| AISC |
(American Institute of Steel Construction) - Structural steel certified fabricators offering events, seminars and conferences. |
| American Welding Society |
Mission is to provide quality products and services to their members and the industry, which will advance the science, technology and applications of materials joining throughout the world. |
| OSHA |
U.S. Department of Labor Occupational Safety and Health Administration. |
| SEAA |
The Steel Erectors Association of America - Largest steel erectors association in the USA. |
