| HIHammersmarking, INC. | San Carlos | CA | — | ◇ UNVERIFIED |
| HMHammersmith Mfg. & Sls | Horton | KS | — | ◇ UNVERIFIED |
| HEHamre Equipment | Chico | CA | — | ◇ UNVERIFIED |
| HMHanard Machine INC | Salem | OR | — | ◇ UNVERIFIED |
| HFHancock Fabrication INC | Angora | MN | — | ◇ UNVERIFIED |
| HHHandcrafted Hose Company | Denton | TX | — | ◇ UNVERIFIED |
| HFHand Forge LLC | Portland | OR | — | ◇ UNVERIFIED |
| HCHandi-foil CORP. | Naperville | IL | — | ◇ UNVERIFIED |
| HOHands on Concepts 2 INC. | El Cajon | CA | — | ◇ UNVERIFIED |
| HMHaney Manufacturing LLC | Kingston | TN | — | ◇ UNVERIFIED |
| HVHank Van Gaale & Carin Van Gaale | San Luis Obispo | CA | — | ◇ UNVERIFIED |
| HMHannibal Material Handling, INC. | Vernon | CA | — | ◇ UNVERIFIED |
| HOHanover Outdoor Products, Inc. | Hanover | PA | — | ◇ UNVERIFIED |
| HIHansford Industries, INC. | Sacramento | CA | — | ◇ UNVERIFIED |
| HIHanson International INC Dba Hanson Mold | Saint Joseph | MI | — | ◇ UNVERIFIED |
| HLHanson Lab Furniture INC | Camarillo | CA | — | ◇ UNVERIFIED |
| HWHanson Welding & Manufacturing INC | Rogers | MN | — | ◇ UNVERIFIED |
| HEHarbor Enterprises LLC. | Thomasville | GA | — | ◇ UNVERIFIED |
| HOHarbor Ornamental, INC. | Torrance | CA | — | ◇ UNVERIFIED |
| HSHarbor Steel - Supply Corporation | Lexington | KY | — | ◇ UNVERIFIED |
| HMHarco Machine INC | Eugene | OR | — | ◇ UNVERIFIED |
| HMHarco Metal Products, INC. | Valley Head | AL | — | ◇ UNVERIFIED |
| HCHard Chrome Engineering Compan | Oakland | CA | — | ◇ UNVERIFIED |
| HCHard Chrome, INC. | Minneapolis | MN | — | ◇ UNVERIFIED |
| HIHardchrome INC | Estacada | OR | — | ◇ UNVERIFIED |
| HCHard Chrome Products | Los Angeles | CA | — | ◇ UNVERIFIED |
| HHardcoat | Saint Louis Park | MN | — | ◇ UNVERIFIED |
 Hardcoat Anodizing CO Dba Hardcoat INC | Saint Louis Park | MN | — | ◇ UNVERIFIED |
| HIHarden Industries | Los Angeles | CA | — | ◇ UNVERIFIED |
| HRHarding Real Estate Holdings, LLC | Santa Ana | CA | — | ◇ UNVERIFIED |
| HPHardman Properties, LLC | South Saint Paul | MN | — | ◇ UNVERIFIED |
 Hardric Laboratories | Waltham | MA | — | ◇ UNVERIFIED |
| HWHard Way Enterprises, Inc. | Colorado Springs | CO | — | ◇ UNVERIFIED |
| HMHardy Manufacturing, INC | Doylestown | PA | — | ◇ UNVERIFIED |
| HSHarliss Specialties Corporation | Westmoreland City | PA | — | ◇ UNVERIFIED |
| HRHarmac Rebar & Steel CORP | Fryeburg | ME | — | ◇ UNVERIFIED |
| HIHarmon's Ironworks and Fabrication LLC | Bowdon | GA | — | ◇ UNVERIFIED |
| HSHarmony Star Fabrication LLC | Tulsa | OK | — | ◇ UNVERIFIED |
| HRHarris/arizona Rebar INC. (dba Harris Rebar Southern California) | Pomona | CA | — | ◇ UNVERIFIED |
| HBHarris Brothers Fabrication LLC | Clifton | TX | — | ◇ UNVERIFIED |
| HIHarris Industries, INC | Pardeeville | WI | — | ◇ UNVERIFIED |
| HCHarrison Concrete Const.inc & Redi-mix CORP | Milton | VT | — | ◇ UNVERIFIED |
| HMHarrison Machine Shop INC | Cynthiana | KY | — | ◇ UNVERIFIED |
| HRHarris Rebar Fresno INC | Fresno | CA | — | ◇ UNVERIFIED |
| HRHarris Rebar North Carolina INC | Catawba | SC | — | ◇ UNVERIFIED |
| HGHarry Gordon Steel Company | Winchester | KY | — | ◇ UNVERIFIED |
| HMHarshman Machine & Tool CO. | Saint Joseph | MO | — | ◇ UNVERIFIED |
| HIHartchrom INC | Watervliet | NY | — | ◇ UNVERIFIED |
| HMHart Mechanical & Electrical Contractors, INC | Perkasie | PA | — | ◇ UNVERIFIED |
| HEHarts Engine Service | Princeton | WV | — | ◇ UNVERIFIED |
