| Ameritox-Walls TX | - | 0 | - | - |
| Ameritrade Holding Company CO | - | 0 | - | - |
| Amerivet Veterinary Partner Management TX | Professional & Technical Services | 0 | - | F |
| Ameriwood Industries MI | - | 0 | - | - |
| Ameron International Phoenix Division AZ | - | 0 | - | - |
| Ameron International Wind Towers Division CA | - | 0 | - | - |
| Ameron International, Inc. AZ | - | 0 | - | - |
| Amertex Textile Services, Inc. NY | - | 0 | - | - |
| Ames Cleaners and Formal Inc. VA | - | 0 | - | - |
| Ames Companies, Inc. FL | Manufacturing | 1 | $153,717 | - |
| Ames Construction MN | Construction | 0 | - | A |
| Ames Goldsmith Corp. NY | Manufacturing | 0 | - | F |
| Ames IT and Numeric Solutions, LLC IA | Professional & Technical Services | 1 | $100,233 | - |
| Amesbury Industries MN | Manufacturing | 0 | - | D |
| Amesbury Truth, Inc. NC | - | 0 | - | - |
| Amesbury Truth, Inc. NY | - | 0 | - | - |
| AmesburyTruth MN | Manufacturing | 0 | - | F |
| Amesite INC. MI | Professional & Technical Services | 1 | $160,200 | - |
| Ametek CA | Manufacturing | 0 | - | F |
| Ametek CT | Manufacturing | 0 | - | F |
| Ametek IL | Manufacturing | 0 | - | C |
| Ametek NH | Manufacturing | 0 | - | D |
| Ametek NY | Manufacturing | 0 | - | D |
| AMETEK Bison Gear & Engineering, Inc. IL | - | 0 | - | - |
| AMETEK Hughes-Treitler NY | - | 0 | - | - |
| AMETEK Magnetrol USA, LLC PA | Manufacturing | 1 | $67,624 | - |
| AMETEK MRO Florida FL | - | 0 | - | - |
| AMETEK Rotron (Woodstock) NY | - | 0 | - | - |
| AMETEK Westchester Plastics OH | - | 0 | - | - |
| Ametek, Inc AMETEK HUGHES TREITLER NY | Manufacturing | 0 | - | F |
| Ametek, Inc HAYDON KERK CT | Manufacturing | 0 | - | F |
| AMETEK, Inc. PA | Manufacturing | 0 | - | C |
| Ametek-ESP NC | - | 0 | - | - |
| AMETEK/Orion Instruments LA | - | 0 | - | - |
| AmeTrade Inc. FL | Manufacturing | 1 | $80,000 | - |
| AmEuro Construction LLC FL | Professional & Technical Services | 1 | $100,000 | - |
| Amex Systems INC MI | Professional & Technical Services | 6 | $90,252 | - |
| Ameya Data Solutions Inc TX | Professional & Technical Services | 1 | $104,000 | - |
| Ameya Global INC MI | Professional & Technical Services | 28 | $105,423 | - |
| Ameya Infotech LLC TN | Professional & Technical Services | 6 | $86,758 | - |
| AMF Automation Technologies, LLC VA | Manufacturing | 0 | - | D |
| AMF Support Surfaces, Inc. (dba Tridien CA | - | 0 | - | - |
| Amfm INC WV | Healthcare & Social Assistance | 0 | - | - |
| AMG Direct LLC (Delia's Inc) OH | - | 0 | - | - |
| AMG Prime LLC MN | Transportation & Warehousing | 0 | - | - |
| AMG Service, Inc. KS | - | 0 | - | - |
| Amg Technology NJ | Professional & Technical Services | 5 | $73,416 | - |
| AMG Technology Investments DBA Nextlink Internet TX | Information & Media | 0 | - | F |
| Amgen WA | - | 0 | - | - |
| Amgen (Thousand Oaks) CA | - | 0 | - | - |