| GSGeneral Sheet Metalworks, Inc. DBA General Stamping & Metalworks | South Bend | IN | Fabricated Metal Product Manufacturing332119 | 100-499 | ◐ LIKELY ACTIVE |
| GSGKN Sinter Metals Salem | Salem | IN | Fabricated Metal Product Manufacturing332117 | 100-499 | ◐ LIKELY ACTIVE |
| HRHill Rom CO INC Plating Plant | Batesville | IN | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| HTHobson Tool and Machine CO. | Franklin | IN | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| HMHoneyville Metal, LLC | Topeka | IN | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
| HTHoosier Tank & Manufacturing | South Bend | IN | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| IAIbc Advanced Alloys | Franklin | IN | Primary Metal Manufacturing331523 | 20-99 | ◐ LIKELY ACTIVE |
| IIIN-FAB Inc. | Bedford | IN | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
| LQLafayette Quality Products, INC. | Lafayette | IN | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| LSLenex Steel - Corporate | Indianapolis | IN | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| LMLincoln Manufacturing CO. | Fort Wayne | IN | Fabricated Metal Product Manufacturing332116 | — | ◐ LIKELY ACTIVE |
| LPLionshead Precision Metals | Greenwood | IN | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
Lippert Components INC | Elkhart | IN | Fabricated Metal Product Manufacturing332321 | — | ◐ LIKELY ACTIVE |
Lippert Components Incorporated Plant 4 | Goshen | IN | Fabricated Metal Product Manufacturing332119 | 100-499 | ◐ LIKELY ACTIVE |
| MMMcgill Manufacturing Co, INC | Monticello | IN | Fabricated Metal Product Manufacturing332991 | — | ◐ LIKELY ACTIVE |
Mesco Manufacturing Group LLC | Greensburg | IN | Fabricated Metal Product Manufacturing332721 | 20-99 | ◐ LIKELY ACTIVE |
| MSMid-West Spring & Stamping | Mentone | IN | Fabricated Metal Product Manufacturing332613 | 20-99 | ◐ LIKELY ACTIVE |
| MMMoore Metal Works, LLC | Evansville | IN | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| MIMpi International LLC | Knox | IN | Fabricated Metal Product Manufacturing332116 | — | ◐ LIKELY ACTIVE |
| NTNetshape Technologies - Campbellsburg Facility | Campbellsburg | IN | Fabricated Metal Product Manufacturing332117 | — | ◐ LIKELY ACTIVE |
| NMNew Millenium Building Systems LLC | Butler | IN | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| NINoblitt International Corporation | Columbus | IN | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
| NBNucor Building Systems | Waterloo | IN | Fabricated Metal Product Manufacturing332311 | 500+ | ◐ LIKELY ACTIVE |
| NVNucor Vulcraft Group Saint Joe Div | Saint Joe | IN | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
Numerix INC | Columbia City | IN | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
Onspot of North America, INC. | North Vernon | IN | Fabricated Metal Product Manufacturing332618 | 20-99 | ◐ LIKELY ACTIVE |
| PIPenway INC | Edinburgh | IN | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| PPPerfection Products Inc | Lebanon | IN | Fabricated Metal Product Manufacturing332119 | 1-19 | ◐ LIKELY ACTIVE |
| PPPoiry Partners LLC | Fort Wayne | IN | Fabricated Metal Product Manufacturing332813 | 20-99 | ▲ REPORTED CLOSED |
| PMPrecoat Metals a Division of Sequa CORP | Greenfield | IN | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| PFPwc Fabrication | Ft Wayne | IN | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| QMQuality Machine & Tool Works, Inc. | Columbus | IN | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| QTQuick Tanks, INC. | Kendallville | IN | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| RTReliable Tool and Machine, Inc | Kendallville | IN | Fabricated Metal Product Manufacturing332710 | 100-499 | ◐ LIKELY ACTIVE |
| RPResonac Powdered Metals America, INC | Greensburg | IN | Primary Metal Manufacturing331492 | 100-499 | ◐ LIKELY ACTIVE |
| SCSilgan Closures LLC | Evansville | IN | Fabricated Metal Product Manufacturing332115 | — | ◐ LIKELY ACTIVE |
| SCSilgan Closures LLC | Richmond | IN | Fabricated Metal Product Manufacturing332115 | — | ◐ LIKELY ACTIVE |
| SPSpaceGuard Products | Seymour | IN | Fabricated Metal Product Manufacturing332618 | 20-99 | ◐ LIKELY ACTIVE |
| SASunright America Incorporated | Columbus | IN | Fabricated Metal Product Manufacturing332722 | 100-499 | ◐ LIKELY ACTIVE |
| SSSyndicate Store Fixtures | Middlebury | IN | Fabricated Metal Product Manufacturing332322 | — | ◐ LIKELY ACTIVE |
| TFTask Force Tips | Valparaiso | IN | Fabricated Metal Product Manufacturing332919 | 100-499 | ◐ LIKELY ACTIVE |
| TITri-State Industries, Inc. - Indiana | Hammond | IN | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
| TMTriton Metal Products | Hamilton | IN | Fabricated Metal Product Manufacturing332313 | 100-499 | ◐ LIKELY ACTIVE |
| VRVal Rollers Incorporated | Indianapolis | IN | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| VIVidimos Inc | East Chicago | IN | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| VAVOSS Automotive, Inc. | Fort Wayne | IN | Fabricated Metal Product Manufacturing332912 | 100-499 | ◐ LIKELY ACTIVE |
| WSWabash Steel Company LLC | Vincennes | IN | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| WIWare Industries, INC. D/b/a Marino/ware | East Chicago | IN | Fabricated Metal Product Manufacturing332312 | 100-499 | ◐ LIKELY ACTIVE |
| WMWenzel Metal Spinning, INC. | Fremont | IN | Fabricated Metal Product Manufacturing332119 | 20-99 | ◐ LIKELY ACTIVE |
| WMWiley Metal Fabricating INC | Marion | IN | Fabricated Metal Product Manufacturing332322 | — | ◐ LIKELY ACTIVE |