| Business | Phone |
| Ibew Local 8 1665 Tiffin Ave, Findlay 45840 | (419) 422-2639 |
| Northwestern Ohio Education 101 W Sandusky St, Findlay 45840 | (419) 424-1708 |
| Ohio & Vicinity Regional Cncl 1649 Tiffin Ave, Findlay 45840 | (419) 422-2620 |
| Sheet Metal Workers 1655 Tiffin Ave, Findlay 45840 | (419) 420-8035 |
| United Steelworkers Of America 1130 Summit St, Findlay 45840 | (419) 422-4224 |