Forging Companies
| Industrial Steel Construction (Gary, IN)
Primarily Serving: Hammond, IN - Oak Lawn, IL - Tinley Park, IL - Chicago, IL |
| Industrial Steels (Colleyville, TX)
Primarily Serving: Euless, TX - Grapevine, TX - North Richland Hills, TX - Flower Mound, TX |
| Inland Precision Die (Riverside, CA)
Primarily Serving: Colton, CA - Fontana, CA - Corona, CA - Rialto, CA |
| Inland Steel Co (East Chicago, IN)
Primarily Serving: Hammond, IN - Gary, IN - Oak Lawn, IL - Chicago, IL |
| Innovative Sintered Metals (Saint Marys, PA)
Primarily Serving: Erie, PA - Buffalo, NY - Pittsburgh, PA - East Amherst, NY |
| Inside Oregon Enterprises (Baker City, OR)
Primarily Serving: Nampa, ID - Meridian, ID - Boise, ID - Kennewick, WA |
| Insta-Chain Inc (Springville, UT)
Primarily Serving: Provo, UT - Orem, UT - Sandy, UT - South Jordan, UT |
| Intermountain Industrial Supl (Portland, OR)
Primarily Serving: Beaverton, OR - Clackamas, OR - Vancouver, WA - Gresham, OR |
| International Crankshaft Inc (Georgetown, KY)
Primarily Serving: Lexington, KY - Louisville, KY - Cincinnati, OH - Hamilton, OH |
| International Master Products (Montague, MI)
Primarily Serving: Grand Rapids, MI - Wyoming, MI - Milwaukee, WI - Kalamazoo, MI |
| International Mill Svc (Gary, IN)
Primarily Serving: Hammond, IN - Oak Lawn, IL - Tinley Park, IL - Chicago, IL |
| International Non-Ferrous Mtls (Chester, PA)
Primarily Serving: Wilmington, DE - Philadelphia, PA - Camden, NJ - Newark, DE |
| International Titanium Corp (New Brighton, PA)
Primarily Serving: Pittsburgh, PA - Youngstown, OH - Canton, OH - Akron, OH |
| International Tube & Pipe Inc (San Antonio, TX)
Primarily Serving: New Braunfels, TX - San Marcos, TX - Austin, TX - Cedar Park, TX |
| International Valve & Controls (Lumberton, NC)
Primarily Serving: Fayetteville, NC - Wilmington, NC - Cary, NC - Raleigh, NC |
| Interstate Steel Ctr Co (Los Angeles, CA)
Primarily Serving: Huntington Park, CA - Inglewood, CA - Glendale, CA - Monterey Park, CA |
| Intersteel Inc (Louisville, KY)
Primarily Serving: Lexington, KY - Bloomington, IN - Owensboro, KY - Cincinnati, OH |
| Ipsco Steel Alabama Inc (Gadsden, AL)
Primarily Serving: Birmingham, AL - Huntsville, AL - Decatur, AL - Tanner, AL |
| Ipsco Texas Inc (Houston, TX)
Primarily Serving: Pasadena, TX - Missouri City, TX - Sugar Land, TX - League City, TX |
| Ipsco Tubulars Inc (Geneva, NE)
Primarily Serving: Lincoln, NE - Omaha, NE - Bellevue, NE - Manhattan, KS |
| Iron Forge (Riverside, CA)
Primarily Serving: Colton, CA - Fontana, CA - Corona, CA - Rialto, CA |
| Iron Kingdom (Hyattsville, MD)
Primarily Serving: Silver Spring, MD - Bethesda, MD - Bowie, MD - Arlington, VA |
| Isa Brokerage Inc (Louisville, KY)
Primarily Serving: Lexington, KY - Bloomington, IN - Owensboro, KY - Cincinnati, OH |
| Isaac Group (Dearborn, MI)
Primarily Serving: Dearborn Heights, MI - Detroit, MI - Taylor, MI - Westland, MI |
| Isg Cleveland Inc (Cleveland, OH)
Primarily Serving: Lakewood, OH - Mentor, OH - Cuyahoga Falls, OH - Elyria, OH |
