• Institute of Electronics and Electrical Engineers
• Electrical Generating Systems Association
• American Society of Civil Engineers
• Applied Technology Council
• Society of Manufacturing Engineers
• American Society of Mechanical Engineers
• American Society of Heating, Refrigerating
  and Air-Conditioning Engineers
• American Institute of Chemical Engineers
• American Consulting Engineers Council
• Institute of Industrial Engineers
• Society of Automotive Engineers
• American Institute of Aeronautics and Astronauts
• American Society of Safety Engineers

more to come...