| Organizations Name | PT. TONA MORA SAKTI |
| Address | Jl. Pendidikan No. 63 A Kel. Tegal Rejo, Kecamatan Medan Perjuangan. |
| Cerrtification Bodies | Sapta Mutu Utama |
| EA Code | 19 |
| Scope of Work | Provision of Medium Voltage Electric Power Distribution Network, Installation of Low Voltage Electric Power Distribution Network, Installation of Electric Power Buildings and Factories, Other Electrical Installations. |
| Standard | ISO 9001 : 2015 |
| Status | Active |
| No. Certificate | SMUQMS/TMS/1266 |
| Issue Date | 17 Maret 2026 |
| 1st Surveillance | 17 Maret 2027 |
| 2nd Surveillance | 17 Maret 2028 |
| Recertification Before | 17 Maret 2029 |
| Standard | ISO 14001 : 2015 |
| Status | Active |
| No. Certificate | SMUEMS/TMS/1266 |
| Issue Date | 17 Maret 2026 |
| 1st Surveillance | 17 Maret 2027 |
| 2nd Surveillance | 17 Maret 2028 |
| Recertification Before | 17 Maret 2029 |
| Standard | ISO 45001 : 2018 |
| Status | Active |
| No. Certificate | SMUOHSMS/TMS/1266 |
| Issue Date | 17 Maret 2026 |
| 1st Surveillance | 17 Maret 2027 |
| 2nd Surveillance | 17 Maret 2028 |
| Recertification Before | 17 Maret 2029 |