| Mississippi Commission on College Accreditation | Academic & Science |
| Microsoft Consolidated Campus Agreement | Academic & Science |
| Myanmar Climate Change Alliance | Academic & Science |
| Michigan Catastrophic Claims Association | Business |
| Marketing Communication Consultant Association | Business |
| Monroe County Commission on Aging | Community |
| Mt Calvary Christian Academy | Community |
| Minority Corporate Counsel Association | Community |
| Mid Central Community Action | Community |
| Michigan Community College Association | Community |
| Magic City Carnival Association | Community |
| Maine County Commissioners Association | Community |
| Minnesota Cheerleading Coaches Association | Community |
| Montgomery Child Care Association | Community |
| Missouri Community College Association | Community |
| Mill Creek Community Association | Community |
| Minnesota Child Care Association | Community |
| Michelangelo College of Creative Arts | Community |
| Minnesota Cable Communications Association | Community |
| Missouri Cheerleading Coaches Association | Community |
| Midwest Community Cat Alliance | Community |
| Marine Corps Cryptologic Association | Community |
| Midwest Center for Creative Arts | Community |
| Mazda Car Club of Australia | General |
| Mountain City Corvette Association | General |
| Mid Continent Corvair Association | General |
| Minnesota Car Club Association | General |
| Model Car Collectors Association | General |
| Mercado Comum Centro Americano | General |
| Message Center Control Assembly | General |
| Medicare Catastrophic Coverage Act | General |
| Military Construction Cooperative Agreements | General |
| Massas Creek Companion Animals | General |
| The Medicare Catastrophic Coverage Act | Governmental |
| Massachusetts Convention Center Authority | Governmental |
| Major Cities Chiefs Association | Regional |
| Marion County Center for the Arts | Regional |
| Minor Counties Cricket Association | Sports |