| JCJohn Crane Orion | Grafton | WI | Machinery Manufacturing333613 | — | ◇ UNVERIFIED |
| AMAdvanced Mfg Tech INC | Grafton | WI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| AIAggregate Industries Concrete | Grafton | MA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
 American Crystal Sugar-grafton Piling Site | Grafton | ND | Food Manufacturing311313 | — | ◇ UNVERIFIED |
| BIBurgess Investment CO | Grafton | MA | Leather and Allied Product Manufacturing316999 | — | ◇ UNVERIFIED |
| CICalibre INC | Grafton | WI | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| CICalibre, INC. | Grafton | WI | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| CFConstruction Forms INC | Grafton | WI | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| DLD & L Fabricators | Grafton | WV | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| FEFeedback Earth INC | Grafton | MA | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| LELeeson Electric CORP | Grafton | WI | Electrical Equipment, Appliance & Component Manufacturing335310 | — | ◇ UNVERIFIED |
| MCMack Concrete | Grafton | OH | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| MFMidwest Fabrication, LLC | Grafton | ND | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| PIPace Industries Est Division | Grafton | WI | Primary Metal Manufacturing331520 | — | ◇ UNVERIFIED |
| PIPace Industries - Mole Creek | Grafton | WI | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| RHRex Hide Industries INC | Grafton | WV | Plastics and Rubber Products Manufacturing326291 | — | ◇ UNVERIFIED |
| TPTecumseh Products Co-grafton Operations | Grafton | WI | Machinery Manufacturing333112 | — | ◇ UNVERIFIED |
| TGTed Grob Corporation | Grafton | WI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| VCVishay Cera-mite Corporation | Grafton | WI | Computer and Electronic Product Manufacturing334414 | — | ◇ UNVERIFIED |
| AAmtech | Grafton | VA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| BMBanks Manufacturing Company | Grafton | OH | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BSBennett Seafood LLC | Grafton | OH | Food Manufacturing311710 | — | ◇ UNVERIFIED |
| BIB&K Investor Partners, LLC | Grafton | WI | Fabricated Metal Product Manufacturing332994 | — | ◇ UNVERIFIED |
| BWByler Woodworks, LLC | Grafton | OH | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| CLCal-x LLC | Grafton | WI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| CBChristopher B. Ernster | Grafton | WI | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| CBColton Bit LLC | Grafton | WV | Machinery Manufacturing333131 | — | ◇ UNVERIFIED |
| DEDiverse Energy Systems, LLC | Grafton | ND | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| DODivision of Capital Asset Mgt | Grafton | MA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| DMDyna Mix Custom Mixed Rubber | Grafton | WV | Chemical Manufacturing325212 | — | ◇ UNVERIFIED |
| GRGrafton Ready-mix, INC. | Grafton | OH | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| JCJason's Custom Metal Polishing, LLC | Grafton | OH | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| JFJb Friction & Fab CORP. | Grafton | WI | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| JWJohn Wright Customchrome Plating | Grafton | OH | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| KIKapco, INC. | Grafton | WI | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| LULange Urban Sustainable Homes LLC | Grafton | WI | Wood Product Manufacturing321992 | — | ◇ UNVERIFIED |
| PIPace Industries, LLC | Grafton | WI | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| SASahale Ale Works LLC | Grafton | WI | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| SGSiegfried Grafton INC. | Grafton | WI | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| SCStrata Concrete-grafton | Grafton | ND | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TGThe Grafton Village Cheese Co., LLC | Grafton | VT | Food Manufacturing311513 | — | ◇ UNVERIFIED |
| TGThe Grafton Village Cheese Company, LLC | Grafton | VT | Food Manufacturing311513 | — | ◇ UNVERIFIED |
| TWTrz Welding and Fabrication LLC | Grafton | OH | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| WCWillis Cnc, LLC | Grafton | OH | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
