| Business | Phone |
| Coast Water Systems 10466 Redwood Ave, Fontana 92337 | (909) 829-1726 |
| Ecolochem Inc 11689 Pacific Ave, Fontana 92337 | (909) 823-7511 |
| Hydro Pure Systems 15713 Willow Dr, Fontana 92337 | (909) 823-3497 |
| Water Conditioning Svc Fontana 92335 | (909) 822-2425 |