| 인증 | 최초인증일 | 유효기간 | 인증/담당 기관 |
|---|---|---|---|
| ISO 9001 (QMS, Quality Management System, 품질경영시스템) |
1996.05.14 |
2026.04.29 ~ 2029.04.28 *2026년부터 통합 인증 (Integrated Certification from 2026) |
로이드인증원 (Lloyd's Register Quality Assurance) |
| ISO 14001 (EMS, Environmental Management System, 환경경영시스템) |
2008.10.19 | ||
| ISO 45001 (OHSMS, Occupational Health & Safety Management System, 안전보건경영시스템) |
2008.04.29 | ||
| ICMC (International Cyanide Management Code, 국제시안화물관리규범) |
2008.03.10 | 2026.04.08~2029.04.07 | 국제시안화물관리협회 (International Cyanide Management Institute) |
| ISCC PLUS (International Sustainability & Carbon Certification PLUS, 지속가능성·탄소인증) |
2021.10.21 | 2025.10.21~2026.10.20 | 컨트롤유니온 (Control Union Certifications Germany GmBH) |