| GSGraham Steel CORP | Kirkland | WA | — | ◇ UNVERIFIED |
| GIGrand Isle Shipyard INC | Grand Isle | LA | — | ◇ UNVERIFIED |
| GJGrand Junction Steel LLC | Grand Junction | CO | — | ◇ UNVERIFIED |
| GVGrand Valley Mfg CO | Titusville | PA | — | ◇ UNVERIFIED |
| GIGrasan, INC. | Mansfield | OH | — | ◇ UNVERIFIED |
| GIGreatbatch INC | Clarence | NY | — | ◇ UNVERIFIED |
| GLGreat Lake INC | Belleville | MI | — | ◇ UNVERIFIED |
| GLGreat Lakes Case & Cabinet | Edinboro | PA | — | ◇ UNVERIFIED |
| GLGreat Lakes Manufacturing | Corry | PA | — | ◇ UNVERIFIED |
| GGreenberry | Vancouver | WA | — | ◇ UNVERIFIED |
 Greenberry Industrial | Corvallis | OR | — | ◇ UNVERIFIED |
| GTGreenfields Truss, INC. | Gentry | AR | — | ◇ UNVERIFIED |
 Greenheck Fan CORP | Schofield | WI | — | ◇ UNVERIFIED |
| Greenheck Fan CORP | Rocklin | CA | — | ◇ UNVERIFIED |
| GMGreenstone Materials LLC | Ruckersville | VA | — | ◇ UNVERIFIED |
| GUGreif USA (dba Greif Harvey Dcs Harvey) | Harvey | LA | — | ◇ UNVERIFIED |
| GCGriffin & Company | Louisville | KY | — | ◇ UNVERIFIED |
| GIGrimmel Industries | Topsham | ME | — | ◇ UNVERIFIED |
| GMGriswold Machine & Engineering INC. (plant #2) | Union City | MI | — | ◇ UNVERIFIED |
| GSGroton Screw Machine CO | Groton | MA | — | ◇ UNVERIFIED |
| GFGsi Facility - Paris New | Paris | IL | — | ◇ UNVERIFIED |
| GPGsi Paris Solar Facility | Paris | IL | — | ◇ UNVERIFIED |
| GIGsm Industrial INC Ephrata Plant | Ephrata | PA | — | ◇ UNVERIFIED |
| GTGt Technologies of Tennessee INC | Hendersonville | TN | — | ◇ UNVERIFIED |
| GIGuhring INC | Brookfield | WI | — | ◇ UNVERIFIED |
| GAGulassa and CO INC | Seattle | WA | — | ◇ UNVERIFIED |
| GCGulf Coast Metal Work INC | Cape Coral | FL | — | ◇ UNVERIFIED |
| GCGulf Coast Signs of Sarasota | Sarasota | FL | — | ◇ UNVERIFIED |
| GCGulf Coast Supply & Manufacturing LLC | Sebring | FL | — | ◇ UNVERIFIED |
| GIGulf Island Fabrication - North Yard | Houma | LA | — | ◇ UNVERIFIED |
| GIGulf Island Fabrication - West Yard | Houma | LA | — | ◇ UNVERIFIED |
| GIGulf Island Services LLC | Houma | LA | — | ◇ UNVERIFIED |
| GMGulf Marine Fabricators North | Aransas Pass | TX | — | ◇ UNVERIFIED |
| GZG Zero Cnc Machining | Meridian | ID | — | ◇ UNVERIFIED |
| HLHadady LLC | Dyer | IN | — | ◇ UNVERIFIED |
| HMHadady Machining CO INC | Lansing | IL | — | ◇ UNVERIFIED |
| HMHallett Materials | Des Moines | IA | — | ◇ UNVERIFIED |
| HEHalliburton Energy Services | Grand Junction | CO | — | ◇ UNVERIFIED |
| HEHalliburton Energy Svcs | Grand Junction Area | CO | — | ◇ UNVERIFIED |
| HIHall Industries INC. | Pittsburgh | PA | — | ◇ UNVERIFIED |
| HMHallmark Mfg CO INC | Chatsworth | CA | — | ◇ UNVERIFIED |
| HAHalmark Architectural Finishing CORP. | Brooklyn | NY | — | ◇ UNVERIFIED |
| HMHammersmith Mfg & Sales INC | Horton | KS | — | ◇ UNVERIFIED |
| HSHammett Steel LLC | Phenix City | AL | — | ◇ UNVERIFIED |
| HMHammond Machine | Hammond | IN | — | ◇ UNVERIFIED |
| HDHamon Deltak INC | Plymouth | MN | — | ◇ UNVERIFIED |
| HMHampton Machine Shop INC | Hampton | VA | — | ◇ UNVERIFIED |
| HAH and P Industries INC. | Mukwonago | WI | — | ◇ UNVERIFIED |
