| PPPrecision Pulley & Idler - Lenox | Lenox | IA | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| QMQuality Manufacturing Corporation | Des Moines | IA | Machinery Manufacturing333111 | — | ◐ LIKELY ACTIVE |
| SMShaver Manufacturing CO INC | Graettinger | IA | Machinery Manufacturing333111 | 1-19 | ◐ LIKELY ACTIVE |
| SESiemens Energy INC L.p.-ft Madison Plant | Fort Madison | IA | Machinery Manufacturing333611 | — | ◐ LIKELY ACTIVE |
| SASpread All Mfg CO | Marshalltown | IA | Machinery Manufacturing333111 | 1-19 | ◐ LIKELY ACTIVE |
| WCWabtec Corporation | Cedar Rapids | IA | Machinery Manufacturing333518 | — | ◐ LIKELY ACTIVE |
| WGWittern Group Corporation | Clive | IA | Machinery Manufacturing333311 | 100-499 | ◐ LIKELY ACTIVE |
| AGAsh Grove Cement CO | Des Moines | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| AMAtwood Mobile Products, LLC | West Union | IA | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| BFBazooka Farmstar INC | Washington | IA | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| BFBazooka Farmstar INC. | Washington | IA | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| BCBlack Cat Blades - Wear Parts | De Witt | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| CVCedar Valley CORP LLC | Des Moines | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| CMC.j. Moyna and Sons, INC. | Elkader | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| CRCti Ready Mix | Johnston | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| CCCummins Central Power | Ankeny | IA | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| CFCummins Filtration | Lake Mills | IA | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| DMDes Moines, City of | Des Moines | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| DEDivine Engineering, INC. | Cedar Rapids | IA | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| DDonaldson | Grinnell | IA | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| DCDresser-rand CO | Burlington | IA | Machinery Manufacturing333611 | — | ◇ UNVERIFIED |
| EHElectrolux Home Products | Webster City | IA | Machinery Manufacturing333312 | — | ◇ UNVERIFIED |
| EBEquipment Brokers INC | Audubon | IA | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| EPEvergreen Packaging Equipment | Cedar Rapids | IA | Machinery Manufacturing333241 | — | ◇ UNVERIFIED |
| EIEz-liner INC | Hull | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| FWFansteel Washington Manufacturing | Washington | IA | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| HMHallett Materials | Des Moines | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| HLHawkeye Leisure Trailers, LTD | Humboldt | IA | Machinery Manufacturing333924 | — | ◇ UNVERIFIED |
| HMHeadco Machine Works | Keokuk | IA | Machinery Manufacturing333318 | — | ◇ UNVERIFIED |
| HIHolcim (us) INC | Des Moines | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| HTH T C INC | Milford | IA | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| HFHykes Furniture Services | Ankeny | IA | Machinery Manufacturing333210 | — | ◇ UNVERIFIED |
| IIInsta-pro International - Former Site of | Urbandale | IA | Machinery Manufacturing333241 | — | ◇ UNVERIFIED |
| IEIowa Engineered Processes | Independence | IA | Machinery Manufacturing333298 | — | ◇ UNVERIFIED |
| JEJancy Engineering Company | Davenport | IA | Machinery Manufacturing333991 | — | ◇ UNVERIFIED |
| JHJim Hawk Truck Trailers INC | Council Bluffs | IA | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| KIKiewit Infrastructure CO. | Pacific Junction | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| KRKnife River | Polk County | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| MIManatts INC | Johnston | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| MIManatts INC | West Des Moines | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| MHM H Eby INC | Story City | IA | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| MMMidstate Machine | Des Moines | IA | Machinery Manufacturing333512 | — | ◇ UNVERIFIED |
| NPNorthstar Power, LLC | Ankeny | IA | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| NRNorwalk Ready Mix | Grimes | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| RMRiinker Materials | Des Moines | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| RMRosenboom Machine & Tool, INC. | Spirit Lake | IA | Machinery Manufacturing333995 | — | ◇ UNVERIFIED |
| RCRoskamp Champion | Waterloo | IA | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| SISalford INC | Osceola | IA | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| SMScranton Mfg CO Inc-carroll | Carroll | IA | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| SSS & S Machine & Manufacturing LLC | Pleasantville | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
