| JTJon the Brewer, LLC | Menomonie | WI | Beverage and Tobacco Product Manufacturing312120 | 1-19 | ◇ UNVERIFIED |
| KCKatchever & CO. L.l.c. | La Crosse | WI | Beverage and Tobacco Product Manufacturing312120 | 1-19 | ◇ UNVERIFIED |
| KCKeshar Casting LLC | Milwaukee | WI | Primary Metal Manufacturing331410 | 1-19 | ◇ UNVERIFIED |
| KMKettle Moraine Mfg. Inc. | Dousman | WI | Fabricated Metal Product Manufacturing332999 | 1-19 | ◇ UNVERIFIED |
| KFKiel Foundry CO. INC. | Kiel | WI | Primary Metal Manufacturing331511 | 1-19 | ◇ UNVERIFIED |
| KIKingdom Investments Lumber LLC | Arlington | WI | Wood Product Manufacturing321920 | 1-19 | ◇ UNVERIFIED |
| KKKinnettic Kreations LLC | Boscobel | WI | Electrical Equipment, Appliance & Component Manufacturing335929 | 1-19 | ◇ UNVERIFIED |
| KMKitzerow Machine, Inc. | Manitowoc | WI | Fabricated Metal Product Manufacturing332710 | 1-19 | ◇ UNVERIFIED |
| KMKline Machining LLC | Wisconsin Dells | WI | Fabricated Metal Product Manufacturing332710 | 1-19 | ◇ UNVERIFIED |
| KCKlm Custom Woodworks INC | Richfield | WI | Furniture and Related Product Manufacturing337211 | 1-19 | ◇ UNVERIFIED |
| KFKoncki Family Foods LLC | Cudahy | WI | Food Manufacturing311421 | 1-19 | ◇ UNVERIFIED |
| KMKustom Machining LLC | Waupaca | WI | Fabricated Metal Product Manufacturing332710 | 1-19 | ◇ UNVERIFIED |
| LCLa Crosse Brush, INC. | La Crosse | WI | Miscellaneous Manufacturing339999 | 1-19 | ◇ UNVERIFIED |
| LTLeaf Technology, INC. | Hartland | WI | Fabricated Metal Product Manufacturing332710 | 1-19 | ◇ UNVERIFIED |
| LELebrecht Enterprises, INC. | New Richmond | WI | Chemical Manufacturing325991 | 1-19 | ◇ UNVERIFIED |
| LALeo Agriculture, LLC. | Monroe | WI | Machinery Manufacturing333111 | 1-19 | ◇ UNVERIFIED |
| LMLinden Milling Co., INC. | Linden | WI | Food Manufacturing311119 | 1-19 | ◇ UNVERIFIED |
| LPLithocrafters Printing, Inc. | Marinette | WI | Printing and Related Support Activities323111 | 1-19 | ◇ UNVERIFIED |
| LSLitho Specialists INC | Eau Claire | WI | Textile Mills313312 | 1-19 | ◇ UNVERIFIED |
| LRLittle River Wood Products INC. | Arcadia | WI | Wood Product Manufacturing321920 | 1-19 | ◇ UNVERIFIED |
| LML&n Metal Works LLC | Gillett | WI | Fabricated Metal Product Manufacturing332313 | 1-19 | ◇ UNVERIFIED |
| LSLonesome Stone Milling LLC | Lone Rock | WI | Food Manufacturing311211 | 1-19 | ◇ UNVERIFIED |
| LALopez Awning and Shade Company | Janesville | WI | Textile Product Mills314910 | 1-19 | ◇ UNVERIFIED |
| LMLorence Manufacturing Corporation | Newburg | WI | Machinery Manufacturing333995 | 1-19 | ◇ UNVERIFIED |
| LTLowercase Toys LLC | Wauwatosa | WI | Miscellaneous Manufacturing339930 | 1-19 | ◇ UNVERIFIED |
| LPLoyal Pallet, INC | Loyal | WI | Wood Product Manufacturing321920 | 1-19 | ◇ UNVERIFIED |
| LPLynkris Patio Furniture, Inc. | Sparta | WI | Miscellaneous Manufacturing339999 | 1-19 | ◇ UNVERIFIED |
| MVMAK Ventures, LLC | Muskego | WI | Food Manufacturing311919 | 1-19 | ◇ UNVERIFIED |
| MGManchester Group, Inc | Lannon | WI | Fabricated Metal Product Manufacturing332710 | 1-19 | ◇ UNVERIFIED |
| MAM and W Shops | Union Grove | WI | Machinery Manufacturing333120 | 1-19 | ◇ UNVERIFIED |
| MEMARCK Enterprises LLC | Burlington | WI | Printing and Related Support Activities323111 | 1-19 | ◇ UNVERIFIED |
| MWMarc Wolf LTD. | Milwaukee | WI | Leather and Allied Product Manufacturing316993 | 1-19 | ◇ UNVERIFIED |
| MEMarmax Enterprises, Inc. | Richfield | WI | Machinery Manufacturing333511 | 1-19 | ◇ UNVERIFIED |
| MCMARW Corp | Oconto | WI | Fabricated Metal Product Manufacturing332812 | 1-19 | ◇ UNVERIFIED |
| MJMaster Jig Grinding Specialists, Inc | Germantown | WI | Machinery Manufacturing333512 | 1-19 | ◇ UNVERIFIED |
| MTMaster Tool and Mold | Grafton | WI | Machinery Manufacturing333514 | 1-19 | ◇ UNVERIFIED |
| MMMatrix Machining, Inc. | Town of Clayton | WI | Machinery Manufacturing333999 | 1-19 | ◇ UNVERIFIED |
| MCMcclintock Cabinets INC. | Appleton | WI | Furniture and Related Product Manufacturing337110 | 1-19 | ◇ UNVERIFIED |
| MIMCG, Inc | Watertown | WI | Printing and Related Support Activities323111 | 1-19 | ◇ UNVERIFIED |
| MWMcs Woodworking, LLC | Milwaukee | WI | Wood Product Manufacturing321918 | 1-19 | ◇ UNVERIFIED |
| MFMerton Feed Company, LLC | Merton | WI | Food Manufacturing311119 | 1-19 | ◇ UNVERIFIED |
| MTMetalcraft Tool & Die INC. | Ixonia | WI | Primary Metal Manufacturing331210 | 1-19 | ◇ UNVERIFIED |
| MWMetro Welding & Fabricating, INC. | Big Bend | WI | Fabricated Metal Product Manufacturing332710 | 1-19 | ◇ UNVERIFIED |
| MCMid City Precision LLC | Wausau | WI | Fabricated Metal Product Manufacturing332710 | 1-19 | ◇ UNVERIFIED |
| MHMidwest Harness and Cable | Greenville | WI | Electrical Equipment, Appliance & Component Manufacturing335999 | 1-19 | ◇ UNVERIFIED |
| MRMidwest Rock Tops, LLC | Madison | WI | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◇ UNVERIFIED |
| MCMike's Country Meats, LLC. | Tigerton | WI | Food Manufacturing311613 | 1-19 | ◇ UNVERIFIED |
| MOMJH of Janesville, LLC | Janesville | WI | Furniture and Related Product Manufacturing337910 | 1-19 | ◇ UNVERIFIED |
| MBMobCraft Beer Inc. | Milwaukee | WI | Beverage and Tobacco Product Manufacturing312120 | 1-19 | ◇ UNVERIFIED |
| MCModern Cabinet Making, LLC | Kenosha | WI | Furniture and Related Product Manufacturing337212 | 1-19 | ◇ UNVERIFIED |
