64/100CR Score
Ranked #1 because of its Google rating and review volume: 4.7★ from 285 Google reviews, the most in Sun Prairie.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Pool Builders in Sun Prairie, WI (2026)
24 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Sun Prairie: Bachmann Pools, Spas & Saunas, CR Score 64/100; 4.7★ from 285 Google reviews; open 7 days a week.
- 5
Most-reviewed: Nelson's HomeTowne Recreation, 220 Google reviews at 4.2★, the most of 24 ranked after Bachmann Pools, Spas & Saunas; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
24 Sun Prairie pool builders are ranked here by CR Score, from ten published factors. 11 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.5★ across 24 rated businesses.
Top 10 pool builders in Sun Prairie at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Bachmann Pools, Spas & Saunas | 64 | 4.7★ (285) | Madison, 10 mi away | Sat · Sun | Overall |
| 2 | Patio Pleasures Pools & Spas | 63 | 4.8★ (183) | Sun Prairie | Sat | — |
| 3 | Patio Pleasures Pools & Spas | 60 | 4.8★ (181) | Madison, 17 mi away | Sat | — |
| 4 | New Wave Pools, | 59 | 4.1★ (39) | Sun Prairie | Sat · Sun | — |
| 5 | Nelson's HomeTowne Recreation | 56 | 4.2★ (220) | Janesville, 34 mi away | Sat · Sun | Most reviews |
| 6 | Waterman Inc | 56 | 4.8★ (102) | Oconomowoc, 38 mi away | Sat | — |
| 7 | Recreational Concepts Inc | 55 | 4.0★ (137) | Oregon, 20 mi away | Sat | — |
| 8 | Sonco Pools and Spas | 55 | 5.0★ (14) | Madison, 8 mi away | Sat | — |
| 9 | Bob's Pool Builders Inc. | 55 | 5.0★ (41) | Oconomowoc, 34 mi away | — | — |
| 10 | Brinkmann Fiberglass Pools | 54 | 4.9★ (113) | Oconomowoc, 38 mi away | — | — |
The 24 best pool builders in Sun Prairie, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Sun Prairie
63/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 183 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Madison, 17 mi away
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 181 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sun Prairie
59/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.1★ from 39 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Janesville, 34 mi away
56/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.2★ from 220 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#6 Waterman Inc
Based in Oconomowoc, 38 mi away
56/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.8★ from 102 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oregon, 20 mi away
55/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.0★ from 137 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Madison, 8 mi away
55/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oconomowoc, 34 mi away
55/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 41 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Oconomowoc, 38 mi away
54/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 113 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sun Prairie
54/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Madison, 13 mi away
53/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.4★ from 27 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Madison, 9 mi away
53/100CR ScoreRanked #13 because of its Google rating and trade focus: 3.9★ from 27 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sun Prairie
52/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Watertown, 28 mi away
52/100CR ScoreRanked #15 because of its Google rating and trade focus: 3.7★ from 11 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Beaver Dam, 24 mi away
52/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.2★ from 37 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#17 Malibu Pools
Based in Middleton, 18 mi away
51/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.3★ from 12 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cottage Grove, 20 mi away
51/100CR ScoreRanked #18 because of its Google rating and review volume: 4.9★ from 108 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middleton, 16 mi away
49/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fort Atkinson, 30 mi away
48/100CR ScoreRanked #20 because of its Google rating and trade focus: 3.3★ from 3 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Janesville, 34 mi away
47/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.5★ from 6 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Verona, 20 mi away
47/100CR ScoreRanked #22 because of its Google rating and review volume: 4.0★ from 101 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Janesville, 32 mi away
46/100CR ScoreRanked #23 because of its Google rating and review volume: 4.9★ from 40 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#24 Trager LLC
Based in Baraboo, 36 mi away
43/100CR ScoreRanked #24 because of its Google rating and review volume: 3.4★ from 30 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Also serving Sun Prairie
8 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 |
|---|---|---|
| All Service Specialists | 11 mi | |
| Horizon Pool Services | 5.0★ (1) | 39 mi |
| Madison Pool Services LLC | 12 mi | |
| Midwest Pool UV Systems Inc | 16 mi | |
| Pools and Liners Plus | 34 mi | |
| Quality Pool & Spa Service LLC | 3.0★ (2) | 35 mi |
| Roenneburg Pool Services | 36 mi | |
| Schills Construction | 5.0★ (2) | 38 mi |
How we ranked Sun Prairie pool builders
We scored 24 Sun Prairie 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 Sun Prairie 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 Sun Prairie: frequently asked questions
Who is the best pool builder in Sun Prairie?
By CR Score, the highest-ranked pool builder in Sun Prairie, WI is Bachmann Pools, Spas & Saunas with a CR Score of 64/100. It has 4.7★ from 285 Google reviews. It is open 7 days a week. Patio Pleasures Pools & Spas (#2) and Patio Pleasures Pools & Spas (#3) follow. We ranked 24 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in Sun Prairie?
ContractorsRanked ranks 24 pool builders serving Sun Prairie, WI. 4 of them are based in Sun Prairie; the rest serve it from nearby towns. Another 8 within 40 mi are listed but not ranked yet. Counts are as of November 2026.
Which pool builders in Sun Prairie work on weekends?
11 of 24 ranked pool builders post Saturday hours and 4 post Sunday hours. The highest-ranked open Saturdays are Bachmann Pools, Spas & Saunas (#1), Patio Pleasures Pools & Spas (#2) and Patio Pleasures Pools & Spas (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Sun Prairie pool builders have?
The median Google rating among 24 rated pool builders in Sun Prairie is 4.5★, with a median of 38 reviews. Bachmann Pools, Spas & Saunas has the most, 285 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 Sun Prairie count in this ranking?
Yes, if they are within 40 mi of the Sun Prairie 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 Sun Prairie
- November 2026: CR Scores recalculated for 24 pool builders serving Sun Prairie.
More pool builders and Sun Prairie pages
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