| ACAmerican Concrete Products | Johnston | IA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| AJArden Jewelry | Johnston | RI | Miscellaneous Manufacturing339914 | — | ◇ UNVERIFIED |
| ARAugusta Ready Mix INC | Johnston | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BDB & D Plastics INC | Johnston | RI | Paper Manufacturing322220 | — | ◇ UNVERIFIED |
| CRCti Ready Mix | Johnston | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| CJCurtis Jewelry | Johnston | RI | Miscellaneous Manufacturing339910 | — | ◇ UNVERIFIED |
| DCD'ambra Construction Company, INC. | Johnston | RI | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| DIDemaich Industries INC | Johnston | RI | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| DMDes Moines Asphalt & Paving CO - North Plant | Johnston | IA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| EME & M Enterprises LTD | Johnston | RI | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| EPEvans Plating CORP (plant #2) | Johnston | RI | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| FFibermark | Johnston | RI | Paper Manufacturing322220 | — | ◇ UNVERIFIED |
| HSHoneywell Safety Products | Johnston | RI | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| JPJarnigan Painting | Johnston | IA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| JAJohnston Asphalt (fka Town Asphalt) | Johnston | RI | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| MIManatts INC | Johnston | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| OMOmg Midwest INC | Johnston | IA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| PPioneer | Johnston | IA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PHPioneer Hi Bred International Incorporated | Johnston | IA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| QFQuicksteel Fab INC | Johnston | IA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| FRFred Ricci Tool Co., INC. | Johnston | RI | Fabricated Metal Product Manufacturing332119 | — | ◇ UNVERIFIED |
| AHA & H Manufacturing CO. | Johnston | RI | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
| ASArc Stair Design, Inc. | Johnston | RI | Furniture and Related Product Manufacturing337212 | — | ◇ UNVERIFIED |
| CPCalco Plating Company | Johnston | RI | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| CFCarbon Filtration Systems | Johnston | RI | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| CMCreative Modeling & Design, LLC | Johnston | RI | Miscellaneous Manufacturing339910 | — | ◇ UNVERIFIED |
| DIDesigns International | Johnston | RI | Miscellaneous Manufacturing339911 | — | ◇ UNVERIFIED |
| EAEstrada Auto Transport Inc | Johnston | RI | Transportation Equipment Manufacturing336214 | — | ◇ UNVERIFIED |
| FCFuture Case CORP. | Johnston | RI | Fabricated Metal Product Manufacturing332439 | — | ◇ UNVERIFIED |
| IAIndustrial and Commercial Finishing | Johnston | RI | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| JMJoseph M. Saye | Johnston | SC | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| JWJ & W Trailer Sales LLC | Johnston | IA | Transportation Equipment Manufacturing336212 | — | ◇ UNVERIFIED |
| MEMatthewson Equipment | Johnston | RI | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| MVMount Vernon Mills - Riegel | Johnston | SC | Textile Product Mills314129 | — | ◇ UNVERIFIED |
| NINgc, INC | Johnston | RI | Food Manufacturing311710 | — | ◇ UNVERIFIED |
| NSNorman Sanville, Jr. | Johnston | RI | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| OSOcean State Optical, LLC | Johnston | RI | Miscellaneous Manufacturing339115 | — | ◇ UNVERIFIED |
| PPPalmer Polishing | Johnston | RI | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| PCPm Colors | Johnston | RI | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| PSProvidence Specialty Products, LLC | Johnston | RI | Food Manufacturing311513 | — | ◇ UNVERIFIED |
| RIRhode Island Provision CO. | Johnston | RI | Food Manufacturing311612 | — | ◇ UNVERIFIED |
| RARichard Alan Specialty Coffees, Inc | Johnston | RI | Food Manufacturing311920 | — | ◇ UNVERIFIED |
| SIStupell Industries LTD. INC. | Johnston | RI | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| TOThe Original Italian Bakery Inc | Johnston | RI | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| TITimbermen INC | Johnston | SC | Wood Product Manufacturing321912 | — | ◇ UNVERIFIED |
| YSYankee Supply CO. | Johnston | RI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
