Office of infrastructure Management Seoul Metropolitan Government 2007.04.30
Selected as an Outstanding Sub-contractor by Hyundai Construction2003.08.01
Selected as an Outstanding Sub-contractor by Daewoo Construction2003.07.23
Korea Expressway Corporation Award Plaque (Outstanding construction of Youngdong Expressway Zone 16)2001.11.01
Selected as an Outstanding Sub-contractor by Daewoo Construction2001.10.24
Construction Association of Korea Seoul Metropolitan City Association's Outstanding Sub-contractor with sincere construction 2001.02.21
Bosung Construction's Outstanding Sub-contractor with Sincere Construction2001.01.02
Samsung Heavy Industry's Outstanding Sub-contractor with Sincere Construction1999.10.19
Hyundai Industrial Development's Outstanding Sub-contractor with Quality Management and Sincere Construction1999.08.01
Uljin Nuclear Power Plant Headquarter's Appreciation Plaque for Outstanding Construction and Shortened Delivery Period 1999.07.01
Sambu Construction Co., Ltd.'s Appreciation Plaque for Sincere Construction and excellent technical skills1999.05.14
Korea Expressway Corporation's Outstanding Sub-contractor for Daejin 1 Construction Office1998.12.23
Seogwang Construction's Appreciation Plaque for Outstanding Construction and Shortened Delivery Period1997.12.02
Namkwang Engineering & Construction Co., Ltd.'s Outstanding Construction for Subway Zone 5-24 Tunnel under-passing the Han River1996.09.14
Sungji Construction's Outstanding Quality Management and Safety Managemet1996.02.27
Woosung Construction's Sincere Construction and Outstanding Quality Management1996.02.02
Dongah Construction Industrial Co., Ltd.: Zero Accident1995.11.10
Dongah Construction Industrial Co., Ltd.: Outstanding in the Comprehensive Construction Assessment 1995.05.26
Ssangyong Engineering & Construction Co., Ltd. & Namkwang Engineering & Construction Co., Ltd's outstanding construction1994.02.21
Contributed to the main-contractor's development for sincere construction for Ssangyong Engineering & Construction Co., Ltd. & Namkwang Engineering & Construction Co., Ltd's1993.02.26
Selected as an Outstanding Sub-contractor by Daewoo Inc.1993.02.05
Daewoo Inc.'s outstanding partner for the Eastern Incheon Combine Cycle Power Plant with excellent construction and shortened delivery period1992.11.17