- Bend Research Inc
- Chemica Technologies
- Imtech Inc
- Tru-Mar-Le Gift
- Trumbauer's Lawn & Rec Inc
- Trumbauersville Betterment Clb
- Trumbauersville Borough Office
- Trumbauersville Elementary
- Trumbauersville Fire Co
- Trumble Corp
- Trumbull Corp
- Trumbull Industries
- Trumbull Industries
- Trumbull Roofing
- Trumbull Roofing
