| FLFlogistix LP / Flogistix El Reno | El Reno | OK | Machinery Manufacturing333132 | — | ◇ UNVERIFIED |
| FBFlowers Baking CO. of Tyler, LLC | Tulsa | OK | Food Manufacturing311812 | — | ◇ UNVERIFIED |
| FSFord Sandblasting | Eufaula | OK | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| FFFormcrete Fiberglass Products, Inc. | Seminole | OK | Nonmetallic Mineral Product Manufacturing327211 | — | ◇ UNVERIFIED |
| FCFormer Conocophillips Cevolution Ponca City | Ponca City | OK | Electrical Equipment, Appliance & Component Manufacturing335991 | — | ◇ UNVERIFIED |
| FOFormer Okie Chem | Tulsa | OK | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| FTFormer Transcontinental Refinery | Bristow | OK | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| FCFortune Cookie Soap Inc | Tulsa | OK | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| FCFortune Cookie Soap, Inc. | Bixby | OK | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| FLFosmf, LLC | Tulsa | OK | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| FMFoster Machine | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| FFranknsign | Stillwater | OK | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| FJFred Jones Mfg. CO. | Oklahoma City | OK | Transportation Equipment Manufacturing336350 | — | ◇ UNVERIFIED |
| FBFrenzy Brewing LLC | Edmond | OK | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| FBFrenzy Brewing LLC | Edmond | OK | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| FFreshfit405 | Edmond | OK | Food Manufacturing311991 | — | ◇ UNVERIFIED |
| FFFrontier Feeds, INC. | Marlow | OK | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| FPFrontier Plastic Fabricators, INC. | Tulsa | OK | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| FEFruitstand Enterprises INC. Dba Greenway Recycling Services | Tulsa | OK | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| FTFynn Trailers, LLC | Collinsville | OK | Transportation Equipment Manufacturing336212 | — | ◇ UNVERIFIED |
| GDGaddy Discount Drug LLC | Muskogee | OK | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| GCGarber Coop | Garber | OK | Food Manufacturing311211 | — | ◇ UNVERIFIED |
| GMGarnesh Machinery | Oklahoma City | OK | Machinery Manufacturing333298 | — | ◇ UNVERIFIED |
| GLGarrett, LLC | Amber | OK | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| GIGary's Industrial Machine, LLC | Valliant | OK | Machinery Manufacturing333210 | — | ◇ UNVERIFIED |
| GMGcc Mid Continent Concret CO | Oklahoma City | OK | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GGcc-mingo | Tulsa | OK | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GGcc-muskogee | Muskogee | OK | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GGcc-newcastle | Newcastle | OK | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GGcc-okmulgee | Okmulgee | OK | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GHGea Heat Exchangers, Inc., Plant Three | Catoosa | OK | Fabricated Metal Product Manufacturing332410 | — | ◇ UNVERIFIED |
| GMGeneral Motors LLC | Oklahoma City | OK | Electrical Equipment, Appliance & Component Manufacturing335910 | — | ◇ UNVERIFIED |
| GMGeneral Motors LLC | Oklahoma City | OK | Electrical Equipment, Appliance & Component Manufacturing335910 | — | ◇ UNVERIFIED |
| GFGeorg Fischer Central Plastics | Shawnee | OK | Plastics and Rubber Products Manufacturing326122 | — | ◇ UNVERIFIED |
| GWGerald's Welding & Fabrication, INC. | Chickasha | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| GSGerdau-sand Springs Rail Product | Sand Springs | OK | Primary Metal Manufacturing331111 | — | ◇ UNVERIFIED |
| GHG Highfill | Tecumseh | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| GOGiant Oil Tools, USA LLC | Oklahoma City | OK | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| GMGibson Meat | Lawton | OK | Food Manufacturing311612 | — | ◇ UNVERIFIED |
| GSGideon Steel Panel Company, LLC | Oklahoma City | OK | Fabricated Metal Product Manufacturing332311 | — | ◇ UNVERIFIED |
| GMGivens Manufacturing, INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| GTGlenn Tool, INC. | Oklahoma City | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| GSGlobal Sign Solutions | Glenpool | OK | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| GSGlobal Signs Solutions | Tulsa | OK | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| GWGlobal Wire Cloth, LLC | Tulsa | OK | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| GCGnc Concrete Products, INC. | Tulsa | OK | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| GPGraham Packaging Company | Muskogee | OK | Plastics and Rubber Products Manufacturing326160 | — | ◇ UNVERIFIED |
| GMGrand Machine, INC. | Oklahoma City | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| GAGraphic and Printing, INC. | Tulsa | OK | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| GEGraphic Electronics | Tulsa | OK | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
