66/100CR Score
Ranked #1 because of its Google rating and review volume: 4.9★ from 442 Google reviews, the most in Calgary.
Best Pool Builders in Calgary, AB (2026)
9 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Calgary: Rocky Mountain Pools and Spas Ltd, CR Score 66/100; 4.9★ from 442 Google reviews; open 7 days a week.
- 3
Most-reviewed: Hot Water LeisureScapes, 152 Google reviews at 4.8★, the most of 9 ranked after Rocky Mountain Pools and Spas Ltd; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
9 Calgary pool builders are ranked here by CR Score, from ten published factors. 6 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 4.8★ across 9 rated businesses.
Top 9 pool builders in Calgary at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Rocky Mountain Pools and Spas Ltd | 66 | 4.9★ (442) | Calgary | Sat · Sun | Overall |
| 2 | PLATINUM Pool & Spa Services Ltd | 63 | 4.9★ (99) | Calgary | Sat · Sun · Evenings | — |
| 3 | Hot Water LeisureScapes | 61 | 4.8★ (152) | Airdrie, 28 km away | Sat · Sun | Most reviews |
| 4 | Trevi Pools & Spas Calgary | 59 | 4.5★ (82) | Calgary | Sat | — |
| 5 | Hot Water LeisureScapes | 59 | 4.8★ (36) | Calgary | Sat | — |
| 6 | MOSAIC POOL AND SPA SERVICE | 58 | 5.0★ (13) | Calgary | Sat | — |
| 7 | Oasis Pools & Spas Ltd | 56 | 4.2★ (33) | Calgary | — | — |
| 8 | Holiday Pools | 54 | 4.0★ (13) | Calgary | — | — |
| 9 | Master Pools by Dominion Pools Canada Inc. | 53 | 3.7★ (6) | Calgary | — | — |
The 9 best pool builders in Calgary, 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 Calgary
63/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 99 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Airdrie, 28 km away
61/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 152 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Calgary
59/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.5★ from 82 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Calgary
59/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.8★ from 36 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Calgary
58/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Calgary
56/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.2★ from 33 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Calgary
54/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.0★ from 13 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Calgary
53/100CR ScoreRanked #9 because of its Google rating and trade focus: 3.7★ from 6 Google reviews, listed on Google as “Swimming pool contractor”.
How we ranked Calgary pool builders
We scored 9 Calgary 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 2, 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 Calgary 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 Calgary: frequently asked questions
Who is the best pool builder in Calgary?
By CR Score, the highest-ranked pool builder in Calgary, AB is Rocky Mountain Pools and Spas Ltd with a CR Score of 66/100. It has 4.9★ from 442 Google reviews. It is open 7 days a week. PLATINUM Pool & Spa Services Ltd (#2) and Hot Water LeisureScapes (#3) follow. We ranked 9 pool builders on ten factors, last updated November 2, 2026.
How many pool builders are there in Calgary?
ContractorsRanked ranks 9 pool builders serving Calgary, AB. 8 of them are based in Calgary; the rest serve it from nearby towns. Counts are as of November 2026.
Which pool builders in Calgary work on weekends?
6 of 9 ranked pool builders post Saturday hours and 3 post Sunday hours. The highest-ranked open Saturdays are Rocky Mountain Pools and Spas Ltd (#1), PLATINUM Pool & Spa Services Ltd (#2) and Hot Water LeisureScapes (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Calgary pool builders have?
The median Google rating among 9 rated pool builders in Calgary is 4.8★, with a median of 36 reviews. Rocky Mountain Pools and Spas Ltd has the most, 442 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 Calgary count in this ranking?
Yes, if they are within 64 km of the Calgary city centre, 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 Calgary
- November 2026: CR Scores recalculated for 9 pool builders serving Calgary.
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