| AENOR INTERNACIONAL, S.A.U. | Madrid | |
| APAVE Certification | PARIS | |
| BELLIS Testing and Certification of Home Appliances and Industrial Products JSC | Minsk | |
| CERTIF – Associação para a Certificação | Almada | |
| CSA Group | Toronto | |
| Centre Testing International Pte. Ltd. | | |
| China Quality Certification Center (CQC) | Beijing | |
| DEKRA Certification B.V. | Arnhem | |
| EVPU | Nova Dubnica | |
| Emirates Authority for Standardization and Metrology (ESMA) | Dubai | |
| Eurofins Electric & Electronic Product Testing AG | Fehraltorf | |
| Eurofins Product Service GmbH | Reichenwalde b. Berlin | |
| Hansecontrol Zertifizierungsgesellschaft mbH | Hamburg | |
| IMQ S.p.A. | Milano | |
| INSTITUTO ARGENTINO DE NORMALIZACION Y CERTIFICACION (IRAM) | Buenos Aires | |
| ITE PREDOM Division | Warsaw | |
| Intertek Semko AB | Kista | |
| Intertek Testing & Certification Ltd. | Surrey | |
| Intertek Testing Services (Singapore) Pte Ltd | Singapore | |
| Japan Electrical Safety and Environment Technology Laboratories (JET) | Tokyo | |
| Japan Quality Assurance Organization (JQA) | Tokyo | |
| KTC - Korea Testing Certification | Gyeonggi-do, 15809 | |
| KVALITET | NIS | |
| Kiwa Nederland B.V. | | |
| Korea Testing & Research Institute (KTR) | Gyeonggi-do | |
| Korea Testing Laboratory (KTL) | Seoul | |
| LCIE | Fontenay-Aux-Roses | |
| NEMKO AS | Lysaker | |
| OVE | Vienna | |
| QPS Evaluation Services, Inc. | Toronto | |
| SGS Belgium N.V. - Division SGS-CEBEC | BRUSSEL | |
| SGS Fimko Ltd | Helsinki | |
| SIQ - Slovenian Institute of Quality and Metrology | Ljubljana | |
| SIRIM QAS International Sdn. Bhd. (SIRIM) | Shah Alam, Selangor | |
| SLG Prüf- und Zertifizierungs GmbH | Hartmannsdorf | |
| TÜV NORD CERT GmbH | Essen | |
| TÜV Rheinland InterCert Kft., MEEI Division | Budapest | |
| TÜV Rheinland Japan Ltd. | Yokohama | |
| TÜV Rheinland LGA Products GmbH | Nürnberg | |
| TÜV SÜD PSB Pte. Ltd. | Singapore | |
| TÜV SÜD Product Service GmbH | München | |
| UL (Demko) | Ballerup | |
| Ukrainian Scientific and Technical Institute for Certification and Testing of Electrical Equipment UkrTEST of SE “Ukrmetrteststandart” | Kyiv | |
| VDE Prüf- und Zertifizierungsinstitut GmbH | Offenbach / Main | |
