| Ametek NH | Manufacturing | 0 | — | D |
| Ametek NJ | Manufacturing | 0 | — | B |
| Ametek NV | Manufacturing | 0 | — | A |
| Ametek NY | Manufacturing | 0 | — | D |
| Ametek OH | Manufacturing | 0 | — | A |
| Ametek OK | Manufacturing | 0 | — | B |
| AMETEK RI | Manufacturing | 0 | — | A |
| Ametek TN | Manufacturing | 0 | — | B |
| AMETEK UT | Manufacturing | 0 | — | A |
| Ametek WI | Manufacturing | 0 | — | A |
| 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 Specialty Metal Products PA | Manufacturing | 0 | — | F |
| AMETEK Westchester Plastics OH | — | 0 | — | — |
| Ametek, Inc ABACO SYSTEMS INC. AL | Manufacturing | 0 | — | D |
| Ametek, Inc ABACO SYSTEMS INC. TX | Manufacturing | 0 | — | A |
| Ametek, Inc AEGIS MA | Manufacturing | 0 | — | A |
| Ametek, Inc AMERON CA | Transportation & Warehousing | 0 | — | A |
| Ametek, Inc AMETEK AEROSPACE PRODUCTS MA | Manufacturing | 0 | — | A |
| Ametek, Inc AMETEK DRAKE AIR OK | Transportation & Warehousing | 0 | — | A |
| Ametek, Inc AMETEK HUGHES TREITLER NY | Manufacturing | 0 | — | F |
| Ametek, Inc AMETEK MAGNETROL USA, LLC CT | Manufacturing | 0 | — | F |
| Ametek, Inc AMETEK MAGNETROL USA, LLC IL | Manufacturing | 0 | — | F |
| Ametek, Inc AMETEK MAGNETROL USA, LLC NY | Manufacturing | 0 | — | F |
| Ametek, Inc AMETEK MRO - B S AIRCRAFT KS | Transportation & Warehousing | 0 | — | A |
| Ametek, Inc AMETEK POWER DATA SYSTEMS KS | Manufacturing | 0 | — | D |
| Ametek, Inc AMETEK POWER DATA SYSTEMS NY | Manufacturing | 0 | — | F |
| Ametek, Inc AMETEK SMP EIGHTY FOUR PA | Manufacturing | 0 | — | A |
| Ametek, Inc AMETEK SMP WALLINGFORD CT | Manufacturing | 0 | — | A |
| Ametek, Inc AMETEK SOLIDSTATE CONTROLS OH | Manufacturing | 0 | — | D |
| Ametek, Inc AMETEK ULTRA PRECISION TECHNOLOGIES NH | Manufacturing | 0 | — | C |
| Ametek, Inc AMETEK, INTELLIPOWER, INC. CA | Manufacturing | 0 | — | F |
| Ametek, Inc AMETEK-HAMILTON PRECISION METALS PA | Manufacturing | 0 | — | A |
| Ametek, Inc AMETEK-SEACON PHOENIX RI | Manufacturing | 0 | — | F |
| Ametek, Inc AMPTEK MA | Manufacturing | 0 | — | A |
| Ametek, Inc AMTEK BISON GEAR ENGINEERING, INC. IL | Manufacturing | 0 | — | F |
| Ametek, Inc APT MI | Manufacturing | 0 | — | A |
| Ametek, Inc ATLAS US IL | Manufacturing | 0 | — | D |
| Ametek, Inc AVICENNA TECHNOLOGY MN | Manufacturing | 0 | — | C |
| Ametek, Inc BROOKFIELD MA | Manufacturing | 0 | — | C |
| Ametek, Inc BROOKFIELD - AZI AZ | Manufacturing | 0 | — | A |
| Ametek, Inc CAMECA INSTRUMENTS, INC. WI | Manufacturing | 0 | — | A |
| Ametek, Inc CHANDLER ENGINEERING OK | Manufacturing | 0 | — | A |
| Ametek, Inc COINING, INC. NJ | Manufacturing | 0 | — | A |
| Ametek, Inc CONTROLS SOUTHEAST, INC. NC | Manufacturing | 0 | — | B |
| Ametek, Inc CORPORATE PA | Manufacturing | 0 | — | A |
| Ametek, Inc CRYSTAL ENGINEERING CA | Manufacturing | 0 | — | A |