| BPBrightmark Plastics Ashley Opco LLC | Ashley | 100–499 | ● ACTIVE |
Countrymark Carbon Cooperative, LLC | Indianapolis | 500+ | ● ACTIVE |
| FPFas Pak Incorporated | La Porte | 100–499 | ● ACTIVE |
| SSSafety-kleen Systems, INC. | East Chicago | 20–99 | ● ACTIVE |
Contract Resource Solutions INC. | Fishers | — | ● ACTIVE |
| ILIdemitsu Lubricants America Corporation | Jeffersonville | 100–499 | ◐ LIKELY ACTIVE |
| LOLucas Oil Products INC | Corydon | 100–499 | ◐ LIKELY ACTIVE |
| OCOwens Corning Brookville Roofing & Asphalt LLC | Brookville | 100–499 | ◐ LIKELY ACTIVE |
| JAJenstar Asphalt LLC | Gary | 1–19 | ◐ LIKELY ACTIVE |
| AMAsphalt Materials, INC. | Indianapolis | — | ◐ LIKELY ACTIVE |
| BMBldg Materials Mfg CORP | Mount Vernon | — | ◐ LIKELY ACTIVE |
| BMBldg Materials Mfg CORP | Michigan City | — | ◐ LIKELY ACTIVE |
| CICam2 International LLC | Hammond | 20–99 | ◐ LIKELY ACTIVE |
| CPCentral Paving INC | Logansport | 1–19 | ◐ LIKELY ACTIVE |
| CLCleveland-cliffs LLC | East Chicago | — | ◐ LIKELY ACTIVE |
| CRCountrymark Refining and Logistics LLC | Mount Vernon | — | ◐ LIKELY ACTIVE |
| CRCountrymark Refining and Logistics LLC | Westfield | — | ◐ LIKELY ACTIVE |
| DLD-A Lebanon | Lebanon | 20–99 | ◐ LIKELY ACTIVE |
| HMHeidelberg Materials Cement Company LLC | Logansport | — | ◐ LIKELY ACTIVE |
| MLMohawk Laboratories Div Nch CO | Indianapolis | — | ◐ LIKELY ACTIVE |
| OTOil Technology, Inc./u.s. Steel Gary | Gary | — | ◐ LIKELY ACTIVE |
| ACAsphalt Cutbacks INC | East Chicago | 1–19 | ◐ LIKELY ACTIVE |
| DODave Omara Contractor INC | Greensburg | — | ◐ LIKELY ACTIVE |
| DODave Omara Contractor INC - Plant 9 | Flat Rock | — | ◐ LIKELY ACTIVE |
| DODave O'mara Plant 7 | Versailles | — | ◐ LIKELY ACTIVE |
| FWFort Wayne Pools , Plant #1 | Fort Wayne | — | ◐ LIKELY ACTIVE |
| HCHeritage-crystal Clean LLC - Indianapolis Facility | Indianapolis | — | ◐ LIKELY ACTIVE |
| MCMilestone Contractors, L.p. | Indianapolis | — | ◐ LIKELY ACTIVE |
| ASAsphalt Supply Company, INC | Sellersburg | 1–19 | ◐ LIKELY ACTIVE |
| CSCalumet Shreveport Fuels LLC | Indianapolis | 500+ | ◐ LIKELY ACTIVE |
Electro Spec INC | Franklin | — | ◐ LIKELY ACTIVE |
| CRC & R Construction | Corydon | 20–99 | ◇ UNVERIFIED |
| JDJerry David Enterprises/concrete | Evansville | 20–99 | ◇ UNVERIFIED |
| LBLowes Blacktop & Excavating | Terre Haute | 20–99 | ◇ UNVERIFIED |
| PSPulver & Sons Asphalt Materials INC | Albion | 1–19 | ◇ UNVERIFIED |
| 1B107303 - Bp Whiting Refinery | Whiting | 500+ | ◐ LIKELY ACTIVE |
| AMAsphalt Materials, INC. | Mt. Vernon | — | ◐ LIKELY ACTIVE |
| BCBrooks Construction Company INC | Auburn | — | ◐ LIKELY ACTIVE |
| BCBrooks Construction Company Incorporated | Fort Wayne | — | ◐ LIKELY ACTIVE |
| CSCgs Services INC | Morristown | — | ◐ LIKELY ACTIVE |
| EBE & B Paving INC | Noblesville | — | ◐ LIKELY ACTIVE |
| EBE & B Paving, INC. | Indianapolis | — | ◐ LIKELY ACTIVE |
| EBE & B Paving LLC | Noblesville | — | ◐ LIKELY ACTIVE |
| EBE & B Paving LLC | Chandler | — | ◐ LIKELY ACTIVE |
| EBE & B Paving LLC | Huntington | — | ◐ LIKELY ACTIVE |
| EBE & B Paving LLC | Kewanna | — | ◐ LIKELY ACTIVE |
| HCHall Contracting of Kentucky Incorporated | Charlestown | — | ◐ LIKELY ACTIVE |
| JCJasper County Highway Department | Rensselaer | — | ◐ LIKELY ACTIVE |
| JHJ H Rudolph & Company, INC. | Evansville | — | ◐ LIKELY ACTIVE |
| JHJ. H. Rudolph & Company, INC. - St. Croix Plant | English | — | ◐ LIKELY ACTIVE |