| YCYamato Corporation | Grafton | WI | Machinery Manufacturing333997 | 20-99 | ◐ LIKELY ACTIVE |
| CICorbon INC | Grafton | OH | Fabricated Metal Product Manufacturing332992 | — | ◐ LIKELY ACTIVE |
| AMARZ Machining, Inc. | Grafton | WI | Fabricated Metal Product Manufacturing332710 | 1-19 | ◇ UNVERIFIED |
| BMBanks Manufacturing Company | Grafton | OH | Fabricated Metal Product Manufacturing332312 | 1-19 | ◇ UNVERIFIED |
| GRGrafton Ready-mix, INC. | Grafton | OH | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| MTMaster Tool and Mold | Grafton | WI | Machinery Manufacturing333514 | 1-19 | ◇ UNVERIFIED |
| MCMotorsport Composites, Inc. | Grafton | WI | Electrical Equipment, Appliance & Component Manufacturing335991 | 1-19 | ◇ UNVERIFIED |
| UCUnited Circuits INC | Grafton | OH | Computer and Electronic Product Manufacturing334412 | 1-19 | ◇ UNVERIFIED |
| WCWillis Cnc, LLC | Grafton | OH | Fabricated Metal Product Manufacturing332999 | 1-19 | ◇ UNVERIFIED |
| AAmtech | Grafton | VA | Fabricated Metal Product Manufacturing332710 | — | ◇ 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 |
| 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 |
| JCJason's Custom Metal Polishing, LLC | Grafton | OH | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| JFJb Friction & Fab CORP. | Grafton | WI | Fabricated Metal Product Manufacturing332322 | — | ◇ 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 |
