| Media Direct (Geneseo, IL)
|
| Medical Laboratory Solutions (Norfolk, VA)
|
| Megasonics (New Canaan, CT)
|
| Megger Limited (Dallas, TX)
|
| Meggitt Defense Systems (Irvine, CA)
|
| Megrue Microanalytical Systems (New Canaan, CT)
|
| Mehring Books Inc (Oak Park, MI)
|
| Mensura Inc (Saint Charles, IL)
|
| Mercury Instrument Co (Lakeville, CT)
|
| Meredith Instruments (Glendale, AZ)
|
| Merit Distributing Inc (Draper, UT)
|
| Merss Corp (Indianapolis, IN)
|
| Met One Instruments (Grants Pass, OR)
|
| Metal Arc Inc (Muskegon, MI)
|
| Metal Engineering (Azusa, CA)
|
| Meter-Treater (West Palm Beach, FL)
|
| Metric Test (Hayward, CA)
|
| Metro Computing Solutions (Mequon, WI)
|
| Metro Quip Inc (Corpus Christi, TX)
|
| Mettler-Toledo Inc (Broomfield, CO)
|
| Mettler-Toledo Ingold Inc (Bedford, MA)
|
| Mettler-Toledo Thornton Inc (Bedford, MA)
|
| Meyer Gage Co (South Windsor, CT)
|
| Mgm Co (Bartlesville, OK)
|
| Micro Control Co (Minneapolis, MN)
|
