Presidential
Citation(2023)

Citation as an excellent partner
for Busan City Gas (2020)

Ulsan University of Science
of appreciation(2019)

Ulsan University of Science
of appreciation(2018)

SK innovation certificate
of appreciation(2017)

SUNCOR & SK E&C Co., Ltd. Port Hill
Project Appreciation (2016)

Citation from the Ministry of Land,
Infrastructure and Transport(2015)

SK E&S
Citation(2011)

Korea Construction
Association Award(2011)

SK E&C
commendation(2009)

SK energy
commendation(2009)

GS E&C
Audit(2009)

Korea Equipment Construction Association Performance Excellence Award(2009)

SK Energy
Audit
(2007)

SKE/SK
Audit
(2006)

SK energy commendation
(2005)

SK Energy Appreciation
(2005)

LG E&C Citation
(2003)

SK Gas Appreciation
(1999)

SK Energy Appreciation
(1999)

SK E&C Achievement
(1998)

Sunkyung Construction
Citation (1997)