| GBGeneral Binding Corporation, Ashland Plant | Ashland | MS | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| GCGeorge County Pallets, INC. | Lucedale | MS | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| GGGeorgia Gulf Chemicals Prairie Plant | Aberdeen | MS | Chemical Manufacturing325991 | — | ◇ UNVERIFIED |
| GGGeorgia Gulf Chemicals & Vinyls Llc, Gallman | Hazelhurst | MS | Chemical Manufacturing325991 | — | ◇ UNVERIFIED |
| GCGeorgia-pacifc Chemicals LLC | Taylorsville | MS | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| GPGeorgia Pacific Corporation | New Augusta | MS | Paper Manufacturing322110 | — | ◇ UNVERIFIED |
| GSGibbs & Sons, Inc. | Lake | MS | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| GAGlen Asphalt Plant | Glen | MS | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| GFGloster Forest Products, LLC | Gloster | MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| GTGolden Triangle Regional Airport | Columbus | MS | Transportation Equipment Manufacturing336411 | — | ◇ UNVERIFIED |
| GEGood Earth Horticulture, INC. | Elliott | MS | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| GCGoodyear Commercial Tire | Tremont | MS | Plastics and Rubber Products Manufacturing326211 | — | ◇ UNVERIFIED |
| GPGovernment Printing Office | Stennis Space Center | MS | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| GIGraham Industrial Services | Laurel | MS | Primary Metal Manufacturing331112 | — | ◇ UNVERIFIED |
| GBGrayson Blu, LLC. | Louisville | MS | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| GHGreat Homes Gallery | Nesbit | MS | Wood Product Manufacturing321911 | — | ◇ UNVERIFIED |
| GBGreen Bay Converting INC. | Hattiesburg | MS | Paper Manufacturing322291 | — | ◇ UNVERIFIED |
| GSGround Support Specialist | Horn Lake | MS | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| GCGulf Concrete LLC | Biloxi | MS | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GLGulf Line Boat Works/gulf Line Boats | Waveland | MS | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| GPGulf Pride Paving, LLC | Gulfport | MS | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| GSGulf States Fabrication INC. | Laurel | MS | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| GTGulf to Sea INC | Biloxi | MS | Food Manufacturing311712 | — | ◇ UNVERIFIED |
| GPGumbo Print Co. | Diamondhead | MS | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| HPHanson Pressure Pipes | Hattiesburg | MS | Nonmetallic Mineral Product Manufacturing327332 | — | ◇ UNVERIFIED |
| HOHardwood of America | Fayette | MS | Furniture and Related Product Manufacturing337122 | — | ◇ UNVERIFIED |
| HKHartson Kennedy | Gulfport | MS | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| HIHaworth INC | Bruce | MS | Furniture and Related Product Manufacturing337214 | — | ◇ UNVERIFIED |
| HSHenson Sleep Relief, INC. | Saltillo | MS | Textile Product Mills314129 | — | ◇ UNVERIFIED |
| HMHewlitt Manufacturing | Louisville | MS | Machinery Manufacturing333999 | — | ◇ UNVERIFIED |
| HHH & H Sawmill | Coila | MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| HIHickok INC. | Greenwood | MS | Computer and Electronic Product Manufacturing334419 | — | ◇ UNVERIFIED |
| HSHickory Springs Manufacturing CO | New Albany | MS | Plastics and Rubber Products Manufacturing326000 | — | ◇ UNVERIFIED |
| HRH.m. Richards, INC. | Guntown | MS | Furniture and Related Product Manufacturing337121 | — | ◇ UNVERIFIED |
| HTHolly Tool & Die, INC. | Holly Springs | MS | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| HIHood Industries INC | Silver Creek | MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| HIHoward Industries INC | Mendenhall | MS | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
 Howard Industries Inc, Quitman Facility | Quitman | MS | Electrical Equipment, Appliance & Component Manufacturing335311 | — | ◇ UNVERIFIED |
| HIHubbell Incorporated Dba Dmc Power, Inc., Olive Branch | Olive Branch | MS | Electrical Equipment, Appliance & Component Manufacturing335931 | — | ◇ UNVERIFIED |
| HGHubcity Graphix llc | Hattiesburg | MS | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
 Huber Engineered Woods, LLC | Shuqualak | MS | Wood Product Manufacturing321219 | — | ◇ UNVERIFIED |
| HLHudson Lumber and Truss INC | Hattiesburg | MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| HWHudspeth Wood Products, INC. | Maben | MS | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| HPHuey P Stockstill Llc, Picayune Ready Mix and Asphalt Plant | Picayune | MS | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| HSHunt Southland Refining Company | Sandersville | MS | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| HEHydrocarbon Engineering Processing INC | Natchez | MS | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| IMIlex Merchandise, LLC | Clarksdale | MS | Food Manufacturing311920 | — | ◇ UNVERIFIED |
| ISImage Signs and Neon | Hattiesburg | MS | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| IMIndeck Magnolia Llc, Indeck Magnolia Pellet Mill Project | Magnolia | MS | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| ICIndian Creek Office Furniture | Houlka | MS | Furniture and Related Product Manufacturing337125 | — | ◇ UNVERIFIED |
