| HTHigh Tech Coatings | Santa Ana | CA | — | ◇ UNVERIFIED |
| HTHigh Tech Coatings Usa, INC. | Santa Ana | CA | — | ◇ UNVERIFIED |
| HTHigh Tech Containers LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| HTHigh Tech Etch - 17220 Lemon | Hesperia | CA | — | ◇ UNVERIFIED |
| HTHigh Tech Manufacturing Services | Vancouver | WA | — | ◇ UNVERIFIED |
| HTHigh Tech Plating | Englewood | CO | — | ◇ UNVERIFIED |
 High Tech Solutions LLC | Lees Summit | MO | — | ◇ UNVERIFIED |
 High Tek Tube CORP | Denver | CO | — | ◇ UNVERIFIED |
| HMHightower Metal Works | Houston | TX | — | ◇ UNVERIFIED |
| HPHightower Plating & Manufacturing CO | Orange | CA | — | ◇ UNVERIFIED |
| HMHighway Machine Company, INC | Princeton | IN | — | ◇ UNVERIFIED |
| HMHighway Metal Services, INC. | Cleveland | OH | — | ◇ UNVERIFIED |
| HMHignite Metal Fabricating | Rush Springs | OK | — | ◇ UNVERIFIED |
| HWHi-grade Welding and Manufacturing, LLC | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| HMHildebrandt Machine | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| HPHiles Plating Company INC. | Kansas City | MO | — | ◇ UNVERIFIED |
| HFHilgert Family Properties, LLC | Pomona | CA | — | ◇ UNVERIFIED |
| HMHi-Lite Machine Company | Oostburg | WI | — | ◇ UNVERIFIED |
| HMHillbilt Metal Works LLC | Kinston | NC | — | ◇ UNVERIFIED |
| HMHillcore Machine, INC. | Portland | OR | — | ◇ UNVERIFIED |
| HCHill Crane Services INC | North Palm Springs | CA | — | ◇ UNVERIFIED |
| HSHillcrest Sheet Metal, INC. | Bakersfield | CA | — | ◇ UNVERIFIED |
| HIHilliard Investments of Missouri, LLC | Hazelwood | MO | — | ◇ UNVERIFIED |
| HEHillman Extrusion Tool INC | Lincoln | MI | — | ◇ UNVERIFIED |
| HMHill Manufacturing, INC. | Broken Arrow | OK | — | ◇ UNVERIFIED |
| HMHill Mfg LLC | Santa Clara | CA | — | ◇ UNVERIFIED |
| HAHillock Anodizing INC | Philadelphia | PA | — | ◇ UNVERIFIED |
| HSHillsboro Sheet Metal, INC. | Tampa | FL | — | ◇ UNVERIFIED |
| H2Hillsdale 210 Investments LLC | San Jose | CA | — | ◇ UNVERIFIED |
| HSHilti Steel Industry Division | New Castle | PA | — | ◇ UNVERIFIED |
| HUHilti U.s Manufacturing | Cypress | CA | — | ◇ UNVERIFIED |
| HMHindley Manufacturing Co., INC. | Cumberland | RI | — | ◇ UNVERIFIED |
| HBHinds Bock CORP Bothell | Bothell | WA | — | ◇ UNVERIFIED |
| HMHirsch Machine, INC | Sunnyvale | CA | — | ◇ UNVERIFIED |
| HTHi-shear Technology CORP | Torrance | CA | — | ◇ UNVERIFIED |
| HMHi-Standard Manufacturing, Inc. | Long Beach | CA | — | ◇ UNVERIFIED |
| HFHi-tech Fab, INC. | Shelbyville | TN | — | ◇ UNVERIFIED |
| HFHi-tech Fabrication, INC. | Raleigh | NC | — | ◇ UNVERIFIED |
| HTHi Tech Heat Treating INC | Gardena | CA | — | ◇ UNVERIFIED |
| HTHi Tech Honeycomb | San Diego | CA | — | ◇ UNVERIFIED |
| HIHitech, INC. | Moore | OK | — | ◇ UNVERIFIED |
| HIHi-tech Industries, LLC | Broken Arrow | OK | — | ◇ UNVERIFIED |
| HIHi-tech Industries of New York | Johnson City | NY | — | ◇ UNVERIFIED |
| HTHi Tech Industries of New York, INC. | Johnson City | NY | — | ◇ UNVERIFIED |
| HTHi Tech Machine Shop | Fontana | CA | — | ◇ UNVERIFIED |
 Hi-tech Machining & Engineering, L.l.c. | Tucson | AZ | — | ◇ UNVERIFIED |
| HMHi-tech Metal, INC. | Denton | TX | — | ◇ UNVERIFIED |
| HSHi-tech Stencils | Orange | CA | — | ◇ UNVERIFIED |
