| JLJered LLC | Brunswick | GA | — | ◇ UNVERIFIED |
| JPJerry's Piping & Fabrication, INC. | Daphne | AL | — | ◇ UNVERIFIED |
 Jersey Shore Steel INC. | Green Brook | NJ | — | ◇ UNVERIFIED |
| Jersey Shore Steel, INC. | Jackson | NJ | — | ◇ UNVERIFIED |
| JSJf Stearns CO LLC | Hyde Park | MA | — | ◇ UNVERIFIED |
| JEJgb Enterprises, INC | Saint Louis | MO | — | ◇ UNVERIFIED |
| JMJg Merriman CO | Waterford | MI | — | ◇ UNVERIFIED |
| JFJgm Fabricators & Constructors, LLC | Sinking Spring | PA | — | ◇ UNVERIFIED |
| JHJ & H Equipment | Alpharetta | GA | — | ◇ UNVERIFIED |
| JJJim Johnson Dba J&s Welding & Machine Service | Humboldt | TN | — | ◇ UNVERIFIED |
| JSJimmy's Steel Shop, INC. | Albany | NY | — | ◇ UNVERIFIED |
| JJJ & J Burning and Fabricating | Warren | MI | — | ◇ UNVERIFIED |
| JSJ&j Sheet Metal and Fabercation LLC | Bradenton | FL | — | ◇ UNVERIFIED |
| JKJ K Fabrication & Supply LLC | Butte | MT | — | ◇ UNVERIFIED |
| JLJ & L Fabricators, INC. | Leeds | AL | — | ◇ UNVERIFIED |
| JLJ L White CO INC | Jordan | MN | — | ◇ UNVERIFIED |
| JCJm Construction & Engineering | Turlock | CA | — | ◇ UNVERIFIED |
| JCJm Construction Engineering INC. | Turlock | CA | — | ◇ UNVERIFIED |
| JCJm Construction Engineering, INC. | Ballico | CA | — | ◇ UNVERIFIED |
 JM Industries, LLC | Chicago | IL | — | ◇ UNVERIFIED |
| JSJmi Steel INC. | Sun Valley | CA | — | ◇ UNVERIFIED |
| JFJms Fabricated Systems, INC. | Greensburg | PA | — | ◇ UNVERIFIED |
| JWJm Welding Repair Solution, INC. | Hayward | CA | — | ◇ UNVERIFIED |
| JWJ&n Welding and Fabricators Company | Penitas | TX | — | ◇ UNVERIFIED |
| JWJ&n Welding and Fabricators Company | Edinburg | TX | — | ◇ UNVERIFIED |
| JWJ&n Welding and Fabricators Company | Weslaco | TX | — | ◇ UNVERIFIED |
| JIJob-fab, INC. | Washington | PA | — | ◇ UNVERIFIED |
| JAJoco Assembly LLC | Tulsa | OK | — | ◇ UNVERIFIED |
| JOJ. O'connor, LLC | Newington | CT | — | ◇ UNVERIFIED |
| JCJohn Crowley INC | Jackson | MI | — | ◇ UNVERIFIED |
| JCJohnson Construction and Fabrication, INC. | Jefferson | LA | — | ◇ UNVERIFIED |
| JMJohnson Metal Works LLC | Bozeman | MT | — | ◇ UNVERIFIED |
| JMJohnson's Machine and Tool, INC. | Boaz | AL | — | ◇ UNVERIFIED |
| JAJohnston Automation LLC | Beaverton | OR | — | ◇ UNVERIFIED |
| JMJohnston Metalwork, INC | Cheboygan | MI | — | ◇ UNVERIFIED |
| JSJones Sign, INC. | Phoenix | AZ | — | ◇ UNVERIFIED |
| JFJorgensen Family Works, LLC | Redmond | OR | — | ◇ UNVERIFIED |
| JOJose's Ornamental Supply INC | Bakersfield | CA | — | ◇ UNVERIFIED |
| JDJ.p. Donovan Construction, INC. | Rockledge | FL | — | ◇ UNVERIFIED |
| JVJpjw Ventures LLC Dba Pirtek Commerce South | Commerce | CA | — | ◇ UNVERIFIED |
| JVJpjw Ventures LLC Dba Pirtek Corona | Riverside | CA | — | ◇ UNVERIFIED |
| JVJpjw Ventures LLC Dba Pirtek Inland Valley | Ontario | CA | — | ◇ UNVERIFIED |
| JVJpjw Ventures LLC Dba Pirtek Oc | Anaheim | CA | — | ◇ UNVERIFIED |
| JSJps Service, INC. Dba J & S Plating and Repair, INC. | Arlington | TX | — | ◇ UNVERIFIED |
| JEJq Enterprises INC. | West Valley | UT | — | ◇ UNVERIFIED |
| JRJ. Rae Jones, INC. | Panama City | FL | — | ◇ UNVERIFIED |
| JRJ Ray Mcdermott INC West Yd | Amelia | LA | — | ◇ UNVERIFIED |
| JDJr Daniels Com Blds/innovative Steel Str | Modesto | CA | — | ◇ UNVERIFIED |
| JLJrf LTD. | Woodbridge | VA | — | ◇ UNVERIFIED |
