| Business | Phone |
| Honey Do Maintenance & Repair Hayward 94544 | (510) 828-2700 |
| International Chemtex Norcal 20976 Corsair Blvd, Hayward 94545 | (510) 783-0356 |
| Macke Water System 28302 Industrial Blvd # D, Hayward 94545 | (510) 264-4880 |
| Aqua Prix 2026 W Winton Ave, Hayward 94545 | (510) 723-0230 |
| Sweet Water Co Water Distiller Hayward 94541 | (510) 582-4958 |