| HCHartwell CORP | Rancho Cucamonga | CA | — | ◇ UNVERIFIED |
| HEHarvey Enterprises | Pago Pago | AS | — | ◇ UNVERIFIED |
 Harvey Vogel Manufacturing CO | Eagan | MN | — | ◇ UNVERIFIED |
| HIHaseltine Industrial Engravers INC | Mountain View | CA | — | ◇ UNVERIFIED |
| HLHassett LLC Dba Roettger Welding | Stillwater | MN | — | ◇ UNVERIFIED |
| HMHastings Machine Company | Hastings | PA | — | ◇ UNVERIFIED |
| HAHasty Awards INC | Ottawa | KS | — | ◇ UNVERIFIED |
| HIHaulmark Industries INC | El Mirage | AZ | — | ◇ UNVERIFIED |
| HIHauser Investment Properties 2, LLC | Lynn | IN | — | ◇ UNVERIFIED |
| HSHawe Steel Design | Butte | MT | — | ◇ UNVERIFIED |
| HMHawkeye Mold & Design Co. | Charles City | IA | — | ◇ UNVERIFIED |
| HQHawk Quality Products INC | Derry | NH | — | ◇ UNVERIFIED |
| HAHawks & Assoiciates, INC. | Cincinnati | OH | — | ◇ UNVERIFIED |
| HTHawk Tool & Machine INC | Wixom | MI | — | ◇ UNVERIFIED |
| HWHawk Welding & Fabrication Company | Fort Worth | TX | — | ◇ UNVERIFIED |
| HIHayden Industrial Products | Corona | CA | — | ◇ UNVERIFIED |
| HMHayes Metal Finishing, INC. | Dayton | OH | — | ◇ UNVERIFIED |
| HSHayman Safe Company | Oviedo | FL | — | ◇ UNVERIFIED |
| HQHazlehurst Quality Machine and Fabrication, INC. | Hazlehurst | GA | — | ◇ UNVERIFIED |
| HBH B Ives CO (harrow Products) | New Haven | CT | — | ◇ UNVERIFIED |
| HBH & B Machine & Manufacturing, INC. | Chickasha | OK | — | ◇ UNVERIFIED |
| HPHbp Pressure Pipe INC | Bakewell | TN | — | ◇ UNVERIFIED |
| HBH. Brauning Co., INC. | Manassas | VA | — | ◇ UNVERIFIED |
| HSHBT Smokers, LLC | Guntersville | AL | — | ◇ UNVERIFIED |
| HJH.c Jeffries Tower Company, INC. | Porter | TX | — | ◇ UNVERIFIED |
| HMHdh Manufacturing Inc | Indianapolis | IN | — | ◇ UNVERIFIED |
| HDH & D Specialties INC | Knoxville | AR | — | ◇ UNVERIFIED |
| HSHd Supply Construction Supply LTD | Gilbert | AZ | — | ◇ UNVERIFIED |
| HPHeader Products INC | Rose City | MI | — | ◇ UNVERIFIED |
| HRHeader Reinforcement CORP. | Fountain Valley | CA | — | ◇ UNVERIFIED |
| HLHead Lift Repair | South El Monte | CA | — | ◇ UNVERIFIED |
| HAHeart Aerospace | El Segundo | CA | — | ◇ UNVERIFIED |
| HMHeartland Machine - Tool INC | Brainerd | MN | — | ◇ UNVERIFIED |
| HMHeartland Metal Sales, LLC | Marion | IL | — | ◇ UNVERIFIED |
| HCHeater Craft Marine Products, INC | Rathdrum | ID | — | ◇ UNVERIFIED |
| HSHeather Screw Products Co., Inc. | Chino | CA | — | ◇ UNVERIFIED |
| HSHeatland Stainless INC. | Wayne | NE | — | ◇ UNVERIFIED |
| HTHeat Transfer Specialists of Louisiana, INC. | Baton Rouge | LA | — | ◇ UNVERIFIED |
| HEHeavy Equipment Repair INC | White Bear Lake | MN | — | ◇ UNVERIFIED |
| HEHeavy Equipment Repair INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| HEHeavy Equpment Loaders & Parts, INC. | Lebanon | PA | — | ◇ UNVERIFIED |
| HLHeavy & Light Welding/Fabrication, Inc. | Bend | OR | — | ◇ UNVERIFIED |
| HLHeavy Line Fabrication | Anna | TX | — | ◇ UNVERIFIED |
| HMHeavy Metal Corporation | Cranston | RI | — | ◇ UNVERIFIED |
| HMHeavy Metal Fabrication | Colorado Springs | CO | — | ◇ UNVERIFIED |
| HMHeavy Metal Laser | Kaysville | UT | — | ◇ UNVERIFIED |
| HSHeavy Stone Rings LLC | Orem | UT | — | ◇ UNVERIFIED |
| HMHecksel Machine INC | Watertown | MN | — | ◇ UNVERIFIED |
| HMHec Manufacturing, INC. | Bardstown | KY | — | ◇ UNVERIFIED |
| HEH&e Equipment Services | Norwalk | CA | — | ◇ UNVERIFIED |
