| LFLaser Fabrication & Machine Co., INC. | Wellington | AL | — | ◇ UNVERIFIED |
| LMLasertech Metal Works, INC. | Fayetteville | GA | — | ◇ UNVERIFIED |
| LWLawless Welding INC | Webbs Cross Roads | KY | — | ◇ UNVERIFIED |
| LWLawton Welding Company INC | Georgetown | MA | — | ◇ UNVERIFIED |
| LFLb Foster | Magnolia | TX | — | ◇ UNVERIFIED |
| LFL.b. Foster Company | Bedford | PA | — | ◇ UNVERIFIED |
| LSLb Steel, LLC | Harvey | IL | — | ◇ UNVERIFIED |
| LFL.d. Flecken INC. | Yaphank | NY | — | ◇ UNVERIFIED |
| LELeading Edge Group, INC. | Rockford | IL | — | ◇ UNVERIFIED |
| LSLeak Sealers INC. D/b/a Phoenix Precision Machine | Silsbee | TX | — | ◇ UNVERIFIED |
| LILedmark Industries LLC | Lakewood | NJ | — | ◇ UNVERIFIED |
| LFLee Fabricators, INC. | Silverdale | WA | — | ◇ UNVERIFIED |
| LFLee Fabricators, LLC | Temple | GA | — | ◇ UNVERIFIED |
| LPLee Products CORP. | Jacksonville | FL | — | ◇ UNVERIFIED |
| LRLee R Kelly | Oregon City | OR | — | ◇ UNVERIFIED |
| LILee's Imperial Welding INC | Fremont | CA | — | ◇ UNVERIFIED |
| LFLegacy Fence Fabrication | Lemon Grove | CA | — | ◇ UNVERIFIED |
| LMLegacy Metal Properties, LLC | Almont | MI | — | ◇ UNVERIFIED |
| LMLegacy Metal Services, Inc. | Imlay City | MI | — | ◇ UNVERIFIED |
| LILegion Industrial Equipment | Quincy | IL | — | ◇ UNVERIFIED |
| LSLehigh Services, INC. | Macungie | PA | — | ◇ UNVERIFIED |
| LMLehman Manufacturing | Fresno | CA | — | ◇ UNVERIFIED |
| LSLejeune Steel CO | Barronett | WI | — | ◇ UNVERIFIED |
| LSLejeune Steel Company | Minneapolis | MN | — | ◇ UNVERIFIED |
| LSLemon Street, LLC | Orange | CA | — | ◇ UNVERIFIED |
| LSLenex Steel Company | Indianapolis | IN | — | ◇ UNVERIFIED |
| LALennox Aes Holdings LLC | Tallassee | AL | — | ◇ UNVERIFIED |
| LALennox Aes - Weatherford Tx | Weatherford | TX | — | ◇ UNVERIFIED |
| LPLeonhardt Pipe - Supply INC | Blackstock | SC | — | ◇ UNVERIFIED |
| LPLeroy Plastics INC. | Leroy | NY | — | ◇ UNVERIFIED |
| LLeviat | Converse | TX | — | ◇ UNVERIFIED |
| LSLeviat San Antonio Facility | San Antonio | TX | — | ◇ UNVERIFIED |
| LSLewis Steel INC | Terra Bella | CA | — | ◇ UNVERIFIED |
| LILexicon, INC. Dba Prospect Steel Company | Blytheville | AR | — | ◇ UNVERIFIED |
| LHL & H Iron INC Dba Lartech | San Jose | CA | — | ◇ UNVERIFIED |
| LNLiberal New Iron and Metal | Liberal | KS | — | ◇ UNVERIFIED |
| LFLiberty Fabricators INC | Flint | MI | — | ◇ UNVERIFIED |
 Liberty Welding & Iron Works CO. | Metairie | LA | — | ◇ UNVERIFIED |
| LRLicking River Castings | Falmouth | KY | — | ◇ UNVERIFIED |
| LTLife Time Gate | Tualatin | OR | — | ◇ UNVERIFIED |
| LGLight Gauge Solutions, Inc. | Arlington | TX | — | ◇ UNVERIFIED |
| LWLight's Welding Incorporated | Lititz | PA | — | ◇ UNVERIFIED |
| LILincoln Industries of Minnesota INC | Pine Island | MN | — | ◇ UNVERIFIED |
| LMLincoln Manufacturing, INC. | Magnolia | TX | — | ◇ UNVERIFIED |
| LGLinde Gas & Equipment INC | Fresno | CA | — | ◇ UNVERIFIED |
| LPLinde Process Plants, INC. | Watford City | ND | — | ◇ UNVERIFIED |
| LSLinders Specialty Company INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| LTLindsay Transportation Solutions INC. | Rio Vista | CA | — | ◇ UNVERIFIED |
| LILinton Industries, INC | Washington | NC | — | ◇ UNVERIFIED |
| LSLiphart Steel Company, INC. | Verona | VA | — | ◇ UNVERIFIED |
