- DMES stands for Diversified Medical Equipment and Supplies (Huntington Beach, CA)
- DMES stands for Department of Marine and Environmental Systems (Florida Institute Technology; Melbourne, FL)
- DMES stands for Dubai Modern Education School (Dubai, United Arab Emirates)
- DMES stands for Division of Marine and Environmental Systems (now Department of Marine and Environmental Systems; Florida Institute of Technology; Melbourne, FL)
- DMES stands for Drug-Metabolizing Enzyme System
- DMES stands for Deployable Mobility Execution System
DMES