| Marshfield Scrap Co (Marshfield, WI)
|
| Martek Fabricating (Newmanstown, PA)
|
| Marth's Disposal Svc (Northampton, PA)
|
| Martin Enterprises (Fort Lauderdale, FL)
|
| Martin Rhoad (Reading, PA)
|
| Martinrea International Inc (North Vernon, IN)
|
| Marwais Steel Co (Alamo, CA)
|
| Maryland Metals Processing Inc (Sparrows Point, MD)
|
| Maryland Recycle (Forest Hill, MD)
|
| Mason Corp (Schererville, IN)
|
| Massey Metals (Ninnekah, OK)
|
| Material Works Ltd (Red Bud, IL)
|
| Materials Recovery Co (Troy, NY)
|
| Mattson, D B Co (Belleville, MI)
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| Maverick Tube Corp (Chesterfield, MO)
|
| Mc Carty & Sons Inc (Westbrook, CT)
|
| Mc Iver & Smith Fabricators (Houston, TX)
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| Mc Junkin Corp (Indiana, PA)
|
| Mc Kee's Iron & Metal (Denison, TX)
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| Mc Kinney Sales Assoc (Aliso Viejo, CA)
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| Mc Neilus Steel Inc (Dodge Center, MN)
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| Mc Strut Seismic Systems (Auburn, WA)
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| McFadden Industries Inc (New Hudson, MI)
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| Mega Metals (Phoenix, AZ)
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| Mega Steel & Tube Inc (Gardena, CA)
|
