| LLLife Line Emergency Vehicles | Sumner | 100–499 | ◐ LIKELY ACTIVE |
 Nexus Aerosystems LLC | Creston | — | ◐ LIKELY ACTIVE |
| AKAluma Klm | Bancroft | 100–499 | ◐ LIKELY ACTIVE |
| AMAuto-jet Muffler Corporation | Clive | 20–99 | ◐ LIKELY ACTIVE |
| KOK & O Manufacturing CO INC | Hull | 1–19 | ◇ UNVERIFIED |
| CBClark Boat Co., INC. | Bellevue | 1–19 | ◐ LIKELY ACTIVE |
| CECollins Engine Nozzles, INC. | Carroll | — | ◐ LIKELY ACTIVE |
| MCMaintainer Corporation of Iowa | Sheldon | 20–99 | ◐ LIKELY ACTIVE |
| MCMaintainer Custom Bodies INC | Rock Rapids | — | ◐ LIKELY ACTIVE |
| STService Trucks International, Inc. 877 | Sioux Center | 20–99 | ◐ LIKELY ACTIVE |
| TDTafco Div8 | Algona | — | ◐ LIKELY ACTIVE |
| TRTransco Railway Products, INC - Oelwein | Oelwein | — | ◐ LIKELY ACTIVE |
| IMIowa Mold Tooling Company INC | Garner | — | ◐ LIKELY ACTIVE |
| NCNovae CORP - 1951 Redwood - Clarinda | Clarinda | — | ◐ LIKELY ACTIVE |
| NCNovae CORP - Aluminum Facility | Clarinda | — | ◐ LIKELY ACTIVE |
| OEOskaloosa Engineering & Manufacturing Company | Oskaloosa | 20–99 | ◐ LIKELY ACTIVE |
| STSeneca Tank, INC | Des Moines | — | ◐ LIKELY ACTIVE |
| STStinger Trailer Repair, L.L.C. | Fairfax | 1–19 | ◐ LIKELY ACTIVE |
| WIWinnebago Industries, INC - Charles City | Charles City | — | ◐ LIKELY ACTIVE |
| WRWold Rim & Wheel | Saint Ansgar | — | ◐ LIKELY ACTIVE |
| AHAmerican Hydraulics | Red Oak | — | ◇ UNVERIFIED |
| AIAstoria Industries of Iowa, INC - Chariton | Chariton | — | ◇ UNVERIFIED |
| BMBenco Manufacturing | Belle Plaine | — | ◇ UNVERIFIED |
| BBBlue Bird Midwest | Mount Pleasant | — | ◇ UNVERIFIED |
| BFBrand Fx LLC | Swea City | — | ◇ UNVERIFIED |
| CTCarry-on Trailer CORP. | Missouri Valley | — | ◇ UNVERIFIED |
| CGCharles Gabus Motors, Inc., Dba Toyota of Des Moines | Grimes | — | ◇ UNVERIFIED |
| CECollins Engine Nozzles INC | West Des Moines | — | ◇ UNVERIFIED |
| DZDee Zee Stamping | Pleasant Hill | — | ◇ UNVERIFIED |
| DIDelavan, INC. | West Des Moines | — | ◇ UNVERIFIED |
| DCDonaldson Company INC | Waterloo | — | ◇ UNVERIFIED |
| FIFeatherlite INC - Shenandoah Operation - Former Site of | Shenandoah | — | ◇ UNVERIFIED |
| FMFeatherlite Mfg Inc-cresco-plant #2 | Cresco | — | ◇ UNVERIFIED |
| GEGeneral Electric Railcar Repair Services, LLC | Council Bluffs | — | ◇ UNVERIFIED |
| GMGeneral Motors S.c. | Sioux City | — | ◇ UNVERIFIED |
| HTHull Trailers INC | Braddyville | — | ◇ UNVERIFIED |
| MMMontezuma Manufacturing | Montezuma | — | ◇ UNVERIFIED |
| NNN & N Trailer Sales INC | Monticello | — | ◇ UNVERIFIED |
| OSOmaha Standard INC | Council Bluffs | — | ◇ UNVERIFIED |
| TITpi Iowa Ii Bus Plant | Newton | — | ◇ UNVERIFIED |
| TBTruck Builders | Marion | — | ◇ UNVERIFIED |
| TFTurbine Fuel Technologies | Carroll | — | ◇ UNVERIFIED |
| WMWilliamsburg Mfg INC - 100 Park Ave & | Williamsburg | — | ◇ UNVERIFIED |
| WTWilson Trailer Co-plant #1 | Sioux City | — | ◇ UNVERIFIED |
| 1118_8972 | Clarinda | 1–19 | ◐ LIKELY ACTIVE |
| AAAce Auto Recyclers, INC. | Iowa City | 20–99 | ◐ LIKELY ACTIVE |
| BBancroft | Bancroft | 100–499 | ◐ LIKELY ACTIVE |
| BLBrandFX, LLC - Pocahontas | Pocahontas | 20–99 | ◐ LIKELY ACTIVE |
| BLBrandFX, LLC - Swea City | Swea City | 20–99 | ◐ LIKELY ACTIVE |
| CMCarry-On Missouri Valley | Missouri Valley | 20–99 | ◐ LIKELY ACTIVE |
