| Issuing ExCB | QAR Ref. Number | Sites audited | Manufacturer | |
|---|
| 2 |  BAS - Baseefa |  |
| 52 | BAS - Baseefa (2001) Ltd. | |
| 11 | BKI - Testing Station for Explosion Proof Equipment | |
| 2 | BVS - DEKRA EXAM GmbH | |
| 13 | BVS - EXAM BBG Prüf- und Zertifizier GmbH | |
| 4 | BVS - EXAM BBG Prüf- und Zertifizier GmbH | |
| 2 | CCVE - NANIO "CCVE" | |
| 4 | CES - CESI | |
| 6 | CQM - China Quality Mark Certification Group Co., Ltd. | |
| 8 | CSA - CSA International | |
| 11 | DNV - DNV | |
| 1 | FMG - FM Approvals LLC | |
| 1 | FTZU - Fyzikalne technicky zkusebni ustav | |
| 5 | INE - INERIS | |
| 1 | ITA - International Testing and Certification Services Pty. Ltd | |
| 9 | ITS - Intertek Testing & Certification Limited | |
| 12 | KEM - KEMA Quality B.V. | |
| 3 | KGS - Korea Gas Safety Corporation | |
| 2 | KOS - Korea Occupational Safety and Health Agency (KOSHA) | |
| 5 | LCI - Laboratoire Central des Industries Electriques (LCIE) | |
| 6 |  NEM - NEMKO | |
| 1 | | NO/NEM/QAR07.0003/00 | Technor Safe Ex as Dusavikveie... | Technor Safe Ex as Dusavikveie... | |
| 1 | | NO/NEM/QAR06.0002/01 | Cavotec Micro-Control AS Wesse... | Cavotec Micro-Control AS Wesse... | |
| 1 | | NO/NEM/QAR06.0006/00 | Shimada Electric Co., Ltd. 946... | Shimada Electric Co., Ltd. 946... | |
| 1 | | NO/NEM/QAR07.0001/00 | BAREL AS Kaiveien 2 N-9917 Kir... | BAREL AS Kaiveien 2 N-9917 Kir... | |
| 1 | | NO/NEM/QAR08.0006/00 | Smar Equipamentos Industriais,... | Smar Equipamentos Industriais,... | |
| 1 | | NO/NEM/QAR08.0007/00 | CorrOcean ASA Teglgċrden N-748... | CorrOcean ASA Teglgċrden N-748... | |
| 10 | PTB - Physikalisch-Technische Bundesanstalt (PTB) | |
| 12 | SIM - Safety in Mines Testing and Research Station (Simtars) | |
| 40 | SIR - SIRA Certification Service | |
| 2 | SP - SP Technical Research Institute of Sweden | |
| 16 | TSA - TestSafe Australia | |
| 9 | TUN - TÜV NORD CERT GmbH | |
| 4 | UL - Underwriters Laboratories Inc (UL) | |
| 9 | ULD - UL International DEMKO A/S | |
| 1 | VTT - VTT Technical Research Centre of Finland | |
| 263 | | |