62/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 447 Google reviews, the most in Rossmoor.
Best Pool Builders in Rossmoor, CA (2026)
753 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Rossmoor: PoolGenX, CR Score 62/100; 4.8★ from 447 Google reviews; open 24/7.
- 3
Best for emergencies (open 24/7): Pool Repair & Replaster CA, posts 24/7 hours; ranked #3 of 753.
- 2
Most-reviewed: Saddleback Mountain pool and spa service, 253 Google reviews at 5.0★, the most of 753 ranked after PoolGenX; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
753 Rossmoor pool builders are ranked here by CR Score, from ten published factors. 94 are open 24/7, 442 open Saturdays and 241 open Sundays, based on posted hours. The median Google rating is 4.9★ across 753 rated businesses.
Top 10 pool builders in Rossmoor at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | PoolGenX | 62 | 4.8★ (447) | Riverside, 38 mi away | 24/7 | Overall |
| 2 | Saddleback Mountain pool and spa service | 61 | 5.0★ (253) | Rancho Santa Margarita, 30 mi away | Sat · Sun · Evenings | Most reviews |
| 3 | Pool Repair & Replaster CA | 61 | 4.8★ (56) | Torrance, 15 mi away | 24/7 | Emergencies |
| 4 | Glendale Pool Repair&Leaks | 61 | 4.9★ (103) | Glendale, 27 mi away | 24/7 | — |
| 5 | Proper Pool Service | 61 | 5.0★ (62) | Huntington Beach, 11 mi away | Sat · Sun · Evenings | — |
| 6 | FC Pool | 60 | 4.7★ (146) | Los Angeles, 27 mi away | 24/7 | — |
| 7 | Leslie's Pool Supplies | 60 | 4.5★ (120) | Anaheim, 9 mi away | Sat · Sun | — |
| 8 | Cabana Pool Service | 60 | 5.0★ (71) | Torrance, 16 mi away | Sat · Sun | — |
| 9 | Royal Globe Pool Construction | 60 | 4.9★ (81) | Los Angeles, 26 mi away | 24/7 | — |
| 10 | Redondo Beach Pool Repair & Replaster | 60 | 4.9★ (42) | Redondo Beach, 17 mi away | 24/7 | — |
The 753 best pool builders in Rossmoor, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Rancho Santa Margarita, 30 mi away
61/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 253 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Torrance, 15 mi away
61/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 56 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Glendale, 27 mi away
61/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 103 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Huntington Beach, 11 mi away
61/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 62 Google reviews, listed on Google as “Swimming pool contractor”.
#6 FC Pool
Based in Los Angeles, 27 mi away
60/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 146 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Anaheim, 9 mi away
60/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.5★ from 120 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Torrance, 16 mi away
60/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 71 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Los Angeles, 26 mi away
60/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 81 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Redondo Beach, 17 mi away
60/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 42 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Torrance, 13 mi away
60/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.8★ from 33 Google reviews, listed on Google as “Swimming pool contractor”.
Based in East Los Angeles, 13 mi away
60/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.5★ from 48 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Los Angeles, 27 mi away
60/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 71 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Marina del Rey, 26 mi away
60/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 127 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Torrance, 13 mi away
60/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.7★ from 76 Google reviews, listed on Google as “Swimming pool repair service”.
#16 Poolboyzoc
Based in Anaheim, 20 mi away
60/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 72 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Los Angeles, 25 mi away
59/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 88 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Signal Hill, 5 mi away
59/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 27 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Long Beach, 3 mi away
59/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.6★ from 32 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Culver City, 23 mi away
59/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.8★ from 108 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Fullerton, 13 mi away
59/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 198 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Sherman Oaks, 34 mi away
59/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 73 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Culver City, 23 mi away
59/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.9★ from 40 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Upland, 31 mi away
59/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.7★ from 220 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Beverly Hills, 27 mi away
59/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.8★ from 115 Google reviews, listed on Google as “Swimming pool repair service”.
Pool builders ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 753 ranked pool builders here; the rest are on their profiles.
Also serving Rossmoor
20 more pool builders within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Best Pool & Spa Croat | 5.0★ (2) | 13 mi |
| Blueray Aquatics | 5.0★ (2) | 10 mi |
| Cross Pool Restoration | 5.0★ (2) | 6 mi |
| Definite Pool Solutions | 5.0★ (2) | 7 mi |
| Felix Pool Services | 3.0★ (2) | 12 mi |
| Gonzalez Pool Plastering | 3.0★ (2) | 11 mi |
| Green Pool doctor | 5.0★ (2) | 11 mi |
| Healing Waters | 5.0★ (2) | 11 mi |
| KG Aquatic Designs | 5.0★ (2) | 8 mi |
| Leak Specialists | 5.0★ (2) | 5 mi |
| McCoy Pool Construction | 4.5★ (2) | 7 mi |
| MSN POOL PLASTERING CONSTRUCTION | 5.0★ (2) | 13 mi |
| Nexus Pool Construction | 5.0★ (2) | 12 mi |
| Paradise Pools | 5.0★ (2) | 4 mi |
| Patriot Pool and Spa | 5.0★ (2) | 13 mi |
| Pool Builder Signal Hill | 5.0★ (2) | 5 mi |
| Pool Concepts Unlimited | 1.0★ (2) | 10 mi |
| Pools R Us | 3.0★ (2) | 6 mi |
| Roman Holiday Pools | 5.0★ (2) | 2 mi |
| Ruiz Pool & Spa | 1.0★ (2) | 13 mi |
How we ranked Rossmoor pool builders
We scored 753 Rossmoor pool builders on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 3, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Rossmoor data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Pool builders in Rossmoor: frequently asked questions
Who is the best pool builder in Rossmoor?
By CR Score, the highest-ranked pool builder in Rossmoor, CA is PoolGenX with a CR Score of 62/100. It has 4.8★ from 447 Google reviews. It is open 24/7. Saddleback Mountain pool and spa service (#2) and Pool Repair & Replaster CA (#3) follow. We ranked 753 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in Rossmoor?
ContractorsRanked ranks 753 pool builders serving Rossmoor, CA. Another 20 within 40 mi are listed but not ranked yet. Counts are as of November 2026.
Which pool builders in Rossmoor are open 24/7?
94 ranked pool builders in Rossmoor post 24/7 hours. The highest-ranked are PoolGenX (#1), Pool Repair & Replaster CA (#3) and Glendale Pool Repair&Leaks (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in Rossmoor work on weekends?
442 of 753 ranked pool builders post Saturday hours and 241 post Sunday hours. The highest-ranked open Saturdays are PoolGenX (#1), Saddleback Mountain pool and spa service (#2) and Pool Repair & Replaster CA (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Rossmoor pool builders have?
The median Google rating among 753 rated pool builders in Rossmoor is 4.9★, with a median of 12 reviews. PoolGenX has the most, 447 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank pool builders?
Each pool builder gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do pool builders outside Rossmoor count in this ranking?
Yes, if they are within 40 mi of the Rossmoor city center, our service radius for pool builders. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Can pool builders pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Rossmoor
- November 2026: CR Scores recalculated for 753 pool builders serving Rossmoor.
- November 2026: 10 duplicate listings merged.
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