- CWT National Welding Certification Testing Bureau
- Serve the welding industry, and help maintain the publics safety through the administration and issuance of certifications and accreditations in welding, or inspection and testing.
- Hobart Institute of Welding Technology
- Committed to helping individuals develop marketable welding skills through quality training at minimum cost.
- TWI: Training & Examination Services
- Provides training courses in welding and non-destructive testing at locations around the world.
- Welder Training and Testing Institute
- Institution for learning the newest welding technologies. Courses for all aspects of welding, for the beginner to the professional. Also does weld testing for critical welding applications. Allentown, Pennsylvania.
- Welding Technology Institute of Australia
- Welding and joining technology support centers for Australian industry.
- Welding and Cutting
- Technical, scientific, magazine covering welding, cutting and soldering technology and related fields.