd.
* Samsung Engineering Co., Ltd.
* Samsung Heavy Industries Co., Ltd.
* Toyo Engineering Co., Ltd.
* Hanwha Engineering & Construction Co., Ltd.
* Hyundai Engineering & Construction Co., Ltd.
* Hyundai Engineering Co., Ltd.
* Human & Technologies Co., Ltd.
* SK Co., Ltd.
* SK Engineering & Construction Co., Ltd.
* JEIO Co., Ltd.
* Hi-tech Engineering Co., Ltd.
* Koch-Glitsch Korea Co., Ltd.
* Hanyang Engieering Co., Ltd.
* G-PEM Engineers, Co., Ltd.
* Q & Tech Engineering Co., Ltd.
* Keumsung Plant Engineering Co., Ltd.
* Nano S-tech Co. Ltd.
* Daeyang Climate Control Co., Ltd.
* Daewoo International Co., Ltd.
* Seohee Engineering Co., Ltd.
* Sewon Engineering Co., Ltd.
* Shindong Energy Co., Ltd.
* ITS Co., Ltd.
* ITL Enterprise Co., Ltd.
* Ajin Industrial Co., Ltd.
* Energy Solutions Co., Ltd.
* Enerpia Co., Ltd.
* Human & Clean Nature Co., Ltd.
* Yeonwoo Engineering Co., Ltd.
* Cheil Engineering. Co., Ltd.
* GM Co., Ltd.
* Cando Co., Ltd.
* Chemicro Co., Ltd.
* Kocat Co., Ltd.
* Key Tech Co., Ltd.
* Halla Energy & Environment Co., Ltd.
* Hans Environment Egineering Co., Ltd.
* Haelimeng Engineering Co., Ltd.
 
* MEC Co., Ltd.
* Air Liquide Co,. Ltd
* Chiyoda Co., Ltd.
* Idemitsu Kosan Co. Ltd.
* Ingenteria Y Diseno Europeo, S. A.
* JGC Co., Ltd
* Odeco Co., Ltd
 
* IOCL Project, India (1999.112000.02)
39 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* PEMEX SALAMANCA Project, Mexico (2000.012000.02)
10 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* PEMEX TULA Project, Mexico (2000.012000.02)
39 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* HONAM Petrochemical TBA Project, Korea (2000.022000.02)
17 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* BPCX(HDPE) Project, Thailand (2000.022000.03)
37 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* PMPC PVC Project, Vietnam (2000.032000.04)
7 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* NIC PDH/PP Project, Saudi Arabia (2000.082000.10)
38 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* Samsung Fine Chemicals Malamine Project, Korea (2002.01~2002.10)
14 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* Capro Caprolactam Expansion II Project, Korea (2002.07~2002.11)
45 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* IOCL LAB Project, India (2002.11~2002.11)
54 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* PTT(Gas) Project, Thailand (2003.01~2003.10)
24 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* AA Project, Japan (2003.05~2003.05)
8 Items of Heat Exchanger Design for Chiyoda Co., Ltd.
* CMA Project, China (2003.10~2003.12)
66 Items of Heat Exchanger Design for JGC Co., Ltd.
* SCI HYCO Project, China (2003.03~2003.09)
14 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* Kumho P&B Chemicals Phenol/Cumene Project, Korea (2003.04~2003.05)
48 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* Samsung Petrochemicals PTA Project, Korea (2003.12~2003.12)
20 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* Samsung Atofina SGC(Aromatic) Project, Korea (2004.04~2004.09)
40 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* TOC EO/EG Project, Thailand (2004.04~2004.12)
39 Items of Heat Exchanger Design for Samsung Engineering Co., Ltd.
* JCP Project, Saudi (2004.07~2004.08)
46 Items of Heat Exchanger Design for JGC Co., Ltd.
* C-PTG Project, Japan (2004.10~2004.10)
69 Items of Heat Exchanger Design for MEC Co., Ltd.
* BDN2 Project, Japan (2004.11~2004.11)
68 Items of Heat Exchanger Design for MEC Co., Ltd.
* Butene-1 Project, Japan (2005.03~2004.04)
33 Items of Heat Exchanger Design for JGC Co., Ltd.