| CCCrown Cork & Seal USA, Inc. - Dubuque Plant | Dubuque | IA | Fabricated Metal Product Manufacturing332431 | 20-99 | ◐ LIKELY ACTIVE |
| CPC&S Products Co. Inc. - South Plant | Fort Dodge | IA | Food Manufacturing311119 | 20-99 | ◐ LIKELY ACTIVE |
| CMCustom-Pak MDC | Clinton | IA | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| DIDarling Ingredients | Sioux City | IA | Food Manufacturing311613 | 20-99 | ◐ LIKELY ACTIVE |
| DIDarling Ingredients - Des Moines | Des Moines | IA | Food Manufacturing311119 | 20-99 | ◐ LIKELY ACTIVE |
| DIDarling Ingredients Sonac Blood | Maquoketa | IA | Food Manufacturing311613 | 20-99 | ◐ LIKELY ACTIVE |
| DRDavenport Regional Bakery - Main Store | Davenport | IA | Food Manufacturing311812 | 20-99 | ◐ LIKELY ACTIVE |
| DIDC Industries | Waterloo | IA | Machinery Manufacturing333111 | 20-99 | ◐ LIKELY ACTIVE |
| DPDelaware Plant | Des Moines | IA | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| DDDenison Dry Ice Plant | Denison | IA | Chemical Manufacturing325120 | 20-99 | ◐ LIKELY ACTIVE |
| DMDes Moines Adesa | Grimes | IA | Transportation Equipment Manufacturing336212 | 20-99 | ◐ LIKELY ACTIVE |
| DMDes Moines Extraction | Des Moines | IA | Food Manufacturing311224 | 20-99 | ◐ LIKELY ACTIVE |
| DMDes Moines Regional Bakery - Main Store | Urbandale | IA | Food Manufacturing311812 | 20-99 | ◐ LIKELY ACTIVE |
| DDeWitt | DeWitt | IA | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| DDeWitt | De Witt | IA | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| DDDirect Design and Fabrication | Council Bluffs | IA | Fabricated Metal Product Manufacturing332439 | 20-99 | ◐ LIKELY ACTIVE |
| D5Division 56 | Davenport | IA | Chemical Manufacturing325510 | 20-99 | ◐ LIKELY ACTIVE |
| DMDkm Manufacturing INC | Victor | IA | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| DDsmcp4 | Marshalltown | IA | Nonmetallic Mineral Product Manufacturing327332 | 20-99 | ◐ LIKELY ACTIVE |
| DDSM-Firmenich | Ames | IA | Food Manufacturing311111 | 20-99 | ◐ LIKELY ACTIVE |
| DSD & S Sheetmetal, Inc. | Cedar Rapids | IA | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| DDubuque | Dubuque | IA | Fabricated Metal Product Manufacturing332431 | 20-99 | ◐ LIKELY ACTIVE |
| DBDubuque Branch | Dubuque | IA | Beverage and Tobacco Product Manufacturing312111 | 20-99 | ◐ LIKELY ACTIVE |
| DBDYMA Brands (Formally Diamond Crystal Brands) Iowa Packaging | Mitchellville | IA | Food Manufacturing311999 | 20-99 | ◐ LIKELY ACTIVE |
| EGEagle Grove | Eagle Grove | IA | Plastics and Rubber Products Manufacturing326122 | 20-99 | ◐ LIKELY ACTIVE |
| ESEgging SM LLC | Clinton | IA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| ESElite Stone Fabrication | Lisbon | IA | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| EElkhart | Elkhart | IA | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| EPElkhart Plastics | Atlantic | IA | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| EMEMD Marshalltown | Marshalltown | IA | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| EEmmetsburg | Emmetsburg | IA | Transportation Equipment Manufacturing336210 | 20-99 | ◐ LIKELY ACTIVE |
| EIEnnis, Inc. | DeWitt | IA | Printing and Related Support Activities323111 | 20-99 | ◐ LIKELY ACTIVE |
| EHEssentia - Harlan | Harlan | IA | Food Manufacturing311422 | 20-99 | ◐ LIKELY ACTIVE |
| FTFeatherlite Trailers - Davis Corners | Cresco | IA | Transportation Equipment Manufacturing336212 | 20-99 | ◐ LIKELY ACTIVE |
| FEFeed Energy - 4400 | Des Moines | IA | Food Manufacturing311225 | 20-99 | ◐ LIKELY ACTIVE |
| FFLSmidth | Keokuk | IA | Plastics and Rubber Products Manufacturing326291 | 20-99 | ◐ LIKELY ACTIVE |
| FMForza Management, Inc. | Council Bluffs | IA | Chemical Manufacturing325520 | 20-99 | ◐ LIKELY ACTIVE |
| FFtd | Fort Dodge | IA | Transportation Equipment Manufacturing336350 | 20-99 | ◐ LIKELY ACTIVE |
| FCFurst-McNess Company (Johnston) | Johnston | IA | Food Manufacturing311119 | 20-99 | ◐ LIKELY ACTIVE |
| GPGarner Printing | Des Moines | IA | Printing and Related Support Activities323111 | 20-99 | ◐ LIKELY ACTIVE |
| GPGarner Production | Garner | IA | Food Manufacturing311119 | 20-99 | ◐ LIKELY ACTIVE |
| GUGbs USA | Cedar Falls | IA | Machinery Manufacturing333120 | 20-99 | ◐ LIKELY ACTIVE |
| GFGeneral Financial Supply | Nevada | IA | Printing and Related Support Activities323111 | 20-99 | ◐ LIKELY ACTIVE |
General Mills Avon | Carlisle | IA | Food Manufacturing311211 | 20-99 | ◐ LIKELY ACTIVE |
| GCGold-Eagle Cooperative-EG Feedmill | Eagle Grove | IA | Food Manufacturing311119 | 20-99 | ◐ LIKELY ACTIVE |
| GCGrain Craft Milling (Southwest), LLC Red Oak | Red Oak | IA | Food Manufacturing311221 | 20-99 | ◐ LIKELY ACTIVE |
| GDGregory Design and Manufacturing | Fort Madison | IA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| GDGregory Design and Manufacturing | Ft. Madison | IA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| GGrimes | Grimes | IA | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| GCGuthrie Center Breaker Plant | Guthrie Center | IA | Food Manufacturing311999 | 20-99 | ◐ LIKELY ACTIVE |