| IWIron World Manufacturing | Statesville | NC | — | ◇ UNVERIFIED |
| ITIti Trailer & Truck Bodies INC | Meyersdale | PA | — | ◇ UNVERIFIED |
| JJabil | Saint Petersburg | FL | — | ◇ UNVERIFIED |
| JHJ H Smith CO INC | Greenfield | MA | — | ◇ UNVERIFIED |
| JKJ Kittredge & Sons INC | Hudson | MA | — | ◇ UNVERIFIED |
| JJJohnson & Johnston Associates INC | Hampstead | NH | — | ◇ UNVERIFIED |
| JFJohnston Family Enterprise INC | Henderson | KY | — | ◇ UNVERIFIED |
| JLJones & Lamson Vermont CORP | Springfield | VT | — | ◇ UNVERIFIED |
| JCJordan & CO LLC | Carlsbad | CA | — | ◇ UNVERIFIED |
| JMJoslyn Manufacturing CO | Chicago | IL | — | ◇ UNVERIFIED |
| JMJust Manufacturing, LLC (f/k/a Zurn Acquisition, Llc) | Franklin Park | IL | — | ◇ UNVERIFIED |
| JIJwf Ind Inc/environmental Tank & Container | Johnstown | PA | — | ◇ UNVERIFIED |
| JWJ. W. Williams, INC. | Casper | WY | — | ◇ UNVERIFIED |
| KMKayline Mfg | Denver | CO | — | ◇ UNVERIFIED |
| KIKbk Industries | Liberal | KS | — | ◇ UNVERIFIED |
| KTKc Tank | Kansas City | MO | — | ◇ UNVERIFIED |
| K2Kelly 24 #1 Production Facility | Sugartown | LA | — | ◇ UNVERIFIED |
| KKelpro | Sikeston | MO | — | ◇ UNVERIFIED |
| KIKenowa Industries | Holland | MI | — | ◇ UNVERIFIED |
| KIKessler Industries | El Paso | TX | — | ◇ UNVERIFIED |
| KMKim Manufacturing CO | Downingtown | PA | — | ◇ UNVERIFIED |
| KEKitchen Equipment Fabricating Dba Counter Craft | Houston | TX | — | ◇ UNVERIFIED |
| KMKloeckner Metals CORP. | Nashville | TN | — | ◇ UNVERIFIED |
| KIKloehn INC | Las Vegas | NV | — | ◇ UNVERIFIED |
| KCKloppenberg & CO | Sheridan | CO | — | ◇ UNVERIFIED |
| KFKme Fire Apparatus | Roanoke | VA | — | ◇ UNVERIFIED |
| KMK M Machine CO | Biscoe | NC | — | ◇ UNVERIFIED |
| KGKnight Global | Auburn Hills | MI | — | ◇ UNVERIFIED |
| KFKory Farm Equipment LLC | Manlius | IL | — | ◇ UNVERIFIED |
| KPKrishna P Singh Technology Center | Camden | NJ | — | ◇ UNVERIFIED |
| LCLagasse Construction | Memphis | TN | — | ◇ UNVERIFIED |
| LTLakeside Tech Solutions LLC | Monroe City | MO | — | ◇ UNVERIFIED |
| LSLapham-hickey Steel Corporation | Oshkosh | WI | — | ◇ UNVERIFIED |
 Lavi Industries | Valencia | CA | — | ◇ UNVERIFIED |
| LBL & B Products CORP | Hudson | NY | — | ◇ UNVERIFIED |
| LTLeduc Transportation INC | Vancouver | WA | — | ◇ UNVERIFIED |
| LLightolier | Wilmington | MA | — | ◇ UNVERIFIED |
 Lippert Components INC. 83 | Elkhart | IN | — | ◇ UNVERIFIED |
| Lippert Components Manufacturing, INC. | White Pigeon | MI | — | ◇ UNVERIFIED |
| LMLmi Manufacturing Holdings LLC | Allenton | WI | — | ◇ UNVERIFIED |
| LMLockheed Martin | Akron | OH | — | ◇ UNVERIFIED |
| LILong Industries Buffalo Facility | Buffalo | TX | — | ◇ UNVERIFIED |
| LILong Industries Carlsbad Facility | Carlsbad | TX | — | ◇ UNVERIFIED |
| LALoral Aeronutronic | Newport Beach | CA | — | ◇ UNVERIFIED |
| LCLoren Cook Co-barnes St Plant | Springfield | MO | — | ◇ UNVERIFIED |
| LPLoren Products | Lawrence | MA | — | ◇ UNVERIFIED |
| LMLoughberry Manufacturing Corporation | Saratoga Springs | NY | — | ◇ UNVERIFIED |
| MPMachine Precision Components | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| MTMapp Technologies, L.l.c. | Joplin | MO | — | ◇ UNVERIFIED |
| MPMarch Performance INC | Naples | FL | — | ◇ UNVERIFIED |
