63/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 364 Google reviews, listed on Google as “Swimming pool repair service”.
Best Pool Builders in Lake Ronkonkoma, NY (2026)
417 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Lake Ronkonkoma: Bob the Diver, CR Score 63/100; 5.0★ from 364 Google reviews; open 7 days a week.
- 9
Best for emergencies (open 24/7): Long Island Pool Covers, posts 24/7 hours; ranked #9 of 417.
- 3
Most-reviewed: Island Recreational, 2,882 Google reviews at 4.5★, the most of 417 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
417 Lake Ronkonkoma pool builders are ranked here by CR Score, from ten published factors. 31 are open 24/7, 271 open Saturdays and 102 open Sundays, based on posted hours. The median Google rating is 4.6★ across 417 rated businesses.
Top 10 pool builders in Lake Ronkonkoma at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Bob the Diver | 63 | 5.0★ (364) | Ronkonkoma, 2 mi away | Sat · Sun · Evenings | Overall |
| 2 | Advantage L.I. | 62 | 4.9★ (218) | Holbrook, 3 mi away | Sat · Sun | — |
| 3 | Island Recreational | 61 | 4.5★ (2,882) | Massapequa, 20 mi away | Sat · Sun | Most reviews |
| 4 | Dolphin Pool Supply | 60 | 4.6★ (226) | Lake Ronkonkoma | Sat · Sun | — |
| 5 | Scuba Snak - Swimming Pool Leak Detection | 60 | 5.0★ (531) | Centereach, 27 mi away | Sat · Sun · Evenings | — |
| 6 | Suntek Pools & Spas | 60 | 4.9★ (319) | Farmingdale, 17 mi away | Sat · Sun | — |
| 7 | Long Island Pool and Patio | 60 | 4.8★ (176) | Coram, 7 mi away | Sat · Sun | — |
| 8 | Pool Doctor | 60 | 4.8★ (604) | East Northport, 10 mi away | Sat | — |
| 9 | Long Island Pool Covers | 60 | 5.0★ (109) | Selden, 19 mi away | 24/7 | Emergencies |
| 10 | Pool Leak Finders | 59 | 4.9★ (55) | Lake Ronkonkoma | Sat · Sun | — |
The 417 best pool builders in Lake Ronkonkoma, 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 Holbrook, 3 mi away
62/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 218 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Massapequa, 20 mi away
61/100CR ScoreRanked #3 because of its Google rating and review volume: 4.5★ from 2,882 Google reviews, the most in Lake Ronkonkoma.
Based in Lake Ronkonkoma
60/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.6★ from 226 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Centereach, 27 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 531 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Farmingdale, 17 mi away
60/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 319 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Coram, 7 mi away
60/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 176 Google reviews, listed on Google as “Swimming pool contractor”.
#8 Pool Doctor
Based in East Northport, 10 mi away
60/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.8★ from 604 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Selden, 19 mi away
60/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 109 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Lake Ronkonkoma
59/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 55 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Bohemia, 4 mi away
59/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 213 Google reviews, listed on Google as “Swimming pool contractor”.
#12 Lifeguard LI
Based in Glen Cove, 26 mi away
59/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 159 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Farmingville, 5 mi away
59/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.6★ from 115 Google reviews, listed on Google as “Swimming pool repair service”.
#14 Coversafe, Inc.
Based in Bayport, 10 mi away
58/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 370 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Holbrook, 6 mi away
58/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.5★ from 383 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Commack, 8 mi away
58/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 106 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Ronkonkoma, 3 mi away
58/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 29 Google reviews, listed on Google as “Swimming pool contractor”.
#18 Fresh Blue Pools
Based in West Babylon, 14 mi away
58/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 141 Google reviews, listed on Google as “Swimming pool repair service”.
#19 Provision Pools
Based in Coram, 13 mi away
57/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 55 Google reviews, listed on Google as “Swimming pool contractor”.
