| GVGlacier Vandervell Incorporated | Atlantic | IA | Machinery Manufacturing333613 | — | ◐ LIKELY ACTIVE |
| GAGlatfelter Advanced Materials | Fort Smith | AR | Textile Mills313230 | 20-99 | ◐ LIKELY ACTIVE |
| GCGm Components Holdings LLC | Lockport | NY | Machinery Manufacturing333415 | — | ◐ LIKELY ACTIVE |
| GCGomaco CORP. - Plant 1 | Ida Grove | IA | Fabricated Metal Product Manufacturing332999 | 100-499 | ◐ LIKELY ACTIVE |
| GCGomaco CORP. - Plant 2 | Ida Grove | IA | Fabricated Metal Product Manufacturing332999 | 100-499 | ◐ LIKELY ACTIVE |
| GMGoodman Manufacturing CO LP - Dayton | Dayton | TN | Machinery Manufacturing333415 | — | ◐ LIKELY ACTIVE |
| GTGooseneck Trailer Mfg | Bryan | TX | Machinery Manufacturing333111 | 100-499 | ◐ LIKELY ACTIVE |
| GRGorman Rupp Company (0370010056) | Mansfield | OH | Machinery Manufacturing333911 | — | ◐ LIKELY ACTIVE |
| GIGraco INC - Anoka | Anoka | MN | Machinery Manufacturing333914 | 100-499 | ◐ LIKELY ACTIVE |
| GMGraetz Mfg INC | Pound | WI | Fabricated Metal Product Manufacturing332320 | 20-99 | ◐ LIKELY ACTIVE |
| GRGrand Rapids Controls CO | Rockford | MI | Plastics and Rubber Products Manufacturing326199 | 100-499 | ◐ LIKELY ACTIVE |
| GBGreat Bend Industries | Great Bend | KS | Machinery Manufacturing333995 | — | ◐ LIKELY ACTIVE |
| GPGreat Plains Manufacturing INC Ellsworth | Ellsworth | KS | Machinery Manufacturing333111 | — | ◐ LIKELY ACTIVE |
| GPGreat Plains Manufacturing INC Kipp | Salina | KS | Machinery Manufacturing333111 | — | ◐ LIKELY ACTIVE |
| GPGreat Plains Mfg. - Tipton | Tipton | KS | Machinery Manufacturing333111 | — | ◐ LIKELY ACTIVE |
| GLGriffin Lumber Company | Cordele | GA | Wood Product Manufacturing321113 | 20-99 | ◐ LIKELY ACTIVE |
| GGGsi Group LLC | Assumption | IL | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| GGuntersville | Guntersville | AL | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| GAGuss Automation | Kingsburg | CA | Machinery Manufacturing333111 | 20-99 | ◐ LIKELY ACTIVE |
| HIHaakon Industries LTD | Candler | NC | Machinery Manufacturing333415 | 20-99 | ◐ LIKELY ACTIVE |
| HMHagie Manufacturing Company | Clarion | IA | Machinery Manufacturing333111 | 100-499 | ◐ LIKELY ACTIVE |
| HPHale Products INC | Ocala | FL | Machinery Manufacturing333911 | 100-499 | ◐ LIKELY ACTIVE |
| HMHamilton Machine CO INC | Nashville | TN | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| HSH & S Manufacturing Company INC | Clintonville | WI | Machinery Manufacturing333111 | — | ◐ LIKELY ACTIVE |
| HCHannibal Carbide Tool CO INC | Hannibal | MO | Machinery Manufacturing333515 | 20-99 | ◐ LIKELY ACTIVE |
| HEHarmony Enterprises INC | Harmony | MN | Machinery Manufacturing333310 | 20-99 | ◐ LIKELY ACTIVE |
Harper Industries | Harper | KS | Machinery Manufacturing333111 | 100-499 | ◐ LIKELY ACTIVE |
Hartzell Fan, INC. | Piqua | OH | Machinery Manufacturing333412 | — | ◐ LIKELY ACTIVE |
| HIHcc INC | Mendota | IL | Machinery Manufacturing333111 | 100-499 | ◐ LIKELY ACTIVE |
| HHHdm Hydraulics LLC | Tonawanda | NY | Machinery Manufacturing333995 | 100-499 | ◐ LIKELY ACTIVE |
Heavy Materials LLC | Saint Thomas | VI | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| HHiLine | Duluth | MN | Machinery Manufacturing333120 | 100-499 | ◐ LIKELY ACTIVE |
| HSHillphoenix Specialty Products | Keosauqua | IA | Machinery Manufacturing333415 | — | ◐ LIKELY ACTIVE |
| HPHmc Products LLC | Caledonia | IL | Machinery Manufacturing333993 | 20-99 | ◐ LIKELY ACTIVE |
| HMHobson & Motzer, LLC - Durham, CT | Durham | CT | Fabricated Metal Product Manufacturing332439 | 100-499 | ◐ LIKELY ACTIVE |
| HHHonda Heritage Center | Marysville | OH | Machinery Manufacturing333511 | — | ◐ LIKELY ACTIVE |
| HIHoneywell International INC. | Torrance | CA | Machinery Manufacturing333517 | — | ◐ LIKELY ACTIVE |
| HAHoshizaki America INC | Peachtree City | GA | Machinery Manufacturing333415 | — | ◐ LIKELY ACTIVE |
| HTHowmet - Tempcraft | Cleveland | OH | Fabricated Metal Product Manufacturing332997 | 100-499 | ◐ LIKELY ACTIVE |
| HVHoya Vision Care - Largo | Largo | FL | Machinery Manufacturing333314 | — | ◐ LIKELY ACTIVE |
| HCHsi Corporation | Bay Springs | MS | Machinery Manufacturing333995 | 20-99 | ◐ LIKELY ACTIVE |
| HIHunter Industries INC | San Marcos | CA | Plastics and Rubber Products Manufacturing326199 | 500+ | ◐ LIKELY ACTIVE |
| HIHusky Injection Molding Systems INC | Milton | VT | Machinery Manufacturing333249 | 500+ | ◐ LIKELY ACTIVE |
| HCHutchinson/mayrath - Clay Center | Clay Center | KS | Machinery Manufacturing333111 | 20-99 | ◐ LIKELY ACTIVE |
| IIIap INC | Phillips | WI | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| IIIcare Industries INC | St Petersburg | FL | Machinery Manufacturing333314 | 100-499 | ◐ LIKELY ACTIVE |
| IIIea INC | Kenosha | WI | Machinery Manufacturing333414 | 100-499 | ◐ LIKELY ACTIVE |
| IIIi-vi Incorporated | Saxonburg | PA | Machinery Manufacturing333310 | — | ◐ LIKELY ACTIVE |
| IAIndustrial Automation LLC | Rochester Hills | MI | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| ITIndustrial Tool Supply, INC. | Westford | MA | Machinery Manufacturing333515 | — | ◐ LIKELY ACTIVE |