| RPResearch Products, Madison Campus - AprilAire Plant, Tech Center | Madison | WI | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| RRRicky R Tatum | Hyattsville | MD | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| RGRoberts Gordon LLC | Buffalo | NY | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| RFRobinson Fans PA Plant 1 | Zelienople | PA | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| RFRobinson Fans West | Salt Lake City | UT | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| RRobovent | New Baltimore | MI | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| SRSauk Rapids Office | Sauk Rapids | MN | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| STSimco-Ion Technology | Alameda | CA | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| SGSivad Group LLC | New Castle | DE | Machinery Manufacturing333413 | — | ▲ REPORTED CLOSED |
| SFSmith Filter Corporation | Moline | IL | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| SMSolberg Manufacturing Hilltop | Itasca | IL | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| SISpal-usa, INC. | Ankeny | IA | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| SFSpeedy Filtration LLC | Las Vegas | NV | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| STSPX Technologies | Mason | OH | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| SLSsccs, LLC | Waterville | OH | Machinery Manufacturing333413 | — | ▲ REPORTED CLOSED |
| SMSummit Mfg. Corp. | Gaylord | MI | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| SUSwegon USA Inc. - Tennessee | Murfreesboro | TN | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| SMSystemair Manufacturing Lenexa | Lenexa | KS | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| TITechnos, Inc. Manufacturing | Schertz | TX | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| TBThe Basement Group LLC | Drumore | PA | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
The New York Blower Company - La Porte | La Porte | IN | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
The New York Blower Company - Leitchfield | Leitchfield | KY | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
The New York Blower Company - Philadelphia | Philadelphia | MS | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| TSThirty Spectre Supply LLC | Lithia | FL | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| TITiger-vac INC. | Dania | FL | Machinery Manufacturing333413 | — | ▲ REPORTED CLOSED |
| TNTtt Navy Americas LLC | Duncan | OK | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| VEValenti Enterprises LLC | Kansas City | MO | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| VLVentamatic LTD | Mineral Wells | TX | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| F1"WI Facility 1 - TAP" | Schofield | WI | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| ZUZiehl-abegg Ucic | Winston-Salem | NC | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| AFAmeri Freight LLC | Helotes | TX | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| FCFlow Control Technology Company, LLC | Tampa | FL | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| LILtg INC | Spartanburg | SC | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| RLReal-time Laboratories, LLC | Choctaw | MS | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| RFRobinson Fans INC | Harmony | PA | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| WRWhite Ron & Associates LLC | Thornville | OH | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| AAAa Air Filters, INC. | Mount Vernon | NY | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |
| DCDurr Cts INC | De Pere | WI | Machinery Manufacturing333243 | — | ◇ UNVERIFIED |
| RPRobovent Products Group | Sterling Heights | MI | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |
| 1210180 217th St W LLC | Lakeville | MN | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |
| 1F130829 - Flanders/csc, LLC | Washington | NC | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |
| 1E131 East Main Realty LLC | West Brookfield | MA | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |
| 1A133573 - Air System Components, INC. | Sanford | NC | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |
| 3N36 Nettleton Ave LLC | North Haven | CT | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |
| 4R400 Robinson Fans | Harmony | PA | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |
| 5K56979 - Koch Filter Corporation | Louisville | KY | Machinery Manufacturing333412 | — | ◇ UNVERIFIED |
| 9T93439 - Tjernlund Products INC | White Bear Lake | MN | Machinery Manufacturing333412 | — | ◇ UNVERIFIED |
| 9N94882 - Nu Aire INC | Long Lake | MN | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |
| 9T96989 - the Energy Conservatory INC | Minneapolis | MN | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |
| 9C97046 - Clean Air Products CO | Minneapolis | MN | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |