| Business | Phone |
| Livingston & Haven Connectors 3431 Saint Vardell Ln # A, Charlotte 28217 | (704) 525-8802 |
| Tompkins Fittings 3428 Vane Ct # A, Charlotte 28206 | (704) 347-1715 |
| Pirtek South End Hose & Hydrlc 1515 S Mint St, Charlotte 28203 | (704) 342-1677 |
| Dixon Valve & Coupling Co 332 Atando Ave # B, Charlotte 28206 | (704) 376-5755 |