| FUFlexitallic US - Houston | Houston | TX | Miscellaneous Manufacturing339991 | 20-99 | ◐ LIKELY ACTIVE |
| FGFlexlife Group INC | Houston | TX | Machinery Manufacturing333923 | — | ◐ LIKELY ACTIVE |
| FUFlexmaster USA, Inc. | Houston | TX | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| FBFlowers Bakeries Sales of South Texas, LLC | Houston | TX | Food Manufacturing311812 | — | ◐ LIKELY ACTIVE |
| FCFluid Connectors Houston IPD | Houston | TX | Fabricated Metal Product Manufacturing332911 | 20-99 | ◐ LIKELY ACTIVE |
| FGFools Gold Winery | Houston | TX | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| FLFourgrayce LLC | Houston | TX | Miscellaneous Manufacturing339113 | — | ◐ LIKELY ACTIVE |
| FSFox & Seeker | Houston | TX | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| FFpi -tx | Houston | TX | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| FPFractal Polymers LLC | Houston | TX | Wood Product Manufacturing321920 | — | ◐ LIKELY ACTIVE |
| FCFrench Country Wines | Houston | TX | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| FFFreudenberg Flow Technologies - Brittmoore | Houston | TX | Miscellaneous Manufacturing339991 | 1-19 | ◐ LIKELY ACTIVE |
| FFFreudenberg Flow Technologies - Fallbrook Pines | Houston | TX | Miscellaneous Manufacturing339991 | 20-99 | ◐ LIKELY ACTIVE |
| FFF&S Fresh Foods | Houston | TX | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| GCGas Chromatography Systems MAXUM LLC | Houston | TX | Computer and Electronic Product Manufacturing334513 | 100-499 | ◐ LIKELY ACTIVE |
| GGeartech | Houston | TX | Machinery Manufacturing333132 | 20-99 | ◐ LIKELY ACTIVE |
| G1Genesis 123 Wine CORP. | Houston | TX | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| GSGeovox Security INC | Houston | TX | Computer and Electronic Product Manufacturing334118 | — | ◐ LIKELY ACTIVE |
| GFG.l. Flexco LLC | Houston | TX | Wood Product Manufacturing321999 | — | ◐ LIKELY ACTIVE |
| GGGMA Garnet Houston | Houston | TX | Nonmetallic Mineral Product Manufacturing327910 | 1-19 | ◐ LIKELY ACTIVE |
| GRGodo's Restaurant & Oriental Mart | Houston | TX | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| GSGolden Stones LP | Houston | TX | Furniture and Related Product Manufacturing337110 | — | ◐ LIKELY ACTIVE |
| GNGo Natural! LLC | Houston | TX | Chemical Manufacturing325620 | — | ◐ LIKELY ACTIVE |
| GRGourmet Ranch | Houston | TX | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| GIGOWell International, LLC | Houston | TX | Machinery Manufacturing333120 | 20-99 | ◐ LIKELY ACTIVE |
| GIGrace Instrument Industries LLC | Houston | TX | Machinery Manufacturing333248 | — | ◐ LIKELY ACTIVE |
| GDGrateful Dane Distilling Company LLC | Houston | TX | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| HIHaastech INC | Houston | TX | Transportation Equipment Manufacturing336320 | — | ◐ LIKELY ACTIVE |
| HBHafiz Brothers Inc | Houston | TX | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| HCHahn & Clay Services ltd | Houston | TX | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| HNHalliburton North Belt (0169) Houston North Belt Sperry Manufacturing/R&M | Houston | TX | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| HPHanwha Power Systems America | Houston | TX | Machinery Manufacturing333249 | 1-19 | ◐ LIKELY ACTIVE |
| HIHarrington Industrial Plastics LLC | Houston | TX | Plastics and Rubber Products Manufacturing326122 | — | ◐ LIKELY ACTIVE |
| HCHatrix & Company LLC | Houston | TX | Apparel Manufacturing315990 | — | ◐ LIKELY ACTIVE |
| HOHaus of Cellars LLC | Houston | TX | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| HHHB Houston Branch | Houston | TX | Fabricated Metal Product Manufacturing332618 | 1-19 | ◐ LIKELY ACTIVE |
| HHerdcommoditiesllc | Houston | TX | Transportation Equipment Manufacturing336412 | — | ◐ LIKELY ACTIVE |
| HCHermes Consolidated LLC | Houston | TX | Petroleum and Coal Products Manufacturing324110 | — | ◐ LIKELY ACTIVE |
| HSHexegen Secured Solutions LLC | Houston | TX | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| HEHmf Express Iah | Houston | TX | Fabricated Metal Product Manufacturing332321 | 20-99 | ◐ LIKELY ACTIVE |
| HSHoneywell Solutions Center Houston | Houston | TX | Computer and Electronic Product Manufacturing334513 | 20-99 | ◐ LIKELY ACTIVE |
| HCHood Container Houston | Houston | TX | Paper Manufacturing322211 | 100-499 | ◐ LIKELY ACTIVE |
| HHHoopoe Health INC | Houston | TX | Computer and Electronic Product Manufacturing334516 | — | ◐ LIKELY ACTIVE |
| HOHorizon Office Supply LLC | Houston | TX | Miscellaneous Manufacturing339940 | — | ◐ LIKELY ACTIVE |
| HTHose Tech USA Houston | Houston | TX | Fabricated Metal Product Manufacturing332912 | 1-19 | ◐ LIKELY ACTIVE |
| HTHOUB2 Texas Best Block | Houston | TX | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| HTHOUD Texas Best Block | Houston | TX | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| H0Houston 01 (Service Center) | Houston | TX | Nonmetallic Mineral Product Manufacturing327910 | 1-19 | ◐ LIKELY ACTIVE |
| H1Houston, 10305 Round Up | Houston | TX | Computer and Electronic Product Manufacturing334513 | 100-499 | ◐ LIKELY ACTIVE |
| HHouston-3mus-tx | Houston | TX | Miscellaneous Manufacturing339113 | 1-19 | ◐ LIKELY ACTIVE |