| GBGaf Building Materials Corporation | Trail Creek | — | ◇ UNVERIFIED |
| GMGaf Materials Corporation | Mount Vernon | — | ◇ UNVERIFIED |
| GOGe Oil & Gas | Connersville | — | ◇ UNVERIFIED |
| GPGladieux Processing LLC | Huntington | — | ◇ UNVERIFIED |
| IFIndiana Flame Service - Contractor of a | Burns Harbor | — | ◇ UNVERIFIED |
| IBIsg Burns Harbor | Burns Harbor | — | ◇ UNVERIFIED |
| JAJenStar Asphalt Inc | Lake Station | — | ◇ UNVERIFIED |
| JAJenStar Asphalt Inc | Gary | — | ◇ UNVERIFIED |
| JRJh Rudolph & Company INC Petersburg | Dale | — | ◇ UNVERIFIED |
| LRLaketon Refining Corporation | Laketon | — | ◇ UNVERIFIED |
| MRMalarkey Roofing Products | Franklin | — | ◇ UNVERIFIED |
| MPMarathon Petroleum Company LP | Indianapolis | — | ◇ UNVERIFIED |
| MCMid Continent Coal & Coke | East Chicago | — | ◇ UNVERIFIED |
| MCMid-continent Coal & Coke | East Chicago | — | ◇ UNVERIFIED |
| MCMilestone Constractors, L.p. | Covington | — | ◇ UNVERIFIED |
| MCMilestone Contractors | Portland | — | ◇ UNVERIFIED |
| MCMilestone Contractors Limited Partnership | Whitestown | — | ◇ UNVERIFIED |
| MCMilestone Contractors LP | Portland | — | ◇ UNVERIFIED |
| MPMilestone Plant 63 | Terre Haute | — | ◇ UNVERIFIED |
| NCNew Castle Stainless Plate LLC | New Castle | — | ◇ UNVERIFIED |
| OPOnyx Paving Company | Seymour | — | ◇ UNVERIFIED |
| OCOwens Corning Roofing and Asphalt LLC | Saint Leon | — | ◇ UNVERIFIED |
| PHPaul H. Rohe Co., INC. | Versailles | — | ◇ UNVERIFIED |
| PIPC Indiana Synthetic Fuel #2, L.l.c. | Lynnville | — | ◇ UNVERIFIED |
| PCPermawick Company | Columbus | — | ◇ UNVERIFIED |
| POPinnacle Oil | Indianapolis | — | ◇ UNVERIFIED |
| POPinnacle Oil Holdings LLC | New Augusta | — | ◇ UNVERIFIED |
| QCQuaker Chemical Corportion | Marion | — | ◇ UNVERIFIED |
| RPRes Polyflow Ashley | Ashley | — | ◇ UNVERIFIED |
| RARieth-riley Asphalt Plant #365 | South Bend | — | ◇ UNVERIFIED |
| RARieth-riley Asphalt Plant #3670 | Valparaiso | — | ◇ UNVERIFIED |
| RARieth-riley Asphalt Plant - Richmond | Richmond | — | ◇ UNVERIFIED |
| RRRieth Riley Construction Co, INC. (n1594) | Goshen | — | ◇ UNVERIFIED |
| RRRieth Riley Construction Company Incorporated | Danville | — | ◇ UNVERIFIED |
| RRRieth Riley Construction Company Incorporated | Terre Haute | — | ◇ UNVERIFIED |
| RCRieth-riley Construction Company Incorporated | Winamac | — | ◇ UNVERIFIED |
| RRRieth Riley Portable Cmi Plt | Whitehall | — | ◇ UNVERIFIED |
| RERiverview Energy Corporation | Dale | — | ◇ UNVERIFIED |
| RGRogers Group, INC. | Switz City | — | ◇ UNVERIFIED |
| RGRogers Group, Inc.-portable | Bloomington | — | ◇ UNVERIFIED |
| RGRogers Group INC Sieboldt Quarry | Springville | — | ◇ UNVERIFIED |
| RGRogers Group, Inc.-vincennes Asphalt | Vincennes | — | ◇ UNVERIFIED |
| SCSun Coke Energy Indiana Harbor Operations | East Chicago | — | ◇ UNVERIFIED |
| SESuncoke Energy Indiana Harbor Operations | East Chicago | — | ◇ UNVERIFIED |
| VAValley Asphalt Corporation | Aurora | — | ◇ UNVERIFIED |
| VHVulcan Harrison County Asphalt | Corydon | — | ◇ UNVERIFIED |
| WVWabash Valley Asphalt | Terre Haute | — | ◇ UNVERIFIED |
| WKWalsh & Kelly, INC. | Portage | — | ◇ UNVERIFIED |
| WAWayne Asphalt and Construction CO INC | Fort Wayne | — | ◇ UNVERIFIED |
