| HMHeritage Machine & Welding, INC. | Bloomington | IL | — | ◇ UNVERIFIED |
| HMHeritage Manufacturing, Inc. | Franklin Park | IL | — | ◇ UNVERIFIED |
| HMHerman Manufactruing Company INC | Wells | MN | — | ◇ UNVERIFIED |
| HMHerman Manufacturing Company INC | Wells | MN | — | ◇ UNVERIFIED |
| HMHerman Manufacturing Company INC | Wells | MN | — | ◇ UNVERIFIED |
| HFHerndon's Fabrication Works | South Houston | TX | — | ◇ UNVERIFIED |
| HSHerr-voss Stamco | Conway | PA | — | ◇ UNVERIFIED |
| HOHesco of Va LLC | Stuart | VA | — | ◇ UNVERIFIED |
| HCHess Corporation at Msi US Mid-south Machine | Youngsville | LA | — | ◇ UNVERIFIED |
| HHH & H Machine INC | Carthage | MO | — | ◇ UNVERIFIED |
| HHH & H Machinery | Brenham | TX | — | ◇ UNVERIFIED |
| HIHiatt Industries, LLC | Winona | MN | — | ◇ UNVERIFIED |
| HMHicks Machine | Walpole | NH | — | ◇ UNVERIFIED |
| HMHighland Machine and Screw Product CO | Highland | IL | — | ◇ UNVERIFIED |
| HQHigh Quality Alloys | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| HTHigh Tech Manufacturing Services | Vancouver | WA | — | ◇ UNVERIFIED |
 High Tech Solutions LLC | Lees Summit | MO | — | ◇ UNVERIFIED |
| HMHighway Machine Company, INC | Princeton | IN | — | ◇ UNVERIFIED |
| HWHi-grade Welding and Manufacturing, LLC | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| HMHillcore Machine, INC. | Portland | OR | — | ◇ UNVERIFIED |
| HIHilliard Investments of Missouri, LLC | Hazelwood | MO | — | ◇ UNVERIFIED |
| HMHill Manufacturing, INC. | Broken Arrow | OK | — | ◇ UNVERIFIED |
| HSHilti Steel Industry Division | New Castle | PA | — | ◇ UNVERIFIED |
| HMHirsch Machine, INC | Sunnyvale | CA | — | ◇ UNVERIFIED |
| HMHi-Standard Manufacturing, Inc. | Long Beach | CA | — | ◇ UNVERIFIED |
| HIHi-tech Industries, LLC | Broken Arrow | OK | — | ◇ UNVERIFIED |
 Hi-tech Machining & Engineering, L.l.c. | Tucson | AZ | — | ◇ UNVERIFIED |
| HMHi-tech Metal, INC. | Denton | TX | — | ◇ UNVERIFIED |
| HMHi-tek Manufacturing INC. | Mason | OH | — | ◇ UNVERIFIED |
| HMHLN Machining LLC | Bryan | OH | — | ◇ UNVERIFIED |
| HDHm Dunn | Euless | TX | — | ◇ UNVERIFIED |
| HDH.m. Dunn Company INC. | Saint Louis | MO | — | ◇ UNVERIFIED |
| HPHNH Properties LLC | Houston | TX | — | ◇ UNVERIFIED |
| HPHn Precision INC. | Rochester | NY | — | ◇ UNVERIFIED |
| HEHockmeyer Equipment CORP. | Elizabeth City | NC | — | ◇ UNVERIFIED |
| HMHodgenville Machine - Tool LLC | White City | KY | — | ◇ UNVERIFIED |
| HDHogg & Davis INC | Odell | OR | — | ◇ UNVERIFIED |
| HLHoldings, LLC | Mc Gregor | TX | — | ◇ UNVERIFIED |
| HPHoldren Precision Machining, Inc. | Ulster | PA | — | ◇ UNVERIFIED |
| HTHolly Tool & Die, INC. | Holly Springs | MS | — | ◇ UNVERIFIED |
| HMHolst Machine Shop | Goddard | KS | — | ◇ UNVERIFIED |
| HTHome Tool and Machine LLC | Spring Lake Park | MN | — | ◇ UNVERIFIED |
| HEHood Eic, LLC | Sparks | NV | — | ◇ UNVERIFIED |
| HEHope Enterprises LLC | Saint Augustine | FL | — | ◇ UNVERIFIED |
| HSHope Street Capital LLC | Anaheim | CA | — | ◇ UNVERIFIED |
| HMHopper Machine LLC | Shortsville | NY | — | ◇ UNVERIFIED |
| HMHorizon Manufacturing and Repair INC. | North Salt Lake | UT | — | ◇ UNVERIFIED |
| HMHouck Machine Company | Minneapolis | MN | — | ◇ UNVERIFIED |
| HMHouck Machine Company | Plymouth | MN | — | ◇ UNVERIFIED |
