The following is a list of professional societies related to the mechanical engineering field. These groups either have some sort of certification process or are responsible for the control of various commonly used standards. If other societies should be added to this list, please feel free to comment with their information, or email me directly.
- American Society of Mechanical Engineers (ASME)
- ASTM International (formerly American Society for Testing and Materials)
- International Organization for Standardation (ISO)
- National Society of Professional Engineers (NSPE)
- Society of Plastics Engineers (SPE)
- SAE International (formerly Society of Automotive Engineers)
- Society of the Plastics Industry (SPI)