 Helander Metal Spinning Company | Addison | IL | — | ◇ UNVERIFIED |
| Helander Metal Spinning Company | Lombard | IL | — | ◇ UNVERIFIED |
| HEHelicopter Express Fab Shop | White City | OR | — | ◇ UNVERIFIED |
| HMHennemuth Metal Fabricators, INC. | Oakdale | PA | — | ◇ UNVERIFIED |
| HIHennig, INC. Marlin | Machesney Park | IL | — | ◇ UNVERIFIED |
| HFHenry Fletcher | Rancho Cordova | CA | — | ◇ UNVERIFIED |
 Henry Graphics, INC. | Atlanta | GA | — | ◇ UNVERIFIED |
| HSHenry Station LLC | Ukiah | CA | — | ◇ UNVERIFIED |
| HSHercules Sheet Metal | Chalmette | LA | — | ◇ UNVERIFIED |
| HYHere's Your Sign, Inc. dba Signs Now of Redlands | Redlands | CA | — | ◇ UNVERIFIED |
| HMHeritage Metal LLC | Tazewell | VA | — | ◇ UNVERIFIED |
| HSHeritage Sign & Lighting, LLC | Willoughby | OH | — | ◇ UNVERIFIED |
| HSHerring Sales, Inc. | Houston | TX | — | ◇ UNVERIFIED |
| HSHetta Solutions INC | Waite Park | MN | — | ◇ UNVERIFIED |
| HSHg Solutions | Garland | TX | — | ◇ UNVERIFIED |
| HHH H Fabrication and Repair LLC | Winsted | MN | — | ◇ UNVERIFIED |
| HHH & H Metal Fabrication | Lawton | IA | — | ◇ UNVERIFIED |
| HMHickey Metal Fabrication and Roofing Company | Salem | OH | — | ◇ UNVERIFIED |
| HSHickman Signs | Clarksburg | WV | — | ◇ UNVERIFIED |
| HBHicks Brothers Property LLC | Kalamazoo | MI | — | ◇ UNVERIFIED |
| HCHigh Caliber Fab LLC | Kiel | WI | — | ◇ UNVERIFIED |
| HIHigh Impact Sign and Design, LLC | Las Vegas | NV | — | ◇ 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 |
| HMHightower Metal Works | Houston | TX | — | ◇ UNVERIFIED |
| HVHigh Vacuum Equipment CORP | Norwell | MA | — | ◇ UNVERIFIED |
| HMHighway Metal Services, INC. | Cleveland | OH | — | ◇ UNVERIFIED |
| HSHighway Supply | Albuquerque | NM | — | ◇ UNVERIFIED |
| HMHignite Metal Fabricating | Rush Springs | OK | — | ◇ UNVERIFIED |
| HMHildebrandt Machine | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| HFHilgert Family Properties, LLC | Pomona | CA | — | ◇ UNVERIFIED |
| HMHillbilt Metal Works LLC | Kinston | NC | — | ◇ UNVERIFIED |
| HSHillcrest Sheet Metal, INC. | Bakersfield | CA | — | ◇ UNVERIFIED |
| HMHill Mfg LLC | Santa Clara | CA | — | ◇ UNVERIFIED |
| HSHillsboro Sheet Metal, INC. | Tampa | FL | — | ◇ UNVERIFIED |
| HUHilti U.s Manufacturing | Cypress | CA | — | ◇ UNVERIFIED |
| HFHi-tech Fab, INC. | Shelbyville | TN | — | ◇ UNVERIFIED |
| HFHi-tech Fabrication, INC. | Raleigh | NC | — | ◇ UNVERIFIED |
| HIHitech, INC. | Moore | OK | — | ◇ UNVERIFIED |
| HIHi-tech Industries of New York | Johnson City | NY | — | ◇ UNVERIFIED |
| HTHi Tech Industries of New York, INC. | Johnson City | NY | — | ◇ UNVERIFIED |
| HSHi-tech Stencils | Orange | CA | — | ◇ UNVERIFIED |
| HSHj Shotwell CO | Minneapolis | MN | — | ◇ UNVERIFIED |
| HKH & K Tool & Die INC. | Stevens Point | WI | — | ◇ UNVERIFIED |
| HHH.M. Hillman Brass & Copper, Inc. | Honey Brook | PA | — | ◇ UNVERIFIED |
| HIHMLJ Industries, LLC | Milwaukee | WI | — | ◇ UNVERIFIED |
| HSH&m Signs, INC. | Linthicum | MD | — | ◇ UNVERIFIED |
