Forging Companies
| Lincoln County Fabricators (Lincolnton, NC)
Primarily Serving: Gastonia, NC - Charlotte, NC - Concord, NC - Rock Hill, SC |
| Lincoln Forge (Riverview, MI)
Primarily Serving: Taylor, MI - Dearborn, MI - Dearborn Heights, MI - Westland, MI |
| Lins Used Iron & Metal Depot (Dodge Center, MN)
Primarily Serving: Rochester, MN - Lakeville, MN - Burnsville, MN - Eden Prairie, MN |
| Liquidyn Process Technologies (Wheat Ridge, CO)
Primarily Serving: Arvada, CO - Westminster, CO - Denver, CO - Broomfield, CO |
| Liverpool Coil Processing Div (Valley City, OH)
Primarily Serving: Elyria, OH - Lakewood, OH - Lorain, OH - Cleveland, OH |
| Ljt Texas (Temple, TX)
Primarily Serving: Killeen, TX - Waco, TX - Georgetown, TX - Round Rock, TX |
| Lloyd's Mechanical Engineering (Owensboro, KY)
Primarily Serving: Evansville, IN - Bowling Green, KY - Louisville, KY - Clarksville, TN |
| Lone Star Steel (Lone Star, TX)
Primarily Serving: Jefferson, TX - Longview, TX - Tyler, TX - Shreveport, LA |
| Lone Star Steel Co (Houston, TX)
Primarily Serving: Pasadena, TX - Missouri City, TX - Sugar Land, TX - League City, TX |
| Lone Star Steel Co (Malvern, PA)
Primarily Serving: Wilmington, DE - Philadelphia, PA - Camden, NJ - Newark, DE |
| Louis Kutz & Son (Binghamton, NY)
Primarily Serving: Scranton, PA - Syracuse, NY - Clay, NY - Utica, NY |
| Louis Perlman & Sons Inc (Pittsfield, MA)
Primarily Serving: Albany, NY - Chicopee, MA - Springfield, MA - Schenectady, NY |
| Louisville Forge & Gear Works (Georgetown, KY)
Primarily Serving: Lexington, KY - Louisville, KY - Cincinnati, OH - Hamilton, OH |
| Lsv Metals Inc (Minneapolis, MN)
Primarily Serving: Minnetonka, MN - Saint Paul, MN - Eden Prairie, MN - Burnsville, MN |
| Lucas Engineered Steels (Birmingham, AL)
Primarily Serving: Tuscaloosa, AL - Decatur, AL - Tanner, AL - Huntsville, AL |
| Lucchini Usa (Tarrytown, NY)
Primarily Serving: White Plains, NY - Yonkers, NY - Greenwich, CT - Mount Vernon, NY |
| M & H Fabricating Co Inc (Springfield, OH)
Primarily Serving: Dayton, OH - Middletown, OH - Columbus, OH - Hamilton, OH |
| M & P Flange & Pipe Protection (Houston, TX)
Primarily Serving: Pasadena, TX - Missouri City, TX - Sugar Land, TX - League City, TX |
| M & S Fabrication (Altavista, VA)
Primarily Serving: Lynchburg, VA - Roanoke, VA - Burlington, NC - Greensboro, NC |
| M C Metal (San Francisco, CA)
Primarily Serving: Daly City, CA - South San Francisco, CA - Alameda, CA - Oakland, CA |
| M Fralicks & Sons (Cedar Hill, TX)
Primarily Serving: Grand Prairie, TX - Arlington, TX - Dallas, TX - Irving, TX |
| Maas-Hansen Steel Corp (Los Angeles, CA)
Primarily Serving: Huntington Park, CA - Inglewood, CA - Glendale, CA - Monterey Park, CA |
| Mac Lean Flowform Llc (Toledo, OH)
Primarily Serving: Taylor, MI - Ann Arbor, MI - Canton, MI - Westland, MI |
| Mac Queen Equipment Inc (Saint Paul, MN)
Primarily Serving: Minneapolis, MN - Burnsville, MN - Eden Prairie, MN - Minnetonka, MN |
| Mac Steel Svc Ctrs Usa (Rockford, IL)
Primarily Serving: Janesville, WI - Elgin, IL - Hoffman Estates, IL - Schaumburg, IL |
