| Zumiez Distribution Center CA | Retail Trade | 0 | — | A |
| Zumiez Inc. WA | — | 0 | — | — |
| Zummo Meat Co. TX | Wholesale Trade | 0 | — | F |
| Zumper, Inc. CA | Real Estate | 1 | $143,000 | — |
| Zumwalt Construction Inc CA | Construction | 0 | — | D |
| Zuni Electric, Inc. NM | Construction | 0 | — | A |
| Zuni Public School District NM | Educational Services | 5 | $57,346 | — |
| Zuora, Inc. CA | Professional & Technical Services | 8 | $180,100 | — |
| Zup's in Cook 2019 MN | — | 0 | — | — |
| ZUPIN CRANE LLC MI | Construction | 0 | — | A |
| Zuplon, LLC NJ | Professional & Technical Services | 1 | $95,680 | — |
| Zurcher Tire Inc. IA | Wholesale Trade | 0 | — | A |
| Zurcher Tire Inc. IL | Wholesale Trade | 0 | — | F |
| Zurcher Tire Inc. IN | Wholesale Trade | 0 | — | D |
| Zurcher Tire Inc. MI | Wholesale Trade | 0 | — | C |
| Zurcher Tire Inc. MO | Wholesale Trade | 0 | — | A |
| Zuri Alliance, LLC CA | Professional & Technical Services | 0 | — | A |
| Zurich American Insurance Company IL | Finance & Insurance | 36 | $135,797 | — |
| Zurich Services US LLC IL | Finance & Insurance | 2 | $139,801 | — |
| Zurn Elkay Water Solutions IL | — | 0 | — | — |
| Zurn Elkay Water Solutions NC | Manufacturing | 0 | — | C |
| Zurn Elkay Water Solutions TX | Manufacturing | 0 | — | A |
| Zurn Industries LLC IL | Transportation & Warehousing | 0 | — | B |
| Zurn Industries, LLC NY | — | 0 | — | — |
| Zurn Industries, LLC PA | — | 0 | — | — |
| Zurn PEX, Inc. WI | Wholesale Trade | 1 | $85,000 | — |
| Zurn Water LLC NC | Transportation & Warehousing | 0 | — | A |
| Zurn Water, LLC IL | — | 0 | — | — |
| Zurn-Elkay Water Solutions NC | Manufacturing | 0 | — | A |
| Zurn-Elkay Water Solutions PA | Manufacturing | 0 | — | A |
| ZURU LLC CA | Wholesale Trade | 2 | $102,170 | — |
| ZURU Tech US LLC CA | Professional & Technical Services | 1 | $91,832 | — |
| zuse inc CT | Manufacturing | 0 | — | A |
| ZUST BACHMEIER OF SWITZERLAND MD | Transportation & Warehousing | 0 | — | A |
| Zutat Feed Solutions, LLC IL | Manufacturing | 0 | — | C |
| ZUZIS L.L.C. NJ | Information & Media | 1 | $75,640 | — |
| ZVI Construction LLC MA | Construction | 0 | — | A |
| Zwanenberg Food Group OH | Manufacturing | 0 | — | B |
| Zwanenberg Food Group TN | Manufacturing | 0 | — | A |
| Zwanenberg Food Group USA OH | Manufacturing | 0 | — | F |
| Zwanger-Pesiri Radiology Group (26 Long Island sites) NY | — | 0 | — | — |
| Zwanger-Pesiri Radiology Group (8 NYC sites) NY | — | 0 | — | — |
| Zweigle's Inc. NY | Manufacturing | 0 | — | B |
| Zwick Construction UT | Construction | 0 | — | A |
| Zwicky Processing and Recycling Inc PA | Administrative & Waste Services | 0 | — | F |
| Zwift Inc. CA | Information & Media | 1 | $132,000 | — |
| Zwirner Equipment Company TN | Manufacturing | 0 | — | F |
| ZwitterCo, Inc MA | Utilities | 0 | — | A |
| ZWP INTERNATIONAL INC. CA | Professional & Technical Services | 1 | $64,397 | — |
| ZXP Technologies LLC TX | Manufacturing | 0 | — | C |
