| A & E Pool DBA A & E Pool Care | Hugo Norberto Sanchez | — | (707) 227 0787 | Pool | American Canyon · Napa County | — | — |
| Al Campbell DBA Campbell Enterprises | Aldon Berton Campbell | — | (707) 333 4655 | Pool | Napa · Napa County | — | — |
| Apex Construction Services Inc. | Apex Construction Services Inc. | — | (760) 634-6589 | Pool | Oceanside · Napa County | — | — |
| Balance Pool & Spa | Matthew Lindsey Mcwilliams | — | (707) 252 1415 | Pool | Napa · Napa County | — | — |
| Blackard Pool Construction & Remodeling | Martin Gregory Blackard | — | (707) 287 5969 | Pool | Napa · Napa County | — | — |
| Crystal Clear Pool & Spa Service | Hijar Oscar | — | (707) 252 8255 | Pool | Napa · Napa County | — | — |
| Diamond Quality Water Features INC | Michael Patrick Benson | — | (707) 942 4772 | Pool | Calistoga · Napa County | — | — |
| Don's Swimming Pool Center INC | Tad David Wangeman | — | (707) 255 5924 | Pool | Napa · Napa County | — | — |
| Elite Dream Pools | Elite Dream Pools | — | (707) 805 6135 | Pool | St Helena · Napa County | — | — |
| Gnv Plastering Pools | Martinez German Valdez | — | (707) 294 8986 | Pool | Napa · Napa County | — | — |
| Holy Waters Pool And Spa | Juan Rafael Solano | — | (707) 342 2945 | Pool | American Canyon · Napa County | — | — |
| John Crystal Pools | John Crystal Pools | — | (310) 477-2828 | Pool | Northridge · Napa County | — | — |
| L.a. Custom Pools & Spas Inc. | L.a. Custom Pools & Spas Inc. | lacustompoolsandspas@gmail.com | (888) 457-5377 | Pool | Yucaipa · Napa County | — | — |
| Napa Valley Hot Tubs | Napa Valley Hot Tubs | — | (707) 252-2441 | Pool | Napa · Napa County | — | — |
| Nelson Pool & Spa Service | David Edward Nelson | — | (707) 337 9432 | Pool | Napa · Napa County | — | — |
| Omni La Costa Resort & Spa | Omni La Costa Resort & Spa | — | (760) 438-9111 | Pool | Carlsbad · Napa County | — | — |
| Oxbow Pool And Landscape Contractors | Oxbow Pool And Landscape Contractors | — | (707) 339-6001 | Pool | Napa · Napa County | — | — |
| Shimmer Pool And Spa Service | Roger Antonio Mejia | — | (707) 256 9971 | Pool | Napa · Napa County | — | — |