| Category | Certification Institution | Registration No and Business Code |
|---|---|---|
| Certification of Customer Registration
(Repair and Maintenance) |
Korea South-East Power Co. | SE-0638 |
| Korea Southern Power Co. | E537 | |
| Korea East-West Power Co. | U269 | |
| Korea Western Power Co. | W-1057 | |
| Korea Midland Power Co. | B028 | |
| Certification of Venture Business | Korea Technology Finance Co. | No. 20120108500 |
| Certification of Professional R&D Department |
Korea Industrial Technology Association | No. 2013150478 |
| ISO9001 (Quality Management Standards) |
SMR | QMS-K13881 |
| EPC(Excellent Performance Certification) | Small and Medium Business Administration | 제25-122 |