| Business | Phone |
| Cottone Contracting 114 N 4th St, Olean 14760 | (716) 373-9306 |
| Ed's Electric 712 Wayne St, Olean 14760 | (716) 373-1565 |
| Ellman Electric 521 E Pine St, Olean 14760 | (716) 372-6972 |
| Haberly Electric 2038 Wayman Branch Rd, Olean 14760 | (716) 372-4597 |
| Hamed's Electrical Svc 102 Arland Ave, Olean 14760 | (716) 372-9389 |
| Kel-Kur Electric Inc 3421 Route 16 N, Olean 14760 | (716) 372-7159 |