SEI
SEI is commonly used to denote organizations in engineering and technology, such as a major Japanese electric firm, a U.S. software research institute, and professional societies for structural and scientific engineering.
Miscellaneous
Sew Easy Industries
Superior Estimation Index
Service and Entertainment Integration
Service Effort and Initiative
Community
Summer Educational Institute
Sheltered English Instruction
The Seeing Eye, Inc.
Sivalayam Educational Institutions
Safety Education Integrity
Scuba Educators International
Governmental
Software Engineering Institute
Space Exploration Initiative
System Engineer and Integrator
Socio Economic Index
Safety Equipment Institute
Support Equipment Installation
System Engineering Instrumentation
Specific Emitter Identification
Science and Engineering Indicators
Sustainable Energy Institute
Solar Energy International
Sustainable Endowment Institute
Strategic Energy Innovations
Structural Engineers Institute
Sustainable Endowments Institute
Structural Engineering Institute
International
Structured English Immersion
Sistemas y Instrumentación
Servicio Extincion De Incendios
Sheltered English Immersion
Academic & Science
Stockholm Environment Institute
Specific Energy Input
Stackpole Electronics Inc
Sumitomo Electric Industries