| GMGreenetech Manufacturing | Washington | PA | — | ◇ UNVERIFIED |
| GMGreenwood Manufacturing INC. | Houston | TX | — | ◇ UNVERIFIED |
| GMGregory Metal Fabrication | Crandall | GA | — | ◇ UNVERIFIED |
| GZGreg Zimont | Panama City Beach | FL | — | ◇ UNVERIFIED |
 Gretna Machine Shop, INC. | Houston | TX | — | ◇ UNVERIFIED |
| GFGr Fabricating, LLC | Marthasville | MO | — | ◇ UNVERIFIED |
| GSGriffin Steel & Supply, L.L.C. | Goldsboro | NC | — | ◇ UNVERIFIED |
| GSGriffis Steel Company, INC. | Darien | GA | — | ◇ UNVERIFIED |
| GCGrimes Commercial Properties LLC | Tomball | TX | — | ◇ UNVERIFIED |
| GIGrimmfab, INC. | Yucaipa | CA | — | ◇ UNVERIFIED |
| GMGriswold Machine & Engineering INC (plant #1) | Union City | MI | — | ◇ UNVERIFIED |
| GIGRM Innovations LLC | Fort Smith | AR | — | ◇ UNVERIFIED |
| GBGroomers Best, INC. | Brandon | SD | — | ◇ UNVERIFIED |
| GMGross Mechanical Laboratories, INC. | Stevensville | MD | — | ◇ UNVERIFIED |
| GSGround Support Specialist | Horn Lake | MS | — | ◇ UNVERIFIED |
| G1Group 1938 LLC | Far Hills | NJ | — | ◇ UNVERIFIED |
| GSGroup Steel Inc. | Miami | FL | — | ◇ UNVERIFIED |
| GVGSA Ventures LLC | Foley | AL | — | ◇ UNVERIFIED |
| GGGsi Group LLC | Paris | IL | — | ◇ UNVERIFIED |
| GPGs Precision - Laconia Division | Laconia | NH | — | ◇ UNVERIFIED |
| GFGSS Fabrication Group LLC | Basalt | CO | — | ◇ UNVERIFIED |
| GFGt Fabrication INC | Pittston | PA | — | ◇ UNVERIFIED |
| GFGt Fabrication, INC. | Pittston | PA | — | ◇ UNVERIFIED |
| GEGuadalupe E. Villarino | Azusa | CA | — | ◇ UNVERIFIED |
| GAGuard Assoc | Adams Cnty | CO | — | ◇ UNVERIFIED |
| GSGuch Sheet Metal and Ac INC | Stuart | FL | — | ◇ UNVERIFIED |
| GAGuernsey Architectural Solutions, INC. | Boca Raton | FL | — | ◇ UNVERIFIED |
| GIGuidry Iron Works INC | Lafayette | LA | — | ◇ UNVERIFIED |
| GIGuifarro Iron Work Corporation | Huntington Station | NY | — | ◇ UNVERIFIED |
| GCGulf Coast Alloy Welding, INC. | Humble | TX | — | ◇ UNVERIFIED |
| GCGulf Coast Metal Works | Destin | FL | — | ◇ UNVERIFIED |
| GCGulf Coast Supply & Manufacturing, LLC | Montgomery | AL | — | ◇ UNVERIFIED |
| GMGulf Marine Fabricators, L.p. | Ingleside | TX | — | ◇ UNVERIFIED |
| GSGulf States Fabrication INC. | Laurel | MS | — | ◇ UNVERIFIED |
| GFGunslinger Forge LLC | Eagle Mountain | UT | — | ◇ UNVERIFIED |
| GFGus Fabrication, INC. | Jeanerette | LA | — | ◇ UNVERIFIED |
| GMGutierrez Manufacturing INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| GGGutter Glove, INC. | Rocklin | CA | — | ◇ UNVERIFIED |
| GSGuttermans Supply Corporation of America | Portland | OR | — | ◇ UNVERIFIED |
| GWG W Heineke CO INC | El Centro | CA | — | ◇ UNVERIFIED |
| HIHaala Industries INC | Sleepy Eye | MN | — | ◇ UNVERIFIED |
| HSHaberle Steel INC. | Delano | PA | — | ◇ UNVERIFIED |
| HFH.a. Fabricators , INC. | North Logan | UT | — | ◇ UNVERIFIED |
| HBHagerty Brothers Company | Peoria | IL | — | ◇ UNVERIFIED |
| HSHaida Sheet Metal LLC | Battle Ground | WA | — | ◇ UNVERIFIED |
| HLHailo LLC | Elberton | GA | — | ◇ UNVERIFIED |
| HWHailo Wind Systems Usa, INC. | Elberton | GA | — | ◇ UNVERIFIED |
| HIHaimetal INC | Sun Valley | CA | — | ◇ UNVERIFIED |
| HFHaines Fabrication & Machine, LLC | Selbyville | DE | — | ◇ UNVERIFIED |
| HUHalfen Usa, INC. | Converse | TX | — | ◇ UNVERIFIED |
