| Clean-Tech Company MO | Administrative & Waste Services | 0 | — | C |
| Cleaner's Supply, Inc. NY | Wholesale Trade | 0 | — | D |
| CleanFiber, Inc NY | Manufacturing | 0 | — | F |
| Cleaning and Restoration Corp. FL | Administrative & Waste Services | 0 | — | A |
| Cleaning and Such Ltd. OH | Administrative & Waste Services | 0 | — | A |
| Cleaning by Lamunyon dba Lamunyon Dry Out & Foundation Repair KS | Administrative & Waste Services | 0 | — | F |
| Cleaning Services CA | Administrative & Waste Services | 0 | — | F |
| Cleaning Technologies Group OH | Manufacturing | 0 | — | F |
| Cleanlab Inc CA | Professional & Technical Services | 1 | $190,000 | — |
| Cleanpart U.S. AZ | Manufacturing | 0 | — | A |
| Cleanpart U.S. CA | Manufacturing | 0 | — | A |
| Cleanpart U.S. MA | Manufacturing | 0 | — | F |
| Cleanpart U.S. TX | Manufacturing | 0 | — | A |
| Cleanpart USA MA | Manufacturing | 0 | — | A |
| Cleanpart USA TX | Manufacturing | 0 | — | F |
| Cleanpart USA Inc. AZ | Manufacturing | 0 | — | F |
| Cleanroom Products Company, LLC d/b/a Airtho NH | Manufacturing | 0 | — | A |
| CLEANROOM TECS INC CA | Administrative & Waste Services | 0 | — | A |
| Cleantech San Diego Association CA | Professional & Technical Services | 1 | $84,198 | — |
| CleanTurn International LLC OH | Administrative & Waste Services | 0 | — | F |
| Cleanup Services Inc. OH | Administrative & Waste Services | 0 | — | F |
| Cleanwater Corporation of America - Marlette MI | Construction | 0 | — | A |
| Clear MN | Manufacturing | 0 | — | A |
| Clear Air Conditioning & Heating Inc AZ | Construction | 0 | — | A |
| Clear Blue Logistics LLC MI | Transportation & Warehousing | 0 | — | F |
| Clear C2, Inc. TX | Wholesale Trade | 1 | $84,094 | — |
| Clear Capital CA | — | 0 | — | — |
| Clear Capital NV | — | 0 | — | — |
| Clear Connection Corporation AZ | Mining & Extraction | 0 | — | F |
| Clear Creek Amana Community School District IA | Educational Services | 1 | $60,661 | — |
| Clear Creek Care Center CO | Healthcare & Social Assistance | 0 | — | F |
| Clear Creek Centers, Inc. CO | Healthcare & Social Assistance | 0 | — | F |
| Clear Creek Independent SchoolDistrict TX | Educational Services | 1 | $64,780 | — |
| Clear Creek Skiing Corp. CO | Arts & Entertainment | 0 | — | F |
| Clear Creek Systems, Inc. CA | Real Estate | 0 | — | A |
| Clear Creek-Amana Comm School Dist IA | Transportation & Warehousing | 0 | — | A |
| Clear Day Treatment of Westmoreland PA | Healthcare & Social Assistance | 0 | — | A |
| Clear Edge Filtration NY | — | 0 | — | — |
| Clear Edge Filtration Group OK | — | 0 | — | — |
| Clear Energy Services TX | Construction | 0 | — | A |
| Clear Fork Assisted Living TX | Healthcare & Social Assistance | 0 | — | F |
| Clear Haven Capital Management LLC NY | Finance & Insurance | 1 | $200,000 | — |
| Clear Image Inc, dba ClearBags NV | Wholesale Trade | 0 | — | A |
| Clear Labs, Inc. CA | Professional & Technical Services | 1 | $140,000 | — |
| Clear Lake Campus Hospital TX | — | 0 | — | — |
| CLEAR LAKE DEALERSHIP INC TX | Retail Trade | 0 | — | B |
| CLEAR LAKE LUMBER INC PA | Manufacturing | 0 | — | F |
| Clear Link Technologies, LLC UT | Administrative & Waste Services | 1 | $114,800 | — |
| Clear Logistics LLC IL | Transportation & Warehousing | 0 | — | A |
| Clear Markets Holdings Inc NC | Finance & Insurance | 1 | $145,000 | — |