#20 Padilla pools
Based in Brentwood, 13 mi away
57/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.8★ from 67 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Holbrook, 4 mi away
57/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.4★ from 215 Google reviews, listed on Google as “Swimming pool contractor”.
#22 iHeart Pools
Based in Holtsville, 5 mi away
57/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Commack, 8 mi away
57/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.9★ from 35 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Holbrook, 5 mi away
57/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.9★ from 69 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Bohemia, 5 mi away
57/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.6★ from 400 Google reviews, listed on Google as “Swimming pool contractor”.
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 417 ranked pool builders here; the rest are on their profiles.
Also serving Lake Ronkonkoma
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 |
|---|---|---|
| ANM Pools & Fence LLC | 4.5★ (2) | 24 mi |
| Aqua-Qual Swimming Pool Co | 5.0★ (2) | 18 mi |
| BANDERA POOL | 5.0★ (2) | 22 mi |
| Five Star Pool Liners Islandia | 3.0★ (2) | 3 mi |
| Imperial Gunite | 5.0★ (2) | 6 mi |
| J&R Pools | 5.0★ (2) | In Lake Ronkonkoma |
| JM Pool Professionals LLC | 5.0★ (2) | 13 mi |
| Li Pools | 5.0★ (2) | 1 mi |
| Lifestyle Swimming Pools and Spa | 3.0★ (2) | 22 mi |
| Northway Pool Servce | 3.5★ (2) | 3 mi |
| Palatial Pools Inc. | 5.0★ (2) | 20 mi |
| pool solutions | 3.0★ (2) | 6 mi |
| Precision Pool Solutions Inc | 1.0★ (2) | 19 mi |
| Prestige Swimming Pools | 3.0★ (2) | 23 mi |
| Quogue Swimming Pool Service, Inc. | 3.0★ (2) | 23 mi |
| Suffolk Elite Marble Dust | 1.0★ (2) | 7 mi |
| Swimming Pools By Jack Anthony | 2.0★ (2) | 18 mi |
| Tony’s D and pool service | 5.0★ (2) | 15 mi |
| Z pool boy | 5.0★ (2) | 7 mi |
| Zorn Labor Supply & Pools | 5.0★ (2) | 20 mi |
How we ranked Lake Ronkonkoma pool builders
We scored 417 Lake Ronkonkoma 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 Lake Ronkonkoma 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 Lake Ronkonkoma: frequently asked questions
Who is the best pool builder in Lake Ronkonkoma?
By CR Score, the highest-ranked pool builder in Lake Ronkonkoma, NY is Bob the Diver with a CR Score of 63/100. It has 5.0★ from 364 Google reviews. It is open 7 days a week. Advantage L.I. (#2) and Island Recreational (#3) follow. We ranked 417 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in Lake Ronkonkoma?
ContractorsRanked ranks 417 pool builders serving Lake Ronkonkoma, NY. 2 of them are based in Lake Ronkonkoma; the rest serve it from nearby towns. Another 20 within 40 mi are listed but not ranked yet. Counts are as of November 2026.
Which pool builders in Lake Ronkonkoma are open 24/7?
31 ranked pool builders in Lake Ronkonkoma post 24/7 hours. The highest-ranked is Long Island Pool Covers (#9). Lifeguard LI (#12) also lists emergency service. Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in Lake Ronkonkoma work on weekends?
271 of 417 ranked pool builders post Saturday hours and 102 post Sunday hours. The highest-ranked open Saturdays are Bob the Diver (#1), Advantage L.I. (#2) and Island Recreational (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Lake Ronkonkoma pool builders have?
The median Google rating among 417 rated pool builders in Lake Ronkonkoma is 4.6★, with a median of 18 reviews. Island Recreational has the most, 2,882 reviews, and ranks #3. 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 Lake Ronkonkoma count in this ranking?
Yes, if they are within 40 mi of the Lake Ronkonkoma 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 Lake Ronkonkoma
- November 2026: CR Scores recalculated for 417 pool builders serving Lake Ronkonkoma.
- November 2026: 2 duplicate listings merged.
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