| JSJ S Alberici Construction | Saint Louis | MO | — | ◇ UNVERIFIED |
| JMJ's Metal Fabrication LLC | Tulsa | OK | — | ◇ UNVERIFIED |
| JTJ Talley Corp, Talley & Ochoa Metal Fab. | San Jacinto | CA | — | ◇ UNVERIFIED |
| JTJ Tec Industries | East Peoria | IL | — | ◇ UNVERIFIED |
| JBJudd Brothers Machine | Louisville | KY | — | ◇ UNVERIFIED |
| JSJunior Steel CO | Sun Valley | CA | — | ◇ UNVERIFIED |
| JMJustin's Motorsports | Cocolalla | ID | — | ◇ UNVERIFIED |
| JMJWB Manufacturing LLC | Tempe | AZ | — | ◇ UNVERIFIED |
| JIJwf Industries, INC. | Trussville | AL | — | ◇ UNVERIFIED |
| JWJ & W Stainless Steel Fabricators, INC. | San Antonio | TX | — | ◇ UNVERIFIED |
| JAJyoti Americas, LLC | Conroe | TX | — | ◇ UNVERIFIED |
| KTKalenborn Technologies LLC | Soddy Daisy | TN | — | ◇ UNVERIFIED |
| KAKaman Aerospace Corporation | Jacksonville | FL | — | ◇ UNVERIFIED |
| KLKamax L P | Troy | MI | — | ◇ UNVERIFIED |
| KMKanawha Manufacturing CO | Eleanor | WV | — | ◇ UNVERIFIED |
| KVKankakee Valley Steel | Wheatfield | IN | — | ◇ UNVERIFIED |
| KMKannon Manufacturing Inc | Forest Hill | TX | — | ◇ UNVERIFIED |
| KHKardia Holding, LLC | Denver | CO | — | ◇ UNVERIFIED |
| KHKarel Hansen Iron Works INC Dba Hansen Karel Iron | Gardena | CA | — | ◇ UNVERIFIED |
| KSKaty Steel Company INC. | Katy | TX | — | ◇ UNVERIFIED |
| KFKava Fabrication, INC. | Fargo | ND | — | ◇ UNVERIFIED |
| KSKb Steel & Building Products | Newport Beach | CA | — | ◇ UNVERIFIED |
| KBK & B Welding | Pembroke | MA | — | ◇ UNVERIFIED |
| KTKcb Towers INC | Highland | CA | — | ◇ UNVERIFIED |
| KFKC Fab LLC | Grandview | MO | — | ◇ UNVERIFIED |
| KFKc Forge Ornamental LLC | Kansas City | KS | — | ◇ UNVERIFIED |
| KHK&c Hose & Supply, LLC | Pleasanton | TX | — | ◇ UNVERIFIED |
| KTKci Technologies INC. | Charlotte | NC | — | ◇ UNVERIFIED |
| KTKc Tank | Kansas City | KS | — | ◇ UNVERIFIED |
| KKKd Kustom Fab CO. | Boring | OR | — | ◇ UNVERIFIED |
| KMKeating Manufacaturing & Fabrication, INC | Covington | LA | — | ◇ UNVERIFIED |
| KSKeech Steel INC. | Salt Lake City | UT | — | ◇ UNVERIFIED |
| KPKemp Properties, LLC | Warren | MI | — | ◇ UNVERIFIED |
| KGKen Garner Manufacturing | Chattanooga | TN | — | ◇ UNVERIFIED |
| KGKen Garner Manufacturing Vto, INC. | Victoria | TX | — | ◇ UNVERIFIED |
| KFKennedy Fabricating | Splendora | TX | — | ◇ UNVERIFIED |
| KFKennedy Fabricating | Splendora | TX | — | ◇ UNVERIFIED |
| KMKent Manufacturing | Venice | FL | — | ◇ UNVERIFIED |
| KGKevin Gonzalez Investment Group LLC | Hesperia | CA | — | ◇ UNVERIFIED |
| KMKeywell Metals LLC | Matthews | NC | — | ◇ UNVERIFIED |
| KMKiewit Massman Construction | North Little Rock | AR | — | ◇ UNVERIFIED |
| KSKimes Steel | New Haven | WV | — | ◇ UNVERIFIED |
| KMKincaid Manufacturing INC. | Verona | PA | — | ◇ UNVERIFIED |
| KSKing Steel INC | Lawrenceville | GA | — | ◇ UNVERIFIED |
| KVKings Valley Industries INC | Madera | CA | — | ◇ UNVERIFIED |
| KWKing Wire Partition | Los Angeles | CA | — | ◇ UNVERIFIED |
| KEKinney Electrical Mfg CO | Elgin | IL | — | ◇ UNVERIFIED |
| KSKinsley Steel INC. | Richmond | VA | — | ◇ UNVERIFIED |
| KFKistler Fabricating | Warren | OH | — | ◇ UNVERIFIED |
| KWKiwi's Welding & Repair, Inc. | Boise | ID | — | ◇ UNVERIFIED |
| KJK & J Steel INC | Washington | UT | — | ◇ UNVERIFIED |
