| Issuing ExCB | QAR Ref. Number | Sites audited | Manufacturer | |
|---|
| 133 |  BAS - Baseefa |  |
| 3 | BAS - SGS Baseefa Limited | |
| 3 | BKI - Testing Station for Explosion Proof Equipment | |
| 60 | BVS - DEKRA EXAM GmbH | |
| 4 | CCVE - NANIO "CCVE" | |
| 33 | CES - CESI | |
| 12 | CQM - China Quality Mark Certification Group Co., Ltd. | |
| 37 | CSA - CSA International | |
| 93 | DEK - DEKRA Certification B.V. | |
| 22 | DNV - DNV | |
| 6 | EPS - Bureau Veritas Consumer Products Services Germany GmbH | |
| 2 | ETL - Intertek | |
| 29 | FME - FM Approvals Ltd | |
| 7 | FMG - FM Approvals LLC | |
| 6 | FTZU - Fyzikalne technicky zkusebni ustav | |
| 1 | IBE - IBExU Institut für Sicherheitstechnik GmbH | |
| 32 | INE - INERIS | |
| 23 | ITA - International Testing and Certification Services Pty. Ltd | |
| 4 | ITA - TUV Rheinland Australia Pty. Ltd | |
| 42 | ITS - Intertek Testing & Certification Limited | |
| 2 | KDB - Central Mining Institute Experimental Mine "Barbara" | |
| 47 | KEM - DEKRA Certification B.V. | |
| 3 | KEM - KEMA Quality B.V. | |
| 8 | KGS - Korea Gas Safety Corporation | |
| 5 | KOS - Korea Occupational Safety and Health Agency (KOSHA) | |
| 5 | KTL - Korea Testing Laboratory | |
| 56 | LCI - Laboratoire Central des Industries Electriques (LCIE) | |
| 26 | NEM - NEMKO | |
| 20 | PTB - Physikalisch-Technische Bundesanstalt (PTB) | |
| 1 | QPS - QPS | |
| 1 | SEV - Electrosuisse div. Testing and Certification | |
| 17 | SIM - Safety in Mines Testing and Research Station (Simtars) | |
| 4 | SIQ - Slovenian Institute of Quality and Metrology (SIQ) | |
| 133 | SIR - SIRA Certification Service | |
| 1 | SP - SP Technical Research Institute of Sweden | |
| 7 | TPS - TÜV SÜD Product Service GmbH | |
| 6 | TRC - TRaC Global Ltd. | |
| 40 | TSA - TestSafe Australia | |
| 33 | TUN - TÜV NORD CERT GmbH | |
| 9 | TUR - TUV Rheinland Industrie Service GmbH | |
| 4 | UL - UL LLC | |
| 28 | UL - Underwriters Laboratories Inc (UL) | |
| 8 | ULD - UL International DEMKO A/S | |
| 7 | VTT - VTT Expert Services Ltd. | |
| 1 | ZLM - ZELM Explosionsschutz GmbH | |
| 1024 | | |