Athens Stock Exchange 
Aircraft Survivability Equipment 
Airborne Support Equipment 
Application Service Element 
Automotive Service Excellence 
Active Seismic Experiment 
amplified spontaneous emission 
Active Storage Element 
Adaptive Server Enterprise 
Air Support Element 
Airborne Search Equipment 
Allowable Steering Error 
Amalgamated Society of Engineers 
American Stock Exchange 
Aviation Safety Engineer 
AC Shaker Electronics 
accelerated solvent extraction 
activated sludge effluent 
Advanced Space Engine 
Aerospace Support Equipment 
Alliance to Save Energy 
Altimeter System Error 
Altimetry System Error 
American Satellite and Engineering 
American Society of Echocardiography 
Amsterdam Stock Exchange 
Application Service Elemant 
Application Service Elements 
Aromatic Stabilization Energy 
Association for Science Education