- ADESS stands for Alcohol and Drug Education and Support Services (Loyola University; Maryland)
- ADESS stands for Automated Data Editing and Switching System (translation software)
- ADESS stands for Association des Etudiants (es) en Service Social
- ADESS stands for Agricultural Development Support to Seila (International Fund for Agricultural Development; Cambodia)
- ADESS stands for Analog Data Equipment Switching System
- ADESS stands for Advanced Enterprise Software Solutions
ADESS