• 포스코                                           • 현대종합금속                                     • 현대중공업
• 삼성중공업                                     • 세아ESAB                                         •  두산중공업
• 한진중공업                                     • 대우조선해양                                     • 한국가스공사
• 현대자동차                                     • 동국S&C                                           • KISWEL(고려용접봉)
• 현대제철                                        • 현대건설                                           • STX조선해양
• 대한조선                                        • 두산인프라코어                                  • 성동조선해양
• 현대미포조선                                  • 게르마니셀로이드                               • 한국코오베용접
• 웰텍                                              • 성진지오텍                                        • 메탈넷코리아
• 국제웰즈                                        • 한국트럼프 지엠비에이취                     • 디웰테크
• 한국용접공업협동조합                      • 동일세라믹                                        • 유로비젼
• 세아제강                                        • 세종공업                                           • 고려개발
• 웰메이트                                        • 세원셀론텍                                        • 스틸플라워
• 미주제강                                        • 지엔텍홀딩스                                     • 신한다이아몬드공업
• 한국가스안전공사                            • 조웰(조흥전기산업)                             • 조선선재
• 현대삼호중공업                               • 한국선급협회                                     • 동화엔텍
• 삼공사                                           • 한국기계연구원                                  • 포스코건설
• 한국전력연구원 전력정보센터            • 청송산업                                           • 포항산업과학연구원
• 용접지식정보센터 (월드넷)                • 한국생산기술연구원                            • 무한정보공유 (테크노넷)
• SK설비관련 종합                              • 미래로시스템

• IIW (International Institute of Welding)
• AWS (American Welding Society)
• JWS (Japan Welding Society)
• Welding CANADA-The Online Welding Magazine
• The Canada Welding Bureau
• WTIA (Welding Technology Institute of Australia)
• American Iron and Steel Institute
• The Swedish Institute of Steel Construction
• The Ohio Sate Welding Engineering Program
• SLV (The SLV Duisburg Ltd.)
• LeTourneau University
• Hobart Institute of Welding Technology
• Ohio State University Materials Science and Engineering

• Cambridge International Science Publishing
• US-Russia Marketing Group
• Engineering Information Inc.
• University of Bath Advanced Welding and Joining Unit
• E.O.Paton Welding Institute
• Spartan School of Aeronautics
• Vincennes University Welding Technology Page
• ASME (American Society of Mechanical Engineers)
• Edison Welding Institute
• TWI (The Welding Institute)
• ASM (American Society for Metals)
• American Society for Nondestructive Testing
• American Institute of Steel Construction