| MPMarion Process Solutions | Marion | IA | — | ◇ UNVERIFIED |
| MVMark Vii Equipment Incorporated | Arvada | CO | — | ◇ UNVERIFIED |
| MTMatco Tools | Lakewood | NY | — | ◇ UNVERIFIED |
| MTMaterials Technology INC | Somerset | NJ | — | ◇ UNVERIFIED |
| MBMaterion Brush INC | Fremont | CA | — | ◇ UNVERIFIED |
| MMMathy Machine INC | Santee | CA | — | ◇ UNVERIFIED |
 Matrix Machine and Repair INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
| MAMatsu Alabama, INC | Huntsville | AL | — | ◇ UNVERIFIED |
 Matthews International Corporation | Kingwood | WV | — | ◇ UNVERIFIED |
| MCMauell Corporation-utility Room | Dillsburg | PA | — | ◇ UNVERIFIED |
| MMMaxcor Manufacturing INC | Colorado Springs | CO | — | ◇ UNVERIFIED |
| MVMay-wilbert Vault-pt Huron | Port Huron | MI | — | ◇ UNVERIFIED |
| MIMccullough Industries | Kenton | OH | — | ◇ UNVERIFIED |
| MIMcgill INC | Marengo | IL | — | ◇ UNVERIFIED |
| MEMclellan Equipment INC | Hanford | CA | — | ◇ UNVERIFIED |
| MEMcstowe Engineering | East Bridgewater | MA | — | ◇ UNVERIFIED |
| MSMd Stainless Services INC | Downey | CA | — | ◇ UNVERIFIED |
| MBMedina Blanking INC. | Valley City | OH | — | ◇ UNVERIFIED |
| MCMedin CORP | Totowa | NJ | — | ◇ UNVERIFIED |
| MMMelrose Metal Products, INC | Fremont | CA | — | ◇ UNVERIFIED |
| MWMemphis Wire & Iron Works Incorporated | Memphis | TN | — | ◇ UNVERIFIED |
| MBMetal Bellows Corporation | Moorpark | CA | — | ◇ UNVERIFIED |
| MCMetal Cutting CORP | Cedar Grove | NJ | — | ◇ UNVERIFIED |
| MIMetal-fab INC | Champaign | IL | — | ◇ UNVERIFIED |
| MIMetal Industries-bushnell | Bushnell | FL | — | ◇ UNVERIFIED |
 Metalor Technologies USA | Port Huron | MI | — | ◇ UNVERIFIED |
| MPMetal Processors INC | Jackson | MS | — | ◇ UNVERIFIED |
| MUMetals USA Mobile | Mobile | AL | — | ◇ UNVERIFIED |
| MAMichael Anthony Jewelers Incorporated | Mount Vernon | NY | — | ◇ UNVERIFIED |
| MMMidland Metals Products | Chicago | IL | — | ◇ UNVERIFIED |
| MFMid-south Fabrications INC | Jemison | AL | — | ◇ UNVERIFIED |
| MSMidwestern Steel Fabricators Chicago LLC | Hammond | IN | — | ◇ UNVERIFIED |
| MIMiller Industrial | Kokomo | IN | — | ◇ UNVERIFIED |
| MCMills CO | Upper Sandusky | OH | — | ◇ UNVERIFIED |
| MBMilo Bulk Plant LLC | Penn Yan | NY | — | ◇ UNVERIFIED |
| MSMm Systems CORP | Pendergrass | GA | — | ◇ UNVERIFIED |
| MMM & M Tank & Tower | Greeley | CO | — | ◇ UNVERIFIED |
| MMModern Mechanical Fabrication INC | Champlain | NY | — | ◇ UNVERIFIED |
| MWModern Welding | Newark | OH | — | ◇ UNVERIFIED |
| MCModineer Coatings Division South | South Bend | IN | — | ◇ UNVERIFIED |
 Modine Manufacturing CO | Clinton | TN | — | ◇ UNVERIFIED |
| MHMonarch Hardware Manufacturing | Shepherdsville | KY | — | ◇ UNVERIFIED |
| MPMonitor Products INC | Hauppauge | NY | — | ◇ UNVERIFIED |
| MIMoran Iron Works-bowen Road | Onaway | MI | — | ◇ UNVERIFIED |
| MPMorgan Products | Valencia | CA | — | ◇ UNVERIFIED |
| MIMoritz International INC. (0370010048) | Mansfield | OH | — | ◇ UNVERIFIED |
| MIMor/ryde International INC | Elkhart | IN | — | ◇ UNVERIFIED |
| MAMoyer Auto Body/dublin | Dublin | PA | — | ◇ UNVERIFIED |
| MSM. Swift & Sons Gold Leaf | Hartford | CT | — | ◇ UNVERIFIED |
| MIMurray's Iron Works INC | Commerce | CA | — | ◇ UNVERIFIED |
