| ISIndustrial Sales & Manufacturing | Erie | PA | — | ◇ UNVERIFIED |
| ISIndustrial Screen Process Services, INC. | Toledo | OH | — | ◇ UNVERIFIED |
| ISIndustrial Sheetmetal & Fabricators, INC. | Vidor | TX | — | ◇ UNVERIFIED |
| ISIndustrial Splicing and Sling, L.l.c. | Tulsa | OK | — | ◇ UNVERIFIED |
| ISIndustrial Steel Construction Incorporated | Gary | IN | — | ◇ UNVERIFIED |
| ISIndustrial Steel Fabrication, Incorporated | Hazelwood | MO | — | ◇ UNVERIFIED |
| ISIndustrial Steel Fabricators, INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
 Industrial Tool & Die Co., INC. | Harlingen | TX | — | ◇ UNVERIFIED |
| ITIndustrial Tool & Die INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| ITIndustrial Toolz INC | Kenosha | WI | — | ◇ UNVERIFIED |
| ITIndustrial Tube Components, Inc | Lizton | IN | — | ◇ UNVERIFIED |
| ITIndustrial Tube Corp | Hillsborough | NJ | — | ◇ UNVERIFIED |
| IAInfinite Ascent LLC | San Marcos | CA | — | ◇ UNVERIFIED |
| IMInfinity Manufactured Industries, INC. | Largo | FL | — | ◇ UNVERIFIED |
| IPIn-Flight Products, LLC | Stanton | CA | — | ◇ UNVERIFIED |
| ICInfra-metals CO. | Marseilles | IL | — | ◇ UNVERIFIED |
| ILInnofab LLC | Milwaukee | WI | — | ◇ UNVERIFIED |
| IMInnovated Metal Fabrication Inc | Maplewood | MN | — | ◇ UNVERIFIED |
| IMInnovated Metal Fabrication Inc | Maplewood | MN | — | ◇ UNVERIFIED |
| IMInnovated Metal Fabrication INC | Blaine | MN | — | ◇ UNVERIFIED |
| ILInnovationsmith, LLC | Midlothian | TX | — | ◇ UNVERIFIED |
| IEInnovative Emergency Equipment | Riverside | CA | — | ◇ UNVERIFIED |
| IEInnovative Exhaust Solutions, Inc | Lincoln | NE | — | ◇ UNVERIFIED |
| IIInnovative Industrial | Brownsville | TX | — | ◇ UNVERIFIED |
| IIInnovative Industrial Fabricators LLC | Keithville | LA | — | ◇ UNVERIFIED |
| IMInnovative Materials Solutions, LLLP | Golden | CO | — | ◇ UNVERIFIED |
| IMInnovative Medical Device Solutions | Chandler | AZ | — | ◇ UNVERIFIED |
| IRInnovative Renovations Inc | Denver | CO | — | ◇ UNVERIFIED |
| ISInnovative Sheet Metals LLC | Bradenton | FL | — | ◇ UNVERIFIED |
| IMInox Market America | Muncie | IN | — | ◇ UNVERIFIED |
| ITInsituform Technology | Wrentham | MA | — | ◇ UNVERIFIED |
| IBInspired Bronze, INC. | Deland | FL | — | ◇ UNVERIFIED |
| ICInsulated Component Structures of Fl, INC. | Eustis | FL | — | ◇ UNVERIFIED |
| IEIntegral Engineering & Fabrication INC | City of Industry | CA | — | ◇ UNVERIFIED |
| IPIntegral Properties LLC | Tumwater | WA | — | ◇ UNVERIFIED |
| IDIntegrated Dynamic Metals Corp | Marlborough | MA | — | ◇ UNVERIFIED |
| IHIntegrated Holdings, Inc. | Romeo | MI | — | ◇ UNVERIFIED |
| IMIntegrated Manufacturing Solutions LLC | Shakopee | MN | — | ◇ UNVERIFIED |
| IMIntegrated Mechanical INC | Albany | OR | — | ◇ UNVERIFIED |
| ISIntegrated Steel | Brooksville | FL | — | ◇ UNVERIFIED |
| ITIntegrated Tower Systems | Tulsa | OK | — | ◇ UNVERIFIED |
| IFIntegrity Fleet Services | Pacific | WA | — | ◇ UNVERIFIED |
| ISIntegrity Sales Network, LLC | Gaylord | MI | — | ◇ UNVERIFIED |
| ITIntegrity Tool INC. | Ontario | NY | — | ◇ UNVERIFIED |
| IFIntelligent Fixtures | El Monte | CA | — | ◇ UNVERIFIED |
| ISIntelligent Steel Solutions, L.l.c. | New Orleans | LA | — | ◇ UNVERIFIED |
| ISIntelligrated Sources, LLC | Montgomery | NY | — | ◇ UNVERIFIED |
| IIIntellimetal, INC. | Rochester | NY | — | ◇ UNVERIFIED |
| IAInter American Oil Works INC. | Odessa | TX | — | ◇ UNVERIFIED |
| ITIntercontinental Truck Body, INC | Conrad | MT | — | ◇ UNVERIFIED |
