| Business | Phone |
| A & E Butscha Co 110 E Seymour Ave, Cincinnati 45216 | (513) 761-1919 |
| Airvec Systems Inc 4103 Spring Grove Ave, Cincinnati 45223 | (513) 681-8913 |
| American Metal Products Inc 905 Depot St, Cincinnati 45204 | (513) 874-0987 |
| B & J Jacobs Co 1366 Hopple St, Cincinnati 45225 | (513) 681-6800 |
| Cin-Fab 5240 Lester Rd, Cincinnati 45213 | (513) 396-6100 |
| Jorgensen Steel & Aluminum 601 Redna Ter, Cincinnati 45215 | (513) 771-3223 |
| Metalworking Group 9070 Pippin Rd, Cincinnati 45251 | (513) 521-4119 |
| Paragon Metal Fabricators 4317 Kugler Mill Rd, Cincinnati 45236 | (513) 745-0874 |
| Spring Grove Sheet Metal 2428 Spring Grove Ave, Cincinnati 45214 | (513) 621-5584 |
| Three Rivers Sheet Metal Inc 2911 Colerain Ave, Cincinnati 45225 | (513) 681-1233 |