| JDJohn Deere Waterloo Works Product Engineering Center | Cedar Falls, IA | Machinery Manufacturing333111 | 500+ | ◐ LIKELY ACTIVE |
| LLLife Line Emergency Vehicles | Sumner, IA | Transportation Equipment Manufacturing336211 | 100–499 | ◐ LIKELY ACTIVE |
| LLLife Line Emergency Vehicles, INC | Sumner, IA | Transportation Equipment Manufacturing336211 | — | ◐ LIKELY ACTIVE |
| MCMetokote Corp-plant 15 | Cedar Falls, IA | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| NENorth East Machine & Tool CO | Janesville, IA | Fabricated Metal Product Manufacturing332313 | 20–99 | ◐ LIKELY ACTIVE |
| PCPaha Cider Co. | Waverly, IA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| PCPremier Casting Services, INC. | Waterloo, IA | Primary Metal Manufacturing331511 | 20–99 | ◐ LIKELY ACTIVE |
| RIRonan Industries, INC. | Waterloo, IA | Wood Product Manufacturing321920 | 20–99 | ◐ LIKELY ACTIVE |
| WEWelyn Enterprises | Waterloo, IA | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| RIRichway Industries, Limited | Janesville, IA | Machinery Manufacturing333120 | — | ◐ LIKELY ACTIVE |
| WCWood Components & Technologies INC | Cedar Falls, IA | Miscellaneous Manufacturing339999 | — | ◐ LIKELY ACTIVE |
| DCDonaldson Company INC | Waterloo, IA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| GCGarrett Corporation Dba Delta Industries | Reinbeck, IA | Miscellaneous Manufacturing339920 | — | ◇ UNVERIFIED |
| GCGmt Corporation | Waverly, IA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| IFIndustrial Fabrication & Machining INC | Waterloo, IA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| ILIowa Laser Technology | Cedar Falls, IA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| KEKay Enterprises INC | Janesville, IA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| KLKcng, LLC | Waterloo, IA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| KLKcng, LLC | Cedar Falls, IA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| KLKcng, LLC | Cedar Falls, IA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| NUNestle USA | Waverly, IA | Food Manufacturing311320 | — | ◇ UNVERIFIED |
| QMQuality Mat CO INC | Waterloo, IA | Miscellaneous Manufacturing339920 | — | ◇ UNVERIFIED |
| RMRada Mfg CO | Waverly, IA | Fabricated Metal Product Manufacturing332211 | — | ◇ UNVERIFIED |
| RCR C Willett CO INC | Cedar Falls, IA | Transportation Equipment Manufacturing336214 | — | ◇ UNVERIFIED |
| RCRoskamp Champion | Waterloo, IA | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| SGStandard Golf CO | Cedar Falls, IA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| VPViking Pump Inc-alloys Foundry | Cedar Falls, IA | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| VPViking Pump Inc-a Unit of Idex | Cedar Falls, IA | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| BCBCI - Cedar Falls Division | Cedar Falls, IA | Paper Manufacturing322211 | 20–99 | ◐ LIKELY ACTIVE |
| BWBertch - Waterloo, IA | Waterloo, IA | Furniture and Related Product Manufacturing337110 | 500+ | ◐ LIKELY ACTIVE |
| BPBuilding Products Inc. of IA (Millwork) | Evansdale, IA | Wood Product Manufacturing321911 | 1–19 | ◐ LIKELY ACTIVE |
| CIConrad, Ia | Conrad, IA | Paper Manufacturing322211 | 20–99 | ◐ LIKELY ACTIVE |
| CDCrystal Distribution Services, Inc. | Waterloo, IA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| DIDC Industries | Waterloo, IA | Machinery Manufacturing333111 | 20–99 | ◐ LIKELY ACTIVE |
| FMFilter Minder | Waterloo, IA | Transportation Equipment Manufacturing336390 | 20–99 | ◐ LIKELY ACTIVE |
| GUGbs USA | Cedar Falls, IA | Machinery Manufacturing333120 | 20–99 | ◐ LIKELY ACTIVE |
| JWJD Waterloo Tractor Operations | Waterloo, IA | Machinery Manufacturing333111 | 500+ | ◐ LIKELY ACTIVE |
| KIKcng Iowa | Cedar Falls, IA | Primary Metal Manufacturing331511 | 20–99 | ◐ LIKELY ACTIVE |
| LLLaughing Lab Vineyard | Denver, IA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| NBNAPCO Bag and Film | Waverly, IA | Plastics and Rubber Products Manufacturing326111 | 20–99 | ◐ LIKELY ACTIVE |
| PPPower Pavers | Cedar Falls, IA | Machinery Manufacturing333120 | 20–99 | ◐ LIKELY ACTIVE |
| RARanews AIC Waterloo | Waterloo, IA | Fabricated Metal Product Manufacturing332812 | 1–19 | ◐ LIKELY ACTIVE |
| RCRanews Companies - Waterloo | Waterloo, IA | Fabricated Metal Product Manufacturing332812 | 20–99 | ◐ LIKELY ACTIVE |
| STSCB Transport | Waterloo, IA | Furniture and Related Product Manufacturing337110 | 20–99 | ◐ LIKELY ACTIVE |
| SESchoitz Engineering Inc. | Waterloo, IA | Machinery Manufacturing333514 | 20–99 | ◐ LIKELY ACTIVE |
| SPSouth Porch Cider Co. | Grundy Center, IA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| SIStrategic Imaging | Waterloo, IA | Printing and Related Support Activities323111 | 20–99 | ◐ LIKELY ACTIVE |
| TTTalk To Me Technologies, LLC | Cedar Falls, IA | Miscellaneous Manufacturing339113 | 100–499 | ◐ LIKELY ACTIVE |
| TITasler Inc Waterloo | Waterloo, IA | Wood Product Manufacturing321920 | 1–19 | ◐ LIKELY ACTIVE |
| TBTreppenhaus Brewing | Waterloo, IA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |