| Business | Phone |
| Air-Hydraulics Co Inc 6074 Baumgartner Industrial Dr, St Louis 63129 | (314) 487-9100 |
| Pirtek Overland 1916 Woodson Rd, St Louis 63114 | (314) 423-4600 |
| Precision Hydraulics Rbldrs 1411 N Warson Rd, St Louis 63132 | (314) 428-5017 |
| Nowack Co St Louis 63136 | (314) 867-8600 |
| Berendsen Fluid Power Inc 11995 Borman Dr, St Louis 63146 | (314) 469-9100 |