| Business | Phone |
| Building Heavy & Highway 1521 N Union St, Olean 14760 | (716) 372-2639 |
| Carpenters Union 112 S 3rd St, Olean 14760 | (716) 372-5009 |
| United Steelworkers Of America 1120 N Union St, Olean 14760 | (716) 372-1356 |
| Usw Of America Local 151g 2636 W State St # 1, Olean 14760 | (716) 372-7995 |