| HSHeat Shield INC. | Gladewater | TX | — | ◇ UNVERIFIED |
| HTHeat Transfer Specialists of Louisiana, INC. | Baton Rouge | LA | — | ◇ UNVERIFIED |
| HTHeat Treating Services CO. | Pontiac | MI | — | ◇ UNVERIFIED |
| HEHeavy Equipment Repair INC | White Bear Lake | MN | — | ◇ UNVERIFIED |
| HEHeavy Equipment Repair INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| HCHechimovich Custom Machining, Inc. | Hartford | WI | — | ◇ UNVERIFIED |
| HMHecksel Machine INC | Watertown | MN | — | ◇ UNVERIFIED |
| HDHedalloy Die CORP | Cleveland | OH | — | ◇ UNVERIFIED |
| HEH&e Equipment Services | Norwalk | CA | — | ◇ UNVERIFIED |
| HMHegar Manufacturing INC | Clackamas | OR | — | ◇ UNVERIFIED |
| HCHeico Corporation | Glastonbury | CT | — | ◇ UNVERIFIED |
| HSHeidtman Steel | Erie | MI | — | ◇ UNVERIFIED |
| HSHeidtman Steel Products | Erie | MI | — | ◇ UNVERIFIED |
| HMHeim Machine LLC | Green Bay | WI | — | ◇ UNVERIFIED |
| HMHeim Machine LLC | Green Bay | WI | — | ◇ UNVERIFIED |
| HMHeim Machine LLC | Green Bay | WI | — | ◇ UNVERIFIED |
| HEHeinz Engineering, Inc. | Gardena | CA | — | ◇ UNVERIFIED |
| HMHeinzen Manufacturing INC | Gilroy | CA | — | ◇ UNVERIFIED |
 Helander Metal Spinning Company | Addison | IL | — | ◇ UNVERIFIED |
| Helander Metal Spinning Company | Lombard | IL | — | ◇ UNVERIFIED |
| HPHeleniak Properties, LLC | Plainville | CT | — | ◇ UNVERIFIED |
| HMHELI-ARC Manufacturing Corp. | Owasso | OK | — | ◇ UNVERIFIED |
| HEHelicopter Express Fab Shop | White City | OR | — | ◇ UNVERIFIED |
| HTHellebusch Tool & Die, INC. | Washington | MO | — | ◇ UNVERIFIED |
| HCHelmick CORP | Fairmont | WV | — | ◇ UNVERIFIED |
| HTHelm Tool Company Incorporated | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| HMHelton Machine CO | Walton | KY | — | ◇ UNVERIFIED |
| HMHenderson Manufacturing Company | Pittsburg | TX | — | ◇ UNVERIFIED |
| HFHendricks Fabrication, INC. | Piedmont | SC | — | ◇ UNVERIFIED |
| HAHenkels and Mccoy | Baldwin Park | CA | — | ◇ UNVERIFIED |
| HMHennemuth Metal Fabricators, INC. | Oakdale | PA | — | ◇ UNVERIFIED |
| HIHennig, INC. Marlin | Machesney Park | IL | — | ◇ UNVERIFIED |
| HFHenry Fletcher | Rancho Cordova | CA | — | ◇ UNVERIFIED |
| HHHenry H. Smith and Company | Algonac | MI | — | ◇ UNVERIFIED |
| HSHenry Station LLC | Ukiah | CA | — | ◇ UNVERIFIED |
| HMHenson Manufacturing & Sales | Adair | OK | — | ◇ UNVERIFIED |
| HLHephcan LLC | Toledo | OH | — | ◇ UNVERIFIED |
| HMHerald Machine Works INC | East Chicago | IN | — | ◇ UNVERIFIED |
| HMHerald Machine Works, INC. | Gary | IN | — | ◇ UNVERIFIED |
| HJHerbert Joe Howton and Vickie Rae Howton Revocable Trust | Valencia | CA | — | ◇ UNVERIFIED |
| HHerc | Granite Bay | CA | — | ◇ UNVERIFIED |
| HAHerco Art Manufacturing, INC. | Norristown | PA | — | ◇ UNVERIFIED |
| HPHERCO Properties, LLC | Auburn Hills | MI | — | ◇ UNVERIFIED |
| HBHercules Bolt Company | Madison | TN | — | ◇ UNVERIFIED |
| HMHercules Machine Tool & Die LLC | Warren | MI | — | ◇ UNVERIFIED |
| HPHercules Portable Power CO INC | Sun Valley | CA | — | ◇ UNVERIFIED |
| HPHercules Project Company LLC | Palmetto | FL | — | ◇ UNVERIFIED |
| HSHercules Sheet Metal | Chalmette | LA | — | ◇ UNVERIFIED |
| HMHeritage Machine & Welding, INC. | Bloomington | IL | — | ◇ UNVERIFIED |
| HMHeritage Manufacturing, Inc. | Franklin Park | IL | — | ◇ UNVERIFIED |
| HMHeritage Metal LLC | Tazewell | VA | — | ◇ UNVERIFIED |
| HPHerlong Public Utility District | Herlong | CA | — | ◇ 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 |
| HDHeroux Devtek USA INC | Strongsville | OH | — | ◇ UNVERIFIED |
| HSHerr-voss Stamco | Conway | PA | — | ◇ UNVERIFIED |
| HOHesco of Va LLC | Stuart | VA | — | ◇ UNVERIFIED |
| HHeslops | Novi | MI | — | ◇ UNVERIFIED |
| HCHess Corporation at Msi US Mid-south Machine | Youngsville | LA | — | ◇ UNVERIFIED |
| HMHess Meat Machines, INC. | Webster Groves | MO | — | ◇ UNVERIFIED |
| HSHess Station #32264 | Lindenhurst | NY | — | ◇ UNVERIFIED |
| HCHestan Commercial Corporation | Anaheim | CA | — | ◇ UNVERIFIED |
| HSHetta Solutions INC | Waite Park | MN | — | ◇ UNVERIFIED |
| HCHexcel Corporation | Anaheim | CA | — | ◇ UNVERIFIED |
| HCHex Coffee Roasters LLC | Charlotte | NC | — | ◇ UNVERIFIED |
| HPHezzy Powder Coating INC | Anaheim | CA | — | ◇ UNVERIFIED |
| HSHfs Socal INC | Azusa | CA | — | ◇ UNVERIFIED |
| HAHgs Aerospace | Fraser | MI | — | ◇ UNVERIFIED |
| HSHg Solutions | Garland | TX | — | ◇ UNVERIFIED |
| HHH & H Aero, INC. | Erie | PA | — | ◇ UNVERIFIED |
| HHH & H Commercial Heat Treating Inc | Muncie | IN | — | ◇ UNVERIFIED |
| HHH & H Engineered Coatings | Fort Worth | TX | — | ◇ UNVERIFIED |
| HEH&h Engineered Coatings | Haltom City | TX | — | ◇ UNVERIFIED |
| HHH H Fabrication and Repair LLC | Winsted | MN | — | ◇ UNVERIFIED |
| HHH & H Machine INC | Carthage | MO | — | ◇ UNVERIFIED |
| HHH & H Machinery | Brenham | TX | — | ◇ UNVERIFIED |
| HHH & H Metal Fabrication | Lawton | IA | — | ◇ UNVERIFIED |
| HPH&h Polishing LLC | Charlotte | NC | — | ◇ UNVERIFIED |
| HHH & H Powdercoating INC | Fenton | MI | — | ◇ UNVERIFIED |
| HPHialeah Plating Shop INC | Hialeah | FL | — | ◇ UNVERIFIED |
| HIHiatt Industries, LLC | Winona | MN | — | ◇ UNVERIFIED |
| HSHibshman Screw Machine Prod INC | Union | MI | — | ◇ UNVERIFIED |
| HMHickey Metal Fabrication and Roofing Company | Salem | OH | — | ◇ UNVERIFIED |
| HBHicks Brothers Property LLC | Kalamazoo | MI | — | ◇ UNVERIFIED |
| HMHicks Machine | Walpole | NH | — | ◇ UNVERIFIED |
| HCHigh Caliber Fab LLC | Kiel | WI | — | ◇ UNVERIFIED |
| HMHighland Manufacturing Inc. | Manchester | CT | — | ◇ UNVERIFIED |
| HMHighland Metal, INC. | Hillside | IL | — | ◇ UNVERIFIED |
| HPHighland Plating CO | Los Angeles | CA | — | ◇ UNVERIFIED |
| HSHighland Supply CORP | Redlands | CA | — | ◇ UNVERIFIED |
| HCHighline Controls INC | Livermore | CA | — | ◇ UNVERIFIED |
| HLHigh Lustre Metal Finishing | Hayward | CA | — | ◇ UNVERIFIED |
| HPHigh Performance Aircraft | El Cajon | CA | — | ◇ UNVERIFIED |
| HPHighpoint Powder Coating | Liberty Hill | TX | — | ◇ UNVERIFIED |
| HPHigh Precision Partners LLC | Macedon | NY | — | ◇ UNVERIFIED |
| HPHigh Pressure Gas Cylndr. | Longview | TX | — | ◇ UNVERIFIED |
| HRHigh Range Diesel Service L.L.C. | Maple Lake | MN | — | ◇ UNVERIFIED |
| HSHigh Speed Steel Treating CO | Montclair | CA | — | ◇ UNVERIFIED |
