| SMSt Marys Box Company Inc | St Marys | PA | Paper Manufacturing322211 | 20-99 | ◐ LIKELY ACTIVE |
| SBStraub Brewery, Inc. | St. Marys | PA | Beverage and Tobacco Product Manufacturing312120 | 20-99 | ◐ LIKELY ACTIVE |
| CTContact Technologies | St. Marys | PA | Fabricated Metal Product Manufacturing332117 | 100-499 | ◐ LIKELY ACTIVE |
| AMAPG Molded Injection Metal | St Marys | PA | Fabricated Metal Product Manufacturing332117 | 20-99 | ◐ LIKELY ACTIVE |
| AMAPG Molded Injection Metal | Saint Marys | PA | Fabricated Metal Product Manufacturing332117 | 20-99 | ◐ LIKELY ACTIVE |
| CTContact Technologies | Saint Marys | PA | Fabricated Metal Product Manufacturing332117 | 100-499 | ◐ LIKELY ACTIVE |
Gasbarre Products, Inc | Saint Marys | PA | Machinery Manufacturing333994 | 20-99 | ◐ LIKELY ACTIVE |
| GPGasbarre Products, Inc | St. Marys | PA | Machinery Manufacturing333994 | 20-99 | ◐ LIKELY ACTIVE |
| GUGraftech USA LLC | Saint Marys | PA | Electrical Equipment, Appliance & Component Manufacturing335991 | 20-99 | ◐ LIKELY ACTIVE |
| GUGraftech USA LLC | St. Marys | PA | Electrical Equipment, Appliance & Component Manufacturing335991 | 20-99 | ◐ LIKELY ACTIVE |
| MUMersen USA St Marys | St marys | PA | Electrical Equipment, Appliance & Component Manufacturing335991 | 100-499 | ◐ LIKELY ACTIVE |
| MUMersen USA St Marys | Saint Marys | PA | Electrical Equipment, Appliance & Component Manufacturing335991 | 100-499 | ◐ LIKELY ACTIVE |
| MAMorgan Advanced Materials St Marys | St Marys | PA | Electrical Equipment, Appliance & Component Manufacturing335991 | 100-499 | ◐ LIKELY ACTIVE |
| SCSGL Carbon LLC | St. Marys | PA | Electrical Equipment, Appliance & Component Manufacturing335991 | 100-499 | ◐ LIKELY ACTIVE |
| SCSpeer Carbon Company, LLC | St. Marys | PA | Electrical Equipment, Appliance & Component Manufacturing335991 | 1-19 | ◐ LIKELY ACTIVE |
| SMSt Marys Box Company Inc | Saint Marys | PA | Paper Manufacturing322211 | 20-99 | ◐ LIKELY ACTIVE |
| SBStraub Brewery, Inc. | Saint Marys | PA | Beverage and Tobacco Product Manufacturing312120 | 20-99 | ◐ LIKELY ACTIVE |
| SCSgl Carbon, LLC | St Marys | PA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |