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| Registered License | Registry | No. | Date |
|---|---|---|---|
| Civil/Architecture Construction | Jeollanam-do Province | No. 1492 | 1994.04.01 |
| Industry/Environment/Facilities Construction | Gyeonggi Province | No.27 | 1997.10.13 |
| Landscape Architecture | Gyeonggi Province | No.10-0139 | 2008.04.04 |
| Electrical Construction | Jeollanam-do Province | Jeonnam-0095 | 1999.05.18 |
| Information/Communication Construction | Jeonnam communication office | No.140285 | 1995.12.11 |
| Fire Protection Facilities | Anyang Fire Station | Gyeonggi Anyang No.2015-14 | 2015.05.19 |
| Civil Construction | Suwon City Hall | Suwon08-2-05 | 2008.07.10 |
| Reinforced Concrete Construction | Suwon City Hall | Suwon08-09-02 | 2008.07.10 |
| Boring.grouting Construction | Suwon City Hall | Suwon08-12-02 | 2008.07.10 |
| Gas Facilities Construction | Suwon City Hall | Suwon09-23-02 | 2009.09.29 |
| Overseas Construction Industry (Industry/Environment/Facilities Construction) | International contractors Association of Korea | No.84 | 2003.01.29 |
| Overseas Construction Industry (Civil/Architecture Construction) | International contractors Association of Korea | No.351 | 2003.01.29 |
| Overseas Construction Industry (Landscape Architecture) | International contractors Association of Korea | No.1115 | 2015.11.04 |
| Overseas Construction Industry(Electrical Construction) | International contractors Association of Korea | No.1813 | 2015.11.04 |
| Specializing in Environmental Works (air) | Gyeonggi Province | No.78 | 1783.07.18 |
| Specializing in Environmental Works (water quality) | Gyeonggi Province | No.120 | 1983.07.18 |
| Specializing in Environmental Works (NVH) | Gyeonggi Province | No.12 | 1983.07.18 |
| Agent for public sewerage system management(Sewage conduit)] | Han River Basin Environmental Office | No.2-43 | 2014.02.10 |
| Agent for public sewerage system management(10,000m2/per day or more) | Han River Basin Environmental Office | No.1-40 | 2014.02.10 |
| Real Estate Development | Gyeonggi Province | Gyeonggi08023 | 2008.05.19 |
| Housing, Land Registration composition | Korea Housing Builders Association | Gyeonggi-Judae2000-0074 | 2000.10.25 |
| Livestock Night Soil Treatment Facilities Design and Construction | Anyang City Hall | No.2015-1 | 2015.06.08 |
| Sewage Treatment Facilities Design and Construction | Anyang City Hall | No.2015-1 | 2015.06.03 |
| Energy Conservation Service Compay | Korea Energy Management Corporation | No.1999-0054-5 | 1999.11.09 |
| Renewable Energy Service Company | Minstry of Knowledge Economy | No2006-0275 | 2006.06.07 |
| Construction Engineering consultant | Gyeonggi Province | Gyeonggi1-2-207 | 2015.06.22 |
| Reported as an Engineering Company | Korea Enginering and Consulting Association | No.E-11-000052 | 2001.07.07 |
| Institution to Conduct Inquiries on Influence on Underground Water | Anyang City Hall | No.2013-3 | 2013.10.16 |