| Business | Phone |
| Ferguson Enterprises Inc 1502 Columbia Ave, Riverside 92507 | (951) 684-6380 |
| Powell Pipe & Supply Co 1600 7th St, Riverside 92507 | (951) 369-8666 |
| Advanced Aquaduck Systems 6481 Box Springs Blvd, Riverside 92507 | (951) 697-1140 |
| Riverside Winnelson 22700 Commerce Ln, Riverside 92507 | (909) 825-9466 |