| CRCarbon Reform INC | Philadelphia | PA | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| CACarcoon America INC. | Palmetto | FL | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| CECECO Environmental Corp | Addison | TX | Machinery Manufacturing333413 | 500+ | ◐ LIKELY ACTIVE |
| CCCentral Coast Filter & Supply, INC. | Oxnard | CA | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| CLCerrozone LLC | Maryland Heights | MO | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| CACimr Air Defense, LLC | Houston | TX | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| CUCofimco Usa, LLC | Houston | TX | Machinery Manufacturing333413 | 1-19 | ◐ LIKELY ACTIVE |
| CCCool Components, INC. | Tampa | FL | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| CDC&W DustTech | Alvarado | TX | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| DDallas | Desoto | TX | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| DMDCM Manufacturing - Texas | Grand Prairie | TX | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| DEDiamondone Energy Services LLC | Mountain Top | PA | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| DADiversified Air Systems, INC. | Crestwood | KY | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| DCDonaldson Company | Harrsionville | MO | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| DCDonaldson Company Inc.- BOFA Americas | Staunton | IL | Machinery Manufacturing333413 | 1-19 | ◐ LIKELY ACTIVE |
| DCDonaldson Company Stockton CA | Stockton | CA | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| DDDon Davis | Plainfield | NJ | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| DIDuraflow Industries INC | Wakeman | OH | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| E1ebmpapst 110 | Farmington | CT | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| EPEden Prairie Office | Eden Prairie | MN | Machinery Manufacturing333413 | 1-19 | ◐ LIKELY ACTIVE |
| ECEffective Controls, INC | New Ringgold | PA | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| EErlab | Kansas City | MO | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| EBExcelsior Blower Systems, Inc. | Blandon | PA | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| FSFab shop and office | Alabaster | AL | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| FPFederal Prison Industries, INC | Texarkana | TX | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| FFFilterPro - Florence AL | Florence | AL | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| FOFilterPro - Ocala | Ocala | FL | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| FCFiltration Corona | Corona | CA | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| FOFiltration Ottawa | Ottawa | KS | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| FSFiltration Slater GTF | Slater | MO | Machinery Manufacturing333413 | 1-19 | ◐ LIKELY ACTIVE |
| FSFiltration Slater IGFG | Slater | MO | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| FDFnj Dynamics LLC | Mint Hill | NC | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| FAFresh Aire UV | Jupiter | FL | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| FFFreudenberg Filtration Technologies - Best Air (Belvidere) | Belvidere | IL | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| FFFreudenberg Filtration Technologies - Best Air (Huntley) | Huntley | IL | Machinery Manufacturing333413 | 1-19 | ◐ LIKELY ACTIVE |
| FFFreudenberg Filtration Technologies - Best Air (Keyes Ave.) | Hampshire | IL | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| FFFreudenberg Filtration Technologies (Filters Now) Saraland, Alabama | Saraland | AL | Machinery Manufacturing333413 | 1-19 | ◐ LIKELY ACTIVE |
| FFFreudenberg Filtration Technologies - LaPorte, Indiana | La Porte | IN | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| FFFreudenberg Filtration Technologies - LaPorte, Indiana | LaPorte | IN | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| FRFreudenberg Residential Filtration Technologies, Inc. (FRFT) - Pasadena, TX | Pasadena | TX | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| FRFreudenberg Residential Filtration Technologies, Inc. (FRFT) - Wellford, NC | Wellford | SC | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| FTFuel Tech, Inc. | Warrenville | IL | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| GIGag Industries INC | Des Plaines | IL | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| GBGary Black | Williamstown | NJ | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| GVGlobal Vac & Air | Brockton | MA | Machinery Manufacturing333413 | 1-19 | ◐ LIKELY ACTIVE |
| GCGPT ClimateControlAirTreatement US LLC | Lansing | MI | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| HSHDT-Expeditionary Systems, Inc. Ontario | Ontario | OH | Machinery Manufacturing333413 | 1-19 | ◐ LIKELY ACTIVE |
| HHHealthy Home Solutions, LLC | Caledonia | MS | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| HEHenderson Engineering Co., INC | Sandwich, IL 60548 | IL | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| HHoneywellMA23 | Acton | MA | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |