| HAH and P Industries INC. | Mukwonago | WI | — | ◇ UNVERIFIED |
| HBHandy Boat Service | Falmouth | ME | — | ◇ UNVERIFIED |
| HBHandy Button Machine CO | Melrose Park | IL | — | ◇ UNVERIFIED |
| HIHanlon-gregory Industries | Pittsburgh | PA | — | ◇ UNVERIFIED |
| HPHanlon Plating Company Incorporated | Richmond | VA | — | ◇ UNVERIFIED |
| HMHanover Marine | Fairport Harbor | OH | — | ◇ UNVERIFIED |
| HPHanover Park Village of | Hanover Park | IL | — | ◇ UNVERIFIED |
| HBHansen Boat CO | Everett | WA | — | ◇ UNVERIFIED |
| HMHansen Manufacturing Dba Hi-roller Conveyors | Sioux Falls | SD | — | ◇ UNVERIFIED |
| HMHanson Material Service Yd 46 | Algonquin | IL | — | ◇ UNVERIFIED |
| HPHarberts Products INC | Greencastle | PA | — | ◇ UNVERIFIED |
| HFHarbor Foods | Winthrop Harbor | IL | — | ◇ UNVERIFIED |
| HFHarbor Freight Tools USA INC #2919 | Buckhannon | WV | — | ◇ UNVERIFIED |
| HFHarbor Freight Tools USA INC #3083 | Summersville | WV | — | ◇ UNVERIFIED |
| HMHarbortowne Marine | Vonore | TN | — | ◇ UNVERIFIED |
| HNHarbour North Marina | Chesapeake City | MD | — | ◇ UNVERIFIED |
| HAHard at Play | Garden City | KS | — | ◇ UNVERIFIED |
| HCHard Chrome Platers INC. | Nashville | TN | — | ◇ UNVERIFIED |
| HCHard Chrome Platers, INC | La Vergne | TN | — | ◇ UNVERIFIED |
| HTHardcoat Technologies, LLC | Knoxville | TN | — | ◇ UNVERIFIED |
| HDHardcore Dupont Composites | New Castle | DE | — | ◇ UNVERIFIED |
| HEHardee Equipment Company INC | Lakeland | FL | — | ◇ UNVERIFIED |
| HCHardie-tynes Co., INC | Birmingham | AL | — | ◇ UNVERIFIED |
 Hardric Laboratories | Chelmsford | MA | — | ◇ UNVERIFIED |
| HIHardrock INC | Shinnston | WV | — | ◇ UNVERIFIED |
| HHHardy Harvester | College City | CA | — | ◇ UNVERIFIED |
| HRHardy Road Location | Spring | TX | — | ◇ UNVERIFIED |
| HIHargrove INC | Lanham | MD | — | ◇ UNVERIFIED |
| HHHarkness Hall Limited | Fredericksburg | VA | — | ◇ UNVERIFIED |
| HMHarley-davidson Motor Co- Industrial Park Facility | Tomahawk | WI | — | ◇ UNVERIFIED |
| HWHarold Wood CO | Buffalo | NY | — | ◇ UNVERIFIED |
| HTHarper Thiel | Wilmington | DE | — | ◇ UNVERIFIED |
| HEHarrington Equipment - County Rd 225, Lincoln | Lincoln | DE | — | ◇ UNVERIFIED |
| HEHarrison Engine Service, INC. | La Porte | IN | — | ◇ UNVERIFIED |
| HMHarrison Machine Co/wesleyville Plt | Erie | PA | — | ◇ UNVERIFIED |
| HPHarris Products Group | Carthage | TN | — | ◇ UNVERIFIED |
| HRHarris Rebar Auburn | Auburn | WA | — | ◇ UNVERIFIED |
| HRHarris Rebar - Birmingham | Riverside | AL | — | ◇ UNVERIFIED |
| HCHarry Cameron Technology Center | Houston | TX | — | ◇ UNVERIFIED |
| HAHarrys Automotive Service | Stratford | NJ | — | ◇ UNVERIFIED |
| HCHarsco Corp/east Stroudsburg Plt | East Stroudsburg | PA | — | ◇ UNVERIFIED |
| HTHarsco Track Technologies | Fairmont | MN | — | ◇ UNVERIFIED |
 Harsh International (was Hydraulics Unl) | Eaton | CO | — | ◇ UNVERIFIED |
| HAHartchrom at the Watervliet Arsenal | Watervliet | NY | — | ◇ UNVERIFIED |
| HCHart Chrome & Restoration | Carrollton | GA | — | ◇ UNVERIFIED |
| HCHart & Cooley INC | Holland | MI | — | ◇ UNVERIFIED |
| HCHart & Cooley INC | Tucson | AZ | — | ◇ UNVERIFIED |
| HSHartford Standard CORP | Hartford | KY | — | ◇ UNVERIFIED |
| HPHartin Paint & Filler CORP | Carlstadt | NJ | — | ◇ UNVERIFIED |
| HIHartness International | Greenville | SC | — | ◇ UNVERIFIED |
| HIHartness International | Greenville | SC | — | ◇ UNVERIFIED |
| HMHartzell Mfg CO INC (0857092018) | Miamisburg | OH | — | ◇ UNVERIFIED |
| HMHartz Mountain Industries INC | Secaucus | NJ | — | ◇ UNVERIFIED |
| HMHarvey Mack Winnebago Ind | Bear | DE | — | ◇ UNVERIFIED |
| HIHasbro, INC. | Pawtucket | RI | — | ◇ UNVERIFIED |
| HMHaskell Marine | Jacksonville | FL | — | ◇ UNVERIFIED |
| HSHassay Savage | Turners Falls | MA | — | ◇ UNVERIFIED |
| HWHasse & Wrede North America | North Aurora | IL | — | ◇ UNVERIFIED |
| HHHastings Hvac INC | Hastings | NE | — | ◇ UNVERIFIED |
| HOHathaway One Stop | Harrisburg | IL | — | ◇ UNVERIFIED |
| HIHaulmark Industries INC | Duncan | OK | — | ◇ UNVERIFIED |
| HIHaulmark Industries, INC | Bristol | IN | — | ◇ UNVERIFIED |
| HPHaulover Park-boat Ramp and Parking Lot Renovation | Bal Harbour | FL | — | ◇ UNVERIFIED |
| HSHavens Steel Company | Kansas City | MO | — | ◇ UNVERIFIED |
| HPHawaii Plating | Honolulu | HI | — | ◇ UNVERIFIED |
| HCHawkeyepedershaab Concrete Technologies, INC | Mediapolis | IA | — | ◇ UNVERIFIED |
| HIHawk Industries Incorporated | Long Beach | CA | — | ◇ UNVERIFIED |
| HMHawkins Machine Shop INC | Troy | OH | — | ◇ UNVERIFIED |
| HTHayashi Telempu NA | Jasper | AL | — | ◇ UNVERIFIED |
| HCHayes-albion Corporation | Albion | MI | — | ◇ UNVERIFIED |
| HLHayes Lemmerz International INC | Howell | MI | — | ◇ UNVERIFIED |
| HSHayes & Stolz Industrial Manufacturing Co., LLC | Burleson | TX | — | ◇ UNVERIFIED |
| HMHayssen Manufacturing Company | Duncan | SC | — | ◇ UNVERIFIED |
| HIHb Ives | New Haven | CT | — | ◇ UNVERIFIED |
| HEHbm Electrochemical CO | Lansing | IL | — | ◇ UNVERIFIED |
| HRHcma Rhq | Newnan | GA | — | ◇ UNVERIFIED |
| HSHd Supply Construction Supply LTD | Hyattsville | MD | — | ◇ UNVERIFIED |
| HSHd Supply Construction Supply LTD (fl117a-6413) | Sarasota | FL | — | ◇ UNVERIFIED |
| HSHd Supply Construction Supply, LTD Wc043 | Fort Collins | CO | — | ◇ UNVERIFIED |
| HSHd Supply Construction Supply LTD Wc251 | Miami | FL | — | ◇ UNVERIFIED |
| HSHd Supply Lumber & Building Materials LTD #wb090a | Zephyrhills | FL | — | ◇ UNVERIFIED |
| HMHead Manufacturing INC | South Elgin | IL | — | ◇ UNVERIFIED |
| HSHeadrick Sign Company | Laurel | MS | — | ◇ UNVERIFIED |
| HAHealy Awards INC | Menomonee Falls | WI | — | ◇ UNVERIFIED |
| HPHearn Plating CO INC | Toledo | OH | — | ◇ UNVERIFIED |
| HSHearthstone Stoves | Morristown | VT | — | ◇ UNVERIFIED |
| HEHeartland Engineered Products LLC | Harrison | OH | — | ◇ UNVERIFIED |
| HFHeartland Foundry CORP | Marengo | IL | — | ◇ UNVERIFIED |
| HMHeartland Memorial Center | Frankfort | IL | — | ◇ UNVERIFIED |
| HSHeartland Steel Products West, LLC LP | Lodi | CA | — | ◇ UNVERIFIED |
| HOHeart of Dixie Machine & Fab | Talladega | AL | — | ◇ UNVERIFIED |
| HFHeat Fab INC | Turners Falls | MA | — | ◇ UNVERIFIED |
| HIHeattek INC West Allis | West Allis | WI | — | ◇ UNVERIFIED |
| HTHeat Treating Services CORP of America - Plant 1 | Pontiac | MI | — | ◇ UNVERIFIED |
| HCHeaventree Candle CO | Wheeling | IL | — | ◇ UNVERIFIED |
| HFHebert Foundry & Machine | Laconia | NH | — | ◇ UNVERIFIED |
| HSHeckert Systems LLC | Kansas City | MO | — | ◇ UNVERIFIED |
| HMHeckethorn Manufacturing | Dyersburg | TN | — | ◇ UNVERIFIED |
| HLHeggem Lundquist | Denver | CO | — | ◇ UNVERIFIED |
| HUHeiche US Surface Technology INC | Spartanburg | SC | — | ◇ UNVERIFIED |
