| Leach International Corp (Buena Park, CA)
|
| Lewus Phase Converters (Payson, AZ)
|
| Line Electric (Glastonbury, CT)
|
| Link Control Systems (Ronkonkoma, NY)
|
| L-Ron Corp (Crystal Lake, IL)
|
| Machine Applications Corp (Sandusky, OH)
|
| Macrodyne Inc (Clifton Park, NY)
|
| Magnetek Drives & Systems (Pittsburgh, PA)
|
| Malema Engineering Corp (Boca Raton, FL)
|
| Mars Controls Co (Hickory Hills, IL)
|
| Martin Automatic Inc (Rockford, IL)
|
| Master Control Systems Inc (Lake Bluff, IL)
|
| Maverick Technical Systems Inc (Gladewater, TX)
|
| Mc Cleer Power Inc (Jackson, MI)
|
| Mc Diarmid Controls Inc (Eugene, OR)
|
| Mcu Engineering Corp (Farmington, MI)
|
| Mdi (Milltown, NJ)
|
| Meder Electronic Inc (Fall River, MA)
|
| Mesa Products Inc (Tallahassee, FL)
|
| Metrex Valve Corp (Glendora, CA)
|
| Metrix Instrument Co (Houston, TX)
|
| Micon Systems (Houston, TX)
|
| Microavionics Corp (Costa Mesa, CA)
|
| Micro-Crane Inc (Pompano Beach, FL)
|
| Microwave Products Group (Ventura, CA)
|
