| MES | 2-(N-Morpholino)ethanesulfonic Acid 
| Others |
| MES | Machine Extreme Service
| Others |
| MES | Machined Extreme Service
| Others |
| MES | Macromedia Enterprise Server
| Others |
| MES | Main Engine Start
| Others |
| MES | Managed Ethernet Service
| Others |
| MEs | Management Elements
| Others |
| MES | Management Excecution System
| Others |
| MES | Manteo Elementary School
| Others |
| MES | Manufacturing Enterprise Solutions
| Others |
| MES | Manufacturing Excution System
| Others |
| MES | Manufacturing Execution System
| Others |
| MES | Manufacturing Execution Systems
| Others |
| MES | Manufacturing Executive System
| Others |
| MES | Manufacturing Extension Systems
| Others |
| MES | Marconi Electronic Systems
| Others |
| MES | Marine Environmental Services
| Others |
| MES | Marine Evacuation System
| Others |
| MES | Market Economy Status
| Others |
| MES | Maryland Environmental Service
| Others |
| MES | Master Earth Station
| Others |
| MES | Master Export Specialist
| Others |
| MES | Master of Environmental Studies
| Others |
| MES | Mated Elements Simulator
| Others |
| MES | Mated Events Simulator
| Others |
| MES | Mav's Elite Squad
| Others |
| MES | Mavericks Elite Squad
| Others |
| MES | Mazda Europe Service
| Others |
| MES | Mcat Enabled Server
| Others |
| MES | Mclaren Electronic Systems
| Others |
| MES | Mechanical Engineering Society
| Others |
| MES | Medan, Indonesia
| Others |
| MES | Medical Emergency Services
| Others |
| MES | Medical Equipment Set
| Others |
| MES | Medical Eye Services
| Others |
| MES | Memory Erase Signal
| Others |
| MES | Message System
| Others |
| MES | Methyl Ethyl Sulphate
| Others |
| MES | Michelin Energy Saver
| Others |
| MES | Micro Engineering Solutions
| Others |
| MES | Microcomputing Engineering Software
| Others |
| MES | Microsoft Exchange Server
| Others |
| MES | Middle Eastern Studies
| Others |
| MES | Midsize Enterprise Summit
| Others |
| MES | Military Engineer Services
| Others |
| MES | Military Engineering Service
| Others |
| MES | Military Engineering Services
| Others |
| MES | Military Experimental Subject
| Others |
| MES | Mine Effects Simulator
| Others |
| MES | Miniature Edison Screw
| Others |
| MES | Minimal Ensemble Search
| Others |
| MES | Minimum Efficient Scale
| Others |
| MES | Ministry of Emergency Situations
| Others |
| MES | Miscellaneous Equipment Specification
| Others |
| MES | Mission Events Sequence
| Others |
| MES | Mobile Education System
| Others |
| MES | Mobile End System
| Others |
| MES | Mobile Enterprise Server
| Others |
| MES | Mobile Enterprise Suite
| Others |
| MES | Mobile Entertainment System
| Others |
| MES | Mobile Equipment Services
| Others |
| MES | Monaco es
| Others |
| MES | Monroe Enterprises Shopping
| Others |
| MES | Muslim Education Society
| Others |
| MES | Muslim Educational Society
| Others |
| MES | Polonia International Airport
| Others |
| MES | WordPerfect Library Macro Editor work space file
| Others |