| Abbreviation | Definition |
|---|---|
| MCNA | Management Certification of North America |
| MCP | Mark Collins Projects |
| MCP | Merck & Company Pharmaceuticals |
| MCP | Midwest Computer Products |
| MCP | Minnesota Corn Processors |
| MCPC | Mobile Computing Promotion Consortium |
| MCPI | Mandan Chrysler Plymouth, Inc. |
| MCPI | Med Cannabis Pharma Inc |
| MCPI | Medical Conference Planners, Inc. |
| MCPI | Microfinance Council of the Philippines Inc |
| MCPP | Modern Corporation and Private Property |
| MCPS | Mechanical Copyright Protection Society |
| MCRC | Massachusetts Capital Resource Company |
| MCRC | Millennium Capital and Recovery Corporation |
| MCRE | McRoberts Commercial Real Estate |
| MCRI | Monarch Casino Resort INC |
| MCS | Mallen Consulting Services |
| MCS | Managed Communication Services |
| MCS | Micro Control Solutions |
| MCS | Minimum Company Standards |