| BMBarnes Mauacturing Services | Marion | IA | Fabricated Metal Product Manufacturing332312 | 1-19 | ◇ UNVERIFIED |
| CMCompatible Manufacturing INC | Marion | MT | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| GDGeneral Dynamics Ordnance & Tactical Systems INC | Marion | IL | Fabricated Metal Product Manufacturing332992 | — | ◇ UNVERIFIED |
| GDGeneral Dynamics-ots P-area | Marion | IL | Fabricated Metal Product Manufacturing332992 | — | ◇ UNVERIFIED |
| HPHouser Products, LLC | Marion | OH | Fabricated Metal Product Manufacturing332710 | 1-19 | ◇ UNVERIFIED |
| MPMarion Process Solutions | Marion | IA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| MSMarion Steel Fabrication Incorporated | Marion | IN | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
Metal Industries, INC. | Marion | NC | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| PAPerfect Air Control LLC / Metal Industries LLC of Nc | Marion | NC | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| STSypris Technologies-marion Plant | Marion | OH | Fabricated Metal Product Manufacturing332111 | — | ◇ UNVERIFIED |
| TAT and J Plating INC | Marion | IN | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| AAAction Architectural Fabricators, INC. | Marion | AR | Fabricated Metal Product Manufacturing332312 | 1-19 | ◇ UNVERIFIED |
| HMHeartland Metal Sales, LLC | Marion | IL | Fabricated Metal Product Manufacturing332312 | 1-19 | ◇ UNVERIFIED |
| SBShew Brothers INC. | Marion | IL | Fabricated Metal Product Manufacturing332312 | 1-19 | ◇ UNVERIFIED |
| STSteam Turbine Alternative Resources | Marion | OH | Fabricated Metal Product Manufacturing332710 | 20-99 | ◇ UNVERIFIED |
| VMVerns Machine CO INC | Marion | NY | Fabricated Metal Product Manufacturing332721 | 1-19 | ◇ UNVERIFIED |
| WMWarner's Metal Finishing, INC. | Marion | TX | Fabricated Metal Product Manufacturing332813 | 1-19 | ◇ UNVERIFIED |
| WMWiley Metal Fabricating Incorporated | Marion | IN | Fabricated Metal Product Manufacturing332322 | 100-499 | ◇ UNVERIFIED |
| 1T105461 - Tjr Fabrication LLC | Marion | IN | Paper Manufacturing322214 | — | ◇ UNVERIFIED |
| 1L107114 - Lein Corporation | Marion | IN | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| 1T139125 - Tilson Machine, INC. | Marion | NC | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| ARA & R Portable | Marion | LA | Fabricated Metal Product Manufacturing332311 | — | ◇ UNVERIFIED |
| AIAvm INC | Marion | SC | Primary Metal Manufacturing331112 | — | ◇ UNVERIFIED |
| CCCrane Chempharma & Energy CORP. | Marion | NC | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| EFElm Family Enterprises, Inc | Marion | IA | Fabricated Metal Product Manufacturing332912 | — | ◇ UNVERIFIED |
| KMKevin M Delyser | Marion | NY | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| PHPhillips Holdings LLC | Marion | IN | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| PRPrivate Residence of Thomas a Barnes | Marion | IA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| SSScott Systems International, LLC | Marion | OH | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| TFTru-Bilt Farm & Commercial Building Company | Marion | IL | Fabricated Metal Product Manufacturing332311 | — | ◇ UNVERIFIED |