Pennsylvania
| Company | Category | Area | Address | Web | Contact person | |
| STUDSVIK | Nonclassified Establishments | Pennsylvania | 1037 MANOR VUE CT, DELMONT, Westmoreland, Pennsylvania, 15626-1578, USA | - | - | - |
| STUDYWORKS | Tutoring | Pennsylvania | 110 W LANCASTER AVE # 6, WAYNE, Delaware, Pennsylvania, 19087-4043, USA | - | - | Robert Hinchliffe |