| HBHandy Button Machine CO | Melrose Park | IL | — | ◇ UNVERIFIED |
| HPHarberts Products INC | Greencastle | PA | — | ◇ UNVERIFIED |
| HFHarbor Freight Tools USA INC #3083 | Summersville | WV | — | ◇ UNVERIFIED |
| HCHardie-tynes Co., INC | Birmingham | AL | — | ◇ UNVERIFIED |
 Hardric Laboratories | Chelmsford | MA | — | ◇ UNVERIFIED |
| HRHardy Road Location | Spring | TX | — | ◇ UNVERIFIED |
| HWHarold Wood CO | Buffalo | NY | — | ◇ UNVERIFIED |
| HMHarrison Machine Co/wesleyville Plt | Erie | PA | — | ◇ UNVERIFIED |
| HRHarris Rebar Auburn | Auburn | WA | — | ◇ UNVERIFIED |
| HRHarris Rebar - Birmingham | Riverside | AL | — | ◇ UNVERIFIED |
| HTHarsco Track Technologies | Fairmont | MN | — | ◇ UNVERIFIED |
| HCHart & Cooley INC | Holland | MI | — | ◇ UNVERIFIED |
| HCHart & Cooley INC | Tucson | AZ | — | ◇ UNVERIFIED |
| HSHartford Standard CORP | Hartford | KY | — | ◇ UNVERIFIED |
| HMHartzell Mfg CO INC (0857092018) | Miamisburg | OH | — | ◇ UNVERIFIED |
| HWHasse & Wrede North America | North Aurora | IL | — | ◇ UNVERIFIED |
| HSHavens Steel Company | Kansas City | MO | — | ◇ UNVERIFIED |
| HCHawkeyepedershaab Concrete Technologies, INC | Mediapolis | IA | — | ◇ UNVERIFIED |
| HMHawkins Machine Shop INC | Troy | OH | — | ◇ UNVERIFIED |
| HIHb Ives | New Haven | CT | — | ◇ 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 |
| HMHead Manufacturing INC | South Elgin | IL | — | ◇ UNVERIFIED |
| HAHealy Awards INC | Menomonee Falls | WI | — | ◇ UNVERIFIED |
| HSHearthstone Stoves | Morristown | VT | — | ◇ UNVERIFIED |
| HEHeartland Engineered Products LLC | Harrison | OH | — | ◇ UNVERIFIED |
| HSHeartland Steel Products West, LLC LP | Lodi | CA | — | ◇ UNVERIFIED |
| HOHeart of Dixie Machine & Fab | Talladega | AL | — | ◇ UNVERIFIED |
| HAHeat and Control, INC. | Union | MO | — | ◇ UNVERIFIED |
| HFHeat Fab INC | Turners Falls | MA | — | ◇ UNVERIFIED |
| HSHeckert Systems LLC | Kansas City | MO | — | ◇ UNVERIFIED |
| HIHelgesen Industries INC | Hartford | WI | — | ◇ UNVERIFIED |
| HLHemphill LLC | Tulsa | OK | — | ◇ UNVERIFIED |
 Hendrick Manufacturing CO | Carbondale | PA | — | ◇ UNVERIFIED |
| HPHenefelt Precision Products, INC | Largo | FL | — | ◇ UNVERIFIED |
| HMHercules Machinery Corporation | Fort Wayne | IN | — | ◇ UNVERIFIED |
| HTHercules Tool & Die LLC | Warren | MI | — | ◇ UNVERIFIED |
| HSHerron Steel CO INC | Tallahassee | FL | — | ◇ UNVERIFIED |
| HCHerr-voss Corporation-office Basement | Callery | PA | — | ◇ UNVERIFIED |
| HCHertz Corporation | San Francisco | CA | — | ◇ UNVERIFIED |
| HRHf Rubber Machinery INC | Topeka | KS | — | ◇ UNVERIFIED |
| HAHh Arnold Company INC | Rockland | MA | — | ◇ UNVERIFIED |
| HHH & H Fabricators INC | Warrior | AL | — | ◇ UNVERIFIED |
| HHH & H Farm Products Manufacturing | Bolivar | MO | — | ◇ UNVERIFIED |
| HCHi Craft Metal Products | Gardena | CA | — | ◇ UNVERIFIED |
| HMHighland Machine | Oak Hill | WV | — | ◇ UNVERIFIED |
| HMHighland Machine and Screw Product CO | Highland | IL | — | ◇ UNVERIFIED |
| HTHighland Threads | Houston | TX | — | ◇ UNVERIFIED |
| HSHighway Systems Incorporated | Sumterville | FL | — | ◇ UNVERIFIED |
