| Business | Phone |
| Erdmann Corp 1900 W Muhammad Ali Blvd, Louisville 40203 | (502) 584-1271 |
| Fluidaire Co 3600 Chamberlain Ln 608, Louisville 40241 | (502) 339-8700 |
| L J Whitfill & Assoc 1850 Taylor Ave 12, Louisville 40213 | (502) 459-4545 |
| Louisville Valve & Fitting Co 4720 Pinewood Rd, Louisville 40218 | (502) 966-9093 |
| Technical Marketing Inc 7321 New Lagrange Rd 110, Louisville 40222 | (502) 425-8051 |