| Marval Industries (Mamaroneck, NY)
|
| Mass Polymers Corp (Somerville, NJ)
|
| Matrix Polymers (Cincinnati, OH)
|
| Mc Cann Color Inc (Canton, OH)
|
| Mc Carthy Polymers Inc (Longmeadow, MA)
|
| Mc Kenzie Taxidermy Supplies (Salisbury, NC)
|
| Mcm Plastics Inc (Houston, TX)
|
| Medena Direct Inc (Fort Lauderdale, FL)
|
| Mega Pumps Inc (Eatontown, NJ)
|
| Meledo Enterprises (Tucson, AZ)
|
| Mellex Enterprises (Nacogdoches, TX)
|
| Mellizo Plastic Covers (New York, NY)
|
| Memphis Plastic Pipe Inc (Philadelphia, PA)
|
| Merit Paper Corp (Melville, NY)
|
| Merquinsa North America Inc (Duncanville, TX)
|
| Metabolix Inc (Cambridge, MA)
|
| Metachem Resins Corp (West Warwick, RI)
|
| Metro Plastics Inc (Harrison, NJ)
|
| Metro Poly (Hicksville, NY)
|
| Metzger Mc Guire Co (Bow, NH)
|
| Mfd Poly Products (Phoenix, AZ)
|
| Mfg West (Victorville, CA)
|
| Michael Day Enterprises (Wadsworth, OH)
|
| Michael L Mc Closkey (Kalamazoo, MI)
|
| Michelex Corp (Massena, NY)
|
