Accurate Castings INC | La Porte | 20–99 | ● ACTIVE |
Bci Solutions, INC | Bremen | 100–499 | ● ACTIVE |
Dynamic Metals, LLC | Elkhart | 100–499 | ● ACTIVE |
| EREcobat Resources | Indianapolis | 100–499 | ● ACTIVE |
Elkhart Brass Manufacturing Company, LLC | Elkhart | 100–499 | ● ACTIVE |
Flexaust INC | Warsaw | 100–499 | ● ACTIVE |
Fort Wayne Metals Research Products, LLC | Fort Wayne | — | ● ACTIVE |
| GAGeneral Aluminum Manufacturing Company | Huntington | 20–99 | ● ACTIVE |
| GHGerdau Huntington | Huntington | 20–99 | ● ACTIVE |
Haynes International, INC. | Kokomo | 500+ | ● ACTIVE |
| HSHeidtman Steel Products | Butler | 100–499 | ● ACTIVE |
| IPIndiana Pickling & Processing Company | Portage | 20–99 | ● ACTIVE |
| JAJupiter Aluminum CORP | Hammond | 100–499 | ● ACTIVE |
| KCKingsbury Castings Division | Kingsbury | 20–99 | ● ACTIVE |
| MSMerit Steel Company | Kouts | 20–99 | ● ACTIVE |
| MTMetal Technologies Auburn LLC | Auburn | 100–499 | ● ACTIVE |
| MAMetalx Aluminum Conversions LLC | Wabash | 100–499 | ● ACTIVE |
| NSNucor Steel | Crawfordsville | 500+ | ● ACTIVE |
Padgett INC | New Albany | 100–499 | ● ACTIVE |
| RMRea Magnet Wire Company INC | Lafayette | 100–499 | ● ACTIVE |
| SDSteel Dynamics Heartland | Terre Haute | 100–499 | ● ACTIVE |
The Harrison Steel Castings CO | Attica | 100–499 | ● ACTIVE |
Univertical LLC | Angola | 20–99 | ● ACTIVE |
Urschel Laboratories, INC. | Chesterton | 500+ | ● ACTIVE |
| UPUS Premier Tube Mills, LLC | Madison | 100–499 | ● ACTIVE |
| WSWaelz Sustainable Products LLC | Logansport | 100–499 | ● ACTIVE |
| WSWorthington Steel | Porter | 100–499 | ● ACTIVE |
| YMYamaha Marine Precision Propellers INC. Greenfield | Greenfield | 100–499 | ● ACTIVE |
| 8L80/20, LLC | Columbia City | — | ● ACTIVE |
Adams & Westlake LTD | Elkhart | — | ● ACTIVE |
Aero Metals INC | La Porte | — | ● ACTIVE |
Alexandria Extrusion Midamerica LLC | Indianapolis | — | ● ACTIVE |
Atlas Foundry Company INC | Marion | — | ● ACTIVE |
| BIBrazeway Indiana Incorporated | Shelbyville | 20–99 | ● ACTIVE |
| BCBridon-american CORP | Oakland City | — | ● ACTIVE |
Crossroads Seamless Usa, LLC | Winamac | — | ● ACTIVE |
Endress + Hauser Flow, USA | Greenwood | 100–499 | ● ACTIVE |
| IAIbc Advanced Alloys | Franklin | 20–99 | ● ACTIVE |
Kimura Foundry America, INC | Shelbyville | — | ● ACTIVE |
Midwest Aerospace Casting, LLC | Merrillville | — | ● ACTIVE |
Midwest Bale Ties INC | Crawfordsville | — | ● ACTIVE |
| OWOpta Walkerton | Walkerton | 20–99 | ● ACTIVE |
American Hydroformers, INC. | Fort Wayne | — | ● ACTIVE |
Ibc US Holdings INC | Franklin | — | ● ACTIVE |
| ICInnovative Casting Technologies, INC. | Franklin | 20–99 | ● ACTIVE |
Lodestar Quality LLC | Lafayette | — | ● ACTIVE |
Magnesium Innovations Group INC | Carmel | — | ● ACTIVE |
Reelement Technologies Operating CORP | Fishers | — | ● ACTIVE |
Solonian Resources, LLC | Mishawaka | — | ● ACTIVE |
Space Alloys USA LLC | Windfall | — | ● ACTIVE |