| American Signature, Inc. NC | Manufacturing | 0 | — | F |
| American Signature, Inc. OH | Transportation & Warehousing | 1 | $121,139 | B |
| American Signature, Inc. dba Value City Furniture MD | — | 0 | — | — |
| American Silk Inc CA | Retail Trade | 1 | $104,000 | — |
| American Skin Food Group, LLC NC | Manufacturing | 0 | — | F |
| American Sleeve Bearing LLC. CT | Manufacturing | 0 | — | F |
| American Snuff Company NC | Manufacturing | 0 | — | B |
| American Snuff Company TN | Manufacturing | 0 | — | B |
| American Soccer Company, Inc. dba Score Sports CA | Manufacturing | 2 | $172,297 | — |
| American Society For Clinical Pathology IL | Healthcare & Social Assistance | 1 | $126,000 | — |
| American Society for Dermatologic Surgery IL | Other Services | 2 | $92,500 | — |
| American Society for Testing & Materials PA | Information & Media | 1 | $233,936 | — |
| American Society of Safety Professionals IL | Other Services | 2 | $86,910 | — |
| American Sod Farms LLC CA | Agriculture & Forestry | 0 | — | F |
| American Soda LLC (Solvay Chemicals) CO | Manufacturing | 0 | — | F |
| American Software Resources, Inc. NY | Professional & Technical Services | 9 | $89,452 | — |
| American Solar Advantage CA | Construction | 0 | — | F |
| American Solar Repair NY | Construction | 0 | — | F |
| American Solera LLC OK | Manufacturing | 0 | — | A |
| American Sound Inc IN | Construction | 0 | — | A |
| American Southern Homes AL | Construction | 0 | — | A |
| American Southern Homes AZ | Construction | 0 | — | A |
| American Southern Homes GA | Construction | 0 | — | F |
| American Southwest Electric NV | Construction | 0 | — | A |
| American Soy Products MI | Manufacturing | 0 | — | F |
| American Specialty Health Incorporated IN | Finance & Insurance | 16 | $120,284 | — |
| American Specialty Pharmacy, Inc. NV | Retail Trade | 1 | $72,467 | — |
| American Spincast Inc. TX | Manufacturing | 0 | — | F |
| American SpiralWeld MI | Manufacturing | 0 | — | F |
| American Spiralweld Pipe Co., LLC SC | Manufacturing | 0 | — | F |
| American Spiralweld Pipe Co., LLC TX | Manufacturing | 0 | — | F |
| American Spirit Corp IA | Manufacturing | 0 | — | F |
| American Spirit Corp MN | Professional & Technical Services | 0 | — | F |
| American Spoon MI | Manufacturing | 0 | — | C |
| American Spraytech LLC NJ | Manufacturing | 0 | — | F |
| American Sprinkler Co., Inc. LA | Construction | 0 | — | A |
| American Stage Theatre Company FL | Arts & Entertainment | 0 | — | D |
| American Stainless SC | — | 0 | — | — |
| American Stainless Steel Corp CO | Manufacturing | 0 | — | A |
| American Stair Corporation IN | Manufacturing | 0 | — | F |
| American Stairways TN | — | 0 | — | — |
| American Standard Brands MO | — | 0 | — | — |
| American Standard Circuits, LLC IL | Manufacturing | 0 | — | D |
| AMERICAN STANDARD, MFG. NY | Manufacturing | 0 | — | A |
| American States Water Company ARDEN-CORDOVA-WC CA | Utilities | 0 | — | F |
| American States Water Company BVES-WC CA | Utilities | 0 | — | A |
| American States Water Company CENTRAL DO-WC CA | Utilities | 0 | — | A |
| American States Water Company GENERAL OFFICE-WC CA | Utilities | 0 | — | A |
| American States Water Company ORANGE COUNTY DISTRICT OFFICE - WC CA | Utilities | 0 | — | F |
| American States Water Company SAN DIMAS-WC CA | Utilities | 0 | — | A |
