The meaning of the Acronym SEI is...

SEI is

• Safety Equipment Institute
• Sheltered English Immersion
• Sew Easy Industries
• Superior Estimation Index

More Meanings For SEI:

• Stockholm Environment Institute
• Specific Energy Input
• Sports Entertainment Incorporated
• Smithgall Enterprises Inc
• Sykes Enterprise Incorporated
• Special Expiration Index
• Seitel, Inc.
• Sheltered English Instruction
• The Seeing Eye, Inc.
• Simple Inference Engine
• Stockholm Environment Institute
• Software Engineering Institute
• Space Exploration Initiative
• System Engineer and Integrator
• System Engineering Instrumentation

SEI is also in:

• Educational
• Environmental
• Firms
• General
• Military
• NASA
• Non-Profit Organizations
• NYSE Symbols
• Ocean Science
• Physics
• Software