State Emergency Response Commission 
Science and Engineering Research Counc… 
Smithsonian Environmental Research Cen… 
Satellite Educational Resources Consor… 
Software Engineering Research Center 
Solar Energy Research Center 
Southeastern Electric Reliability Coun… 
Systems Engineering Research Center 
Systems Engineering Research Corporati… 
Science and Engineering Research Cente… 
Science Executive Research Council 
Scottish Endurance Riding Club 
SERC Reliability Corporation 
SERVICE BANCORP, INC. 
Smithsonian Enviromental Research Cent… 
Software Engineering Resource Center 
Space Engineering Research Center 
State Education Resource Center 
State Emergency Response Commission's 
State Emergency Response Coordinator 
State Energy Regulatory Commission 
Structural Engineering Research Center 
Supercomputer Education and Research C… 
Swedish Energy Research Commission