| LCLippert Compenents - Plant 120 | Burnsville | MS | — | ◇ UNVERIFIED |
 Lippert Components | Goshen | IN | — | ◇ UNVERIFIED |
| Lippert Components INC | Goshen | IN | — | ◇ UNVERIFIED |
| Lippert Components, INC. | Jackson Center | OH | — | ◇ UNVERIFIED |
| Lippert Components INC Plant 20 | Longview | TX | — | ◇ UNVERIFIED |
| LCLippert Componets Plant 59 | Elkhart | IN | — | ◇ UNVERIFIED |
| LPLippert Plant 85 | Goshen | IN | — | ◇ UNVERIFIED |
| LILitecrete, INC. | Miami | FL | — | ◇ UNVERIFIED |
| LSLittell Steel Co/bridgewater | New Brighton | PA | — | ◇ UNVERIFIED |
| LWLittle Washington Fabrications, INC. | Middletown | PA | — | ◇ UNVERIFIED |
| LFLivingston Family Trust Dated August 24,2020 | El Cajon | CA | — | ◇ UNVERIFIED |
| LTLivonia Tool and Laser | Litchfield | MI | — | ◇ UNVERIFIED |
| LILiw INC | Ramsey | MN | — | ◇ UNVERIFIED |
| LALj Allstar Enterprises, INC. | Moore | OK | — | ◇ UNVERIFIED |
| LILjl Ironworks LLC | Burlington | WA | — | ◇ UNVERIFIED |
| LOL&L Ornamental | Albany | OR | — | ◇ UNVERIFIED |
| LELLS Enterprises, Corp. | Freetown | MA | — | ◇ UNVERIFIED |
| LELmc Enterprises INC Dba Lowry Manufacturing CO | Lowry | MN | — | ◇ UNVERIFIED |
| LILm Industrial, INC. | Orlando | FL | — | ◇ UNVERIFIED |
| LML & M Welding, Inc. | Chicago | IL | — | ◇ UNVERIFIED |
| LML & M Welding INC | Tangent | OR | — | ◇ UNVERIFIED |
| LML&n Metal Works LLC | Gillett | WI | — | ◇ UNVERIFIED |
| LFLodi Fab Industries INC | Lodi | CA | — | ◇ UNVERIFIED |
| LALoftis Alumi-tec INC | Grand Haven | MI | — | ◇ UNVERIFIED |
| LDLonestar Dock Products LLC. | Mount Pleasant | TX | — | ◇ UNVERIFIED |
| LTLonestar Tooling Solutions | San Antonio | TX | — | ◇ UNVERIFIED |
| LBLong Beach/msm Enterprises | Long Beach | CA | — | ◇ UNVERIFIED |
| LPLookout Plating, INC. | Chattanooga | TN | — | ◇ UNVERIFIED |
| LLorrich | Cavalier | ND | — | ◇ UNVERIFIED |
| LSLortz & Son Mfg CO | Bakersfield | CA | — | ◇ UNVERIFIED |
| LNLouis Nop | Middlebury | VT | — | ◇ UNVERIFIED |
| LILPG Industries Inc | Clifton Heights | PA | — | ◇ UNVERIFIED |
| LWLpi Worldwide INC | Chicago | IL | — | ◇ UNVERIFIED |
| LRL & R Industries, INC. | Cabool | MO | — | ◇ UNVERIFIED |
 L & R Manufacturing Co., INC. | Worcester | MA | — | ◇ UNVERIFIED |
| LSL & S Manufacturing, INC. | Orange City | FL | — | ◇ UNVERIFIED |
| LRLtc Roll & Engineering | Clinton Twp | MI | — | ◇ UNVERIFIED |
| LILTTR Inc | Salt Lake City | UT | — | ◇ UNVERIFIED |
| LILufkin Industries LLC | Levelland | TX | — | ◇ UNVERIFIED |
| LMLukjan Metal Products Carolina, INC. | Kings Mountain | NC | — | ◇ UNVERIFIED |
| LILuzerne Iron Works, INC. | Luzerne | PA | — | ◇ UNVERIFIED |
| LSLV Steel & Fabrication LLC | Allentown | PA | — | ◇ UNVERIFIED |
| LSLyndon Steel Company LLC | High Point | NC | — | ◇ UNVERIFIED |
| LILynx Iron Corporation | Bakersfield | CA | — | ◇ UNVERIFIED |
| MAMachine Applications Technology INC | San Jose | CA | — | ◇ UNVERIFIED |
| MIMadison Industries, INC of Oklahoma | Tulsa | OK | — | ◇ UNVERIFIED |
| MMMadison-smith Machine & Tool CO LLC | Glasgow | KY | — | ◇ UNVERIFIED |
| MRMad River Fabricating LTD | Springfield | OH | — | ◇ UNVERIFIED |
| MNMageba North America | Riverside | CA | — | ◇ UNVERIFIED |
| MUMageba Usa, LLC | Pottstown | PA | — | ◇ UNVERIFIED |
