| Business | Phone |
| California Pure Water 1011 E Capitol Expy, San Jose 95121 | (408) 363-1276 |
| Process Scientific Inc 960 Saratoga Ave # 125, San Jose 95129 | (408) 241-1533 |
| Story Pure Water 2003 Story Rd # 400, San Jose 95122 | (408) 258-1954 |
| P J Senter Pure Water 3975 Senter Rd, San Jose 95111 | (408) 227-8529 |