| HOHouse of Balance, INC | Elkridge | MD | — | ◇ UNVERIFIED |
| HSH & S Machine Shop | Hurricane | UT | — | ◇ UNVERIFIED |
| HAHTE Acquisition LLC | Camarillo | CA | — | ◇ UNVERIFIED |
| HPHtm Precision Machining INC | New Albany | PA | — | ◇ UNVERIFIED |
| HFHts Fabrication | Plymouth | MN | — | ◇ UNVERIFIED |
| HSHt Specialty INC | Rochester | NY | — | ◇ UNVERIFIED |
| HCHub Corporation | Roanoke | VA | — | ◇ UNVERIFIED |
| HWHudmon Welding and Machine Co., INC. | Cusseta | AL | — | ◇ UNVERIFIED |
| HMHudson Manufacturing - Machine Shop INC | Saint Joseph | KY | — | ◇ UNVERIFIED |
| HMHudson Motorsports LLC | Dunkirk | NY | — | ◇ UNVERIFIED |
| HIHughes Industrial, Inc | Tempe | AZ | — | ◇ UNVERIFIED |
| HEHugo Engineering CO INC | Torrance | CA | — | ◇ UNVERIFIED |
| HMHull Machine Tool | Flint | MI | — | ◇ UNVERIFIED |
| HIHumboldt Intermountain Machine INC. | Logan | UT | — | ◇ UNVERIFIED |
| HIHummel Innovations LLC | Wickliffe | OH | — | ◇ UNVERIFIED |
| HMHunts Machine | Warrensburg | MO | — | ◇ UNVERIFIED |
| HIHurley Investment Properties, LLC | Comstock Park | MI | — | ◇ UNVERIFIED |
| HCHuron Casting, INC (blue Diamond Steel Casting) (b7013) | Pigeon | MI | — | ◇ UNVERIFIED |
| HCHX Components, Inc. dba Concept Machining | Ormond Beach | FL | — | ◇ UNVERIFIED |
 Hybrid Cnc Parts | Webster | MA | — | ◇ UNVERIFIED |
| HCHydra Cut, LLC | Winterville | NC | — | ◇ UNVERIFIED |
| HAHydralift Amclyde, INC. | Slidell | LA | — | ◇ UNVERIFIED |
| HOHydratight Operations, INC. | Mooresboro | NC | — | ◇ UNVERIFIED |
| HCHydrocam Corporation | Concord | NH | — | ◇ UNVERIFIED |
| HCHydro Carbide Tool Company | Latrobe | PA | — | ◇ UNVERIFIED |
| HGHydro Gate Acquisition Corporation | Commerce City | CO | — | ◇ UNVERIFIED |
| HIHydro, INC. | Aston | PA | — | ◇ UNVERIFIED |
| HMHyland Machining | Madison | SD | — | ◇ UNVERIFIED |
| HMHypar Machine Company, Richwood | Richwood | WV | — | ◇ UNVERIFIED |
| HIHypertherm INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| HIHypex INC. | Southampton | PA | — | ◇ UNVERIFIED |
| HPHytech Precision, INC. | West Bend | WI | — | ◇ UNVERIFIED |
| III-Cam Industries, Inc. | Murrieta | CA | — | ◇ UNVERIFIED |
| IPIcarus Precision LLC | Washougal | WA | — | ◇ UNVERIFIED |
| ICIci Custom Parts, INC | Tampa | FL | — | ◇ UNVERIFIED |
| IIIda, INC. | Heron | MT | — | ◇ UNVERIFIED |
 Ideal Industries INC | Hillsboro | OR | — | ◇ UNVERIFIED |
| IMIdeal Machine | Salem | UT | — | ◇ UNVERIFIED |
| IMIdeal Machine and Manufacturing, LLC | Spanish Fork | UT | — | ◇ UNVERIFIED |
| IMIdeal Machine & Tool CO. | Foley | MO | — | ◇ UNVERIFIED |
| IPIdeal Pmt Machine, INC. | Great Bend | PA | — | ◇ UNVERIFIED |
| ISIdeal Specialty, INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| IAIftikhar Ahmed | Sacramento | CA | — | ◇ UNVERIFIED |
| IMIker Manufacturing INC | Rogers | MN | — | ◇ UNVERIFIED |
| IMIllinois Machine & Tool Works, L.l.c. | Pekin | IL | — | ◇ UNVERIFIED |
| ITIllinois Tools Works Shakeproof Group | Watertown | WI | — | ◇ UNVERIFIED |
| ILImmco LLC | North Chesterfield | VA | — | ◇ UNVERIFIED |
| ILImmco LLC | Richmond | VA | — | ◇ UNVERIFIED |
| IAImpact Alloys Foundry | Dallesport | WA | — | ◇ UNVERIFIED |
 Impact Machine, L.l.c. | Clearfield | UT | — | ◇ UNVERIFIED |
| ISImpact Staffing Corporation | Scottdale | GA | — | ◇ UNVERIFIED |