| HWHi-tech Welding | Lees Summit | MO | — | ◇ UNVERIFIED |
| HMHitec Metal Fabrication CORP. | Anaheim | CA | — | ◇ UNVERIFIED |
| HIHitecmetal, INC. (1318007731) | Cleveland | OH | — | ◇ UNVERIFIED |
| HLHitek LLC | Saint Peters | MO | — | ◇ UNVERIFIED |
| HMHi-tek Manufacturing INC. | Mason | OH | — | ◇ UNVERIFIED |
| HLHi-temp, LLC | Northlake | IL | — | ◇ UNVERIFIED |
| HJH J Crane Services, LLC. | Ponte Vedra | FL | — | ◇ UNVERIFIED |
| HSHj Shotwell CO | Minneapolis | MN | — | ◇ UNVERIFIED |
| HKH & K Tool and Machine Co., INC. | Huntingdon Valley | PA | — | ◇ UNVERIFIED |
| HKH & K Tool & Die INC. | Stevens Point | WI | — | ◇ UNVERIFIED |
| HVHk Ventures Alliance Auto Details | Nashua | NH | — | ◇ UNVERIFIED |
| HMHLN Machining LLC | Bryan | OH | — | ◇ UNVERIFIED |
| HTH&l Tooth-'precision Heat Trea | Montebello | CA | — | ◇ UNVERIFIED |
| HDH.m. Dunn Company INC. | Saint Louis | MO | — | ◇ UNVERIFIED |
| HMH. M. Elliott, INC. | Mooresville | NC | — | ◇ UNVERIFIED |
| HHH.M. Hillman Brass & Copper, Inc. | Honey Brook | PA | — | ◇ UNVERIFIED |
| HIHMLJ Industries, LLC | Milwaukee | WI | — | ◇ UNVERIFIED |
| HPH.m. Pan Cleaning | Longmont | CO | — | ◇ UNVERIFIED |
| HCHmq Chemtech | Oriskany | NY | — | ◇ UNVERIFIED |
| HSH&m South INC | Jacksonville | FL | — | ◇ UNVERIFIED |
| HTHmt Transport | Baytown | TX | — | ◇ UNVERIFIED |
| HUH+m USA Management Company, Inc.dba Hinderer + Mue | Charlotte | NC | — | ◇ UNVERIFIED |
| HWHm White INC | Detroit | MI | — | ◇ UNVERIFIED |
| HPHNH Properties LLC | Houston | TX | — | ◇ UNVERIFIED |
| HPHn Precision INC. | Rochester | NY | — | ◇ UNVERIFIED |
| HTHoa Tran | Morgan Hill | CA | — | ◇ UNVERIFIED |
| HOHockley Oilfield Supply | Levelland | TX | — | ◇ UNVERIFIED |
| HEHockmeyer Equipment CORP. | Elizabeth City | NC | — | ◇ UNVERIFIED |
| HMHodgenville Machine - Tool LLC | White City | KY | — | ◇ UNVERIFIED |
| HEHoffman Enclosures INC Dba Pentair Technical | Anoka | MN | — | ◇ UNVERIFIED |
| HMHoffman Manufacturing, INC. | Fogelsville | PA | — | ◇ UNVERIFIED |
| HMHogan Manufacturing | Escalon | CA | — | ◇ UNVERIFIED |
| HMHogan Mfg INC | Stockton | CA | — | ◇ UNVERIFIED |
| HDHogg & Davis INC | Odell | OR | — | ◇ UNVERIFIED |
| HHHojalateria Hipolito Rosa INC | Aguada | PR | — | ◇ UNVERIFIED |
| HMHolbrook Merrill Co# | Sunnyvale | CA | — | ◇ UNVERIFIED |
| HLHoldings, LLC | Mc Gregor | TX | — | ◇ UNVERIFIED |
| HPHoldren Precision Machining, Inc. | Ulster | PA | — | ◇ UNVERIFIED |
| HCHolfam CORP Dba Holland Industries | North Hollywood | CA | — | ◇ UNVERIFIED |
| HPHoliday Porcelain Enameling CO | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| HSHolliday Sheet Metal CO. | Tyler | TX | — | ◇ UNVERIFIED |
| HTHolly Tool & Die, INC. | Holly Springs | MS | — | ◇ UNVERIFIED |
| HMHolmboe Manufacturing CO. | Oklahoma City | OK | — | ◇ UNVERIFIED |
| HMHolst Machine Shop | Goddard | KS | — | ◇ UNVERIFIED |
| HPHolts Precision, INC. | South Windsor | CT | — | ◇ UNVERIFIED |
| HFHolyfield Forge & Fabriation | Lewiston | ID | — | ◇ UNVERIFIED |
| HHHolzknecht Holding, LLC | Putnam | CT | — | ◇ 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 |
| HEHoneywell Engines Sys & Service Phx R&o | Phoenix | AZ | — | ◇ UNVERIFIED |
| HIHoneywell International INC (former Aero Quality Plating Site) | Oakland | CA | — | ◇ UNVERIFIED |