| HWHm White INC | Detroit | MI | — | ◇ UNVERIFIED |
| HSHochul Shin | Glendale Heights | IL | — | ◇ UNVERIFIED |
| HOHockley Oilfield Supply | Levelland | TX | — | ◇ UNVERIFIED |
| HEHoffman Enclosures INC Dba Pentair Technical | Anoka | MN | — | ◇ UNVERIFIED |
| HMHoffman Manufacturing, INC. | Fogelsville | PA | — | ◇ UNVERIFIED |
| HFHogan Family Enterprise, LLC | New Berlin | WI | — | ◇ UNVERIFIED |
| HMHogan Manufacturing | Escalon | CA | — | ◇ UNVERIFIED |
| HMHogan Mfg INC | Stockton | CA | — | ◇ UNVERIFIED |
| HHHojalateria Hipolito Rosa INC | Aguada | PR | — | ◇ UNVERIFIED |
| HMHolbrook Merrill Co# | Sunnyvale | CA | — | ◇ UNVERIFIED |
| HCHolfam CORP Dba Holland Industries | North Hollywood | CA | — | ◇ UNVERIFIED |
| HSHolliday Sheet Metal CO. | Tyler | TX | — | ◇ UNVERIFIED |
| HSHolloway Signs, INC. Dba Liberty Signs, INC. | Lovejoy | GA | — | ◇ UNVERIFIED |
| HMHolmboe Manufacturing CO. | Oklahoma City | OK | — | ◇ UNVERIFIED |
| HDHome Dream Group CORP. | North Aurora | IL | — | ◇ UNVERIFIED |
| HSHomeland Security Safe Company | Pico Rivera | CA | — | ◇ UNVERIFIED |
| HMHome Meade INC | Palm Harbor | FL | — | ◇ UNVERIFIED |
| HTHon Tai CORP | Tamuning | GU | — | ◇ UNVERIFIED |
| HDHood Depot International INC | Deerfield Beach | FL | — | ◇ UNVERIFIED |
| HSHopewell Sheet Metal Manufacturing, LLC | Hagerstown | MD | — | ◇ UNVERIFIED |
| HAHorizon Automation & Fabrication LLC | Muncie | IN | — | ◇ UNVERIFIED |
| HSHorizon Sheet Metal, INC. | Springfield | MA | — | ◇ UNVERIFIED |
| HSHorizon Staffing, INC. | Suwanee | GA | — | ◇ UNVERIFIED |
| HRHornibrook Ryan LLC Dba Redwood Signs | Osseo | MN | — | ◇ UNVERIFIED |
| HSHorst Signs and Truck Lettering | Myerstown | PA | — | ◇ UNVERIFIED |
| HEHorvath Endeavors Inc. | Wylie | TX | — | ◇ UNVERIFIED |
| HUHose USA INC | Maple Grove | MN | — | ◇ UNVERIFIED |
| HIHourglass Investments LLC | Astoria | OR | — | ◇ UNVERIFIED |
| HOHouse of Howell, LLC | Fort Collins | CO | — | ◇ UNVERIFIED |
| HOHouse of Signs LLC | Las Vegas | NV | — | ◇ UNVERIFIED |
| HCHouston County Manufacturing LLC | Cumberland City | TN | — | ◇ UNVERIFIED |
| HPHouston Plant & Forklift | Houston | TX | — | ◇ UNVERIFIED |
| HSHou-Tex Sheet Metal, Inc. | 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 |
| HSHPS Signs, LLC | French Lick | IN | — | ◇ UNVERIFIED |
| HSHPS Signs, LLC | Indianapolis | IN | — | ◇ UNVERIFIED |
| HIHRB Industries Corp. | Saint Charles | IL | — | ◇ UNVERIFIED |
| HSH&r Sheet Metal | Los Angeles | CA | — | ◇ UNVERIFIED |
| HAHs Alloy, LLC | Denham Springs | LA | — | ◇ UNVERIFIED |
| HIHsi INC. Dba Harvey Sheet Metal, INC. | North Little Rock | AR | — | ◇ UNVERIFIED |
| HMHsi Mechanical INC | Modesto | CA | — | ◇ UNVERIFIED |
| HMHsi Mechanical, INC. | Honolulu | HI | — | ◇ UNVERIFIED |
| HSH & S Metals INC. | Baytown | TX | — | ◇ UNVERIFIED |
| HSHT Signs & Images Inc | Duluth | GA | — | ◇ UNVERIFIED |
| HGHubcity Graphix llc | Hattiesburg | MS | — | ◇ UNVERIFIED |
