| Mc Junkin Corp (Harvey, LA)
|
| Mc Junkin Corp (Farmington, NM)
|
| Mdc Vacuum Products Corp (Hayward, CA)
|
| Mead Westvaco Calmar (Buena Park, CA)
|
| Meador Supply Co (Twinsburg, OH)
|
| Mechanical Pipe & Supply Corp (Albany, NY)
|
| Mechanical Systems Support Co (Norfolk, VA)
|
| Mega Valve Co (Pittsburgh, PA)
|
| Metaris Hydraulics (Forest, MS)
|
| Metro Instruments (New Baltimore, MI)
|
| Metro Rubber & Supply (Smyrna, GA)
|
| Metso Automation (Lithia Springs, GA)
|
| Metso Automation (Charlotte, NC)
|
| Micromat Co (Mahwah, NJ)
|
| Mighty Clean Corp (Tulsa, OK)
|
| Miller Valve Co Inc (Pittsburgh, PA)
|
| Milliken Valve Co (Bethlehem, PA)
|
| Minnerallac (Hampshire, IL)
|
| Mitos Technology (Phoenixville, PA)
|
| Mobile Hose & Spray Systems (Sarasota, FL)
|
| Montrose/Sanford Hydraulics (Sanford, ME)
|
| Morse Fluid Technologies (Scarsdale, NY)
|
| Motion Industries Inc (Piqua, OH)
|
| Motion Industries Inc (Houston, TX)
|
| Mo-Trim (Cambridge, OH)
|
