| HMHicks Machine | Walpole | NH | — | ◇ UNVERIFIED |
| HCHigh Caliber Fab LLC | Kiel | WI | — | ◇ UNVERIFIED |
| HSHighland Supply CORP | Redlands | CA | — | ◇ UNVERIFIED |
| HRHigh Range Diesel Service L.L.C. | Maple Lake | MN | — | ◇ UNVERIFIED |
| HTHigh Tech Containers LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| HTHigh Tech Manufacturing Services | Vancouver | WA | — | ◇ UNVERIFIED |
 High Tech Solutions LLC | Lees Summit | MO | — | ◇ UNVERIFIED |
| HMHighway Machine Company, INC | Princeton | IN | — | ◇ UNVERIFIED |
| HMHignite Metal Fabricating | Rush Springs | OK | — | ◇ UNVERIFIED |
| HWHi-grade Welding and Manufacturing, LLC | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| HMHillbilt Metal Works LLC | Kinston | NC | — | ◇ 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 |
| HUHilti U.s Manufacturing | Cypress | CA | — | ◇ UNVERIFIED |
| HMHirsch Machine, INC | Sunnyvale | CA | — | ◇ UNVERIFIED |
| HMHi-Standard Manufacturing, Inc. | Long Beach | CA | — | ◇ UNVERIFIED |
| HIHitech, INC. | Moore | OK | — | ◇ 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 |
| HSHi-tech Stencils | Orange | CA | — | ◇ UNVERIFIED |
| HMHi-tek Manufacturing INC. | Mason | OH | — | ◇ UNVERIFIED |
| HTHk Tool - Die INC | Clear Lake | MN | — | ◇ UNVERIFIED |
| HMHLN Machining LLC | Bryan | OH | — | ◇ UNVERIFIED |
| HDH.m. Dunn Company INC. | Saint Louis | MO | — | ◇ UNVERIFIED |
| HHH.M. Hillman Brass & Copper, Inc. | Honey Brook | PA | — | ◇ UNVERIFIED |
| HIHMLJ Industries, LLC | Milwaukee | WI | — | ◇ UNVERIFIED |
| HPHNH Properties LLC | Houston | TX | — | ◇ UNVERIFIED |
| HPHn Precision INC. | Rochester | NY | — | ◇ UNVERIFIED |
| HOHockley Oilfield Supply | Levelland | TX | — | ◇ UNVERIFIED |
| HEHockmeyer Equipment CORP. | Elizabeth City | NC | — | ◇ UNVERIFIED |
| HMHodgenville Machine - Tool LLC | White City | KY | — | ◇ UNVERIFIED |
| HMHogan Manufacturing | Escalon | CA | — | ◇ UNVERIFIED |
| HMHogan Mfg INC | Stockton | CA | — | ◇ UNVERIFIED |
| HDHogg & Davis INC | Odell | OR | — | ◇ UNVERIFIED |
| HLHoldings, LLC | Mc Gregor | TX | — | ◇ UNVERIFIED |
| HPHoldren Precision Machining, Inc. | Ulster | PA | — | ◇ UNVERIFIED |
| HCHolfam CORP Dba Holland Industries | North Hollywood | CA | — | ◇ UNVERIFIED |
| HPHolladay Pattern & Mold, INC. | Trussville | AL | — | ◇ UNVERIFIED |
| HTHolly Tool & Die, INC. | Holly Springs | MS | — | ◇ UNVERIFIED |
| HMHolst Machine Shop | Goddard | KS | — | ◇ UNVERIFIED |
| HSHomeland Security Safe Company | Pico Rivera | CA | — | ◇ UNVERIFIED |
| HTHomestead Tool and Machine INC | Coleman | MI | — | ◇ 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 |
| HAHorizon Automation & Fabrication LLC | Muncie | IN | — | ◇ UNVERIFIED |
| HMHorizon Manufacturing and Repair INC. | North Salt Lake | UT | — | ◇ UNVERIFIED |
| HSHorizon Staffing, INC. | Suwanee | GA | — | ◇ UNVERIFIED |
| HUHose USA INC | Maple Grove | MN | — | ◇ UNVERIFIED |
| HMHouck Machine Company | Minneapolis | MN | — | ◇ UNVERIFIED |
| HMHouck Machine Company | Plymouth | MN | — | ◇ UNVERIFIED |
| HIHourglass Investments LLC | Astoria | OR | — | ◇ UNVERIFIED |
| HOHouse of Balance, INC | Elkridge | MD | — | ◇ UNVERIFIED |
| HCHouston County Manufacturing LLC | Cumberland City | TN | — | ◇ UNVERIFIED |
| HPHouston Plant & Forklift | Houston | TX | — | ◇ UNVERIFIED |
| HIHoward Industries INC | Mendenhall | MS | — | ◇ UNVERIFIED |
| HTHoward Tactical LLC | Layton | UT | — | ◇ UNVERIFIED |
| HFHowell's Fab INC. | Howells | NE | — | ◇ UNVERIFIED |
| HEHowes Engineering CO INC | North Chelmsford | MA | — | ◇ UNVERIFIED |
| HFHowler Fabrication & Welding, Inc. | West Chicago | IL | — | ◇ UNVERIFIED |
| HMHPM Metal & Waste, LLC | Ogden | UT | — | ◇ UNVERIFIED |
| HPHP Precision Inc | Odessa | TX | — | ◇ UNVERIFIED |
| HPH & P Real Estate Holdings LLC | North Salt Lake | UT | — | ◇ UNVERIFIED |
| HSH S Die & Engineering | Grand Rapids | MI | — | ◇ 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 |
| HMHunt Metal Craft LLC | Gainesville | GA | — | ◇ UNVERIFIED |
| HMHunts Machine | Warrensburg | MO | — | ◇ UNVERIFIED |
| HNHuong Nguyen | Fullerton | CA | — | ◇ UNVERIFIED |
| HIHurford Industries INC | Beaverton | OR | — | ◇ UNVERIFIED |
| HIHurley Investment Properties, LLC | Comstock Park | MI | — | ◇ UNVERIFIED |
| HMHurley Metal Fabrication & Mfg, LLC | Windsor | CT | — | ◇ UNVERIFIED |
| HTHurst Trailers Incorporated | Washburn | TN | — | ◇ UNVERIFIED |
| HHHutchinson Holdings Inc | Oconomowoc | WI | — | ◇ UNVERIFIED |
| HMHutchinson Manufacturing INC | Hutchinson | MN | — | ◇ UNVERIFIED |
| HHwj-mcs-amp | Houston | TX | — | ◇ UNVERIFIED |
| HCHX Components, Inc. dba Concept Machining | Ormond Beach | FL | — | ◇ UNVERIFIED |
 Hybrid Cnc Parts | Webster | MA | — | ◇ UNVERIFIED |
| HMHybrid Manufacturing Technologies LLC | Mckinney | TX | — | ◇ UNVERIFIED |
| HHycalog | Houston | TX | — | ◇ UNVERIFIED |
| HCHydra Cut, LLC | Winterville | NC | — | ◇ UNVERIFIED |
| HAHydralift Amclyde, INC. | Slidell | LA | — | ◇ UNVERIFIED |
| HOHydratight Operations, INC. | Mooresboro | NC | — | ◇ UNVERIFIED |
| HCHydrocam Corporation | Concord | NH | — | ◇ UNVERIFIED |
