65/100CR Score
Ranked #1 because of its Google rating and review volume: 4.6★ from 1,085 Google reviews, the most in Ottawa.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Pool Builders in Ottawa, ON (2026)
70 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Ottawa: Mermaid Pools and Hot Tubs, CR Score 65/100; 4.6★ from 1,085 Google reviews; open 7 days a week.
- 4
Most-reviewed: Mermaid Pools and Hot Tubs, 764 Google reviews at 4.4★, the most of 70 ranked after Mermaid Pools and Hot Tubs; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
70 Ottawa pool builders are ranked here by CR Score, from ten published factors. 2 are open 24/7, 40 open Saturdays and 24 open Sundays, based on posted hours. The median Google rating is 4.7★ across 70 rated businesses.
Top 10 pool builders in Ottawa at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Mermaid Pools and Hot Tubs | 65 | 4.6★ (1,085) | Ottawa | Sat · Sun | Overall |
| 2 | Purewater Total Home Leisure | 63 | 4.5★ (535) | Ottawa | Sat · Sun | — |
| 3 | Puddle Pool Services | 62 | 4.9★ (123) | Ottawa | Sat · Sun · Evenings | — |
| 4 | Mermaid Pools and Hot Tubs | 62 | 4.4★ (764) | Nepean, 9 km away | Sat · Sun | Most reviews |
| 5 | MCI Pools | 61 | 5.0★ (104) | Ottawa | Sat · Evenings | — |
| 6 | PoolZenia Ottawa - Peace of Mind Pool Care | 60 | 4.8★ (129) | Kanata, 20 km away | Sat · Sun · Evenings | — |
| 7 | Piscines Campbell Pools | 60 | 4.3★ (323) | Fallingbrook, 13 km away | Sat · Sun | — |
| 8 | Orleans Hot Tubs and Pools | 59 | 5.0★ (178) | Fallingbrook, 19 km away | Sat | — |
| 9 | Perfect Pools | 59 | 4.8★ (39) | Ottawa | Sat · Sun · Evenings | — |
| 10 | Ottawa Valley Pools | 59 | 4.8★ (41) | Ottawa | Sat · Sun | — |
The 70 best pool builders in Ottawa, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Ottawa
63/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.5★ from 535 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 123 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nepean, 9 km away
62/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.4★ from 764 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#5 MCI Pools
Based in Ottawa
61/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 104 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kanata, 20 km away
60/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.8★ from 129 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fallingbrook, 13 km away
60/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.3★ from 323 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fallingbrook, 19 km away
59/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 178 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa
59/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.8★ 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 Ottawa
59/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.8★ from 41 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nepean, 8 km away
59/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.1★ from 394 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa
59/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 27 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#13 Linerteck Pools
Based in Ottawa
59/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 128 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa
59/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.7★ from 54 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#15 HB Pools
Based in Ottawa
58/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.7★ from 186 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#16 Local Boys Pools
Based in Ottawa
58/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.7★ from 60 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#17 Aqua Patch
Based in Clarence-Rockland, 17 km away
58/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 86 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#18 Poolarama
Based in Ottawa
58/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.5★ from 102 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#19 Perma Pools
Based in Ottawa
58/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.5★ from 32 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#20 JMD Pools
Based in Ottawa
58/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.5★ from 31 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nepean, 24 km away
58/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.7★ from 170 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#22 Rideau Pools
Based in Ottawa
58/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 40 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa
58/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.3★ from 32 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kanata, 20 km away
58/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.3★ from 143 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nepean, 26 km away
57/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 249 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
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 70 ranked pool builders here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Ottawa Home & Garden | 57 | 4.8★ (34) | In Ottawa |
| 27 | Brady’s Pool and Spa Care | 57 | 4.6★ (115) | 15 km |
| 28 | No Hassle Hot Tub & Pool Services Inc. | 57 | 4.9★ (117) | 17 km |
| 29 | AquaConcept | 57 | 4.8★ (51) | 24 km |
| 30 | Piscine Aquaforge | 57 | 5.0★ (19) | 12 km |
| 31 | Ottawa Custom Pools | 57 | 5.0★ (4) | In Ottawa |
| 32 | Swimming Pool Solutions Inc. | 56 | 4.8★ (36) | 14 km |
| 33 | Above Ground Pools Ottawa | 56 | 4.4★ (27) | In Ottawa |
| 34 | Piscines AquaTech Pools | 56 | 4.6★ (78) | In Ottawa |
| 35 | Piscine Okéanos Québec - Gatineau | 55 | 5.0★ (8) | 9 km |
| 36 | Aqua Patch | 55 | 5.0★ (7) | In Ottawa |
| 37 | Guy Robert Landscape & Design | 55 | 4.4★ (41) | In Ottawa |
| 38 | Bernwood Contractors & Consulting Inc. | 54 | 5.0★ (16) | In Ottawa |
| 39 | Joel Evan Pools | 54 | 4.5★ (28) | In Ottawa |
| 40 | Arctic Spa Ottawa | 54 | 3.9★ (64) | 9 km |
| 41 | Shank Pools | 54 | 4.6★ (20) | In Ottawa |
| 42 | Powerplay Pools | 53 | 4.3★ (7) | 20 km |
| 43 | Capital Flame | 53 | 5.0★ (36) | In Ottawa |
| 44 | Edgewater Pools | 53 | 5.0★ (11) | In Ottawa |
| 45 | Benson Pools | 53 | 4.0★ (29) | In Ottawa |
| 46 | Vantage Aquatics | 53 | 4.6★ (13) | In Ottawa |
| 47 | D&R Pools | 53 | 5.0★ (4) | In Ottawa |
| 48 | Kemptville Pool & Spa | 53 | 3.9★ (24) | In Ottawa |
| 49 | Roger Willis Contracting Ltd | 53 | 3.7★ (3) | In Ottawa |
| 50 | balnẽo piscines & spas | 53 | 4.8★ (54) | 41 km |
Also serving Ottawa
20 more pool builders within 64 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| A&Z Interlock | 5.0★ (8) | In Ottawa |
| Balkan Tiles Inc. | In Ottawa | |
| Blackstone Landscaping Ottawa | In Ottawa | |
| Byward Plumber ottawa | In Ottawa | |
| Creative Landscape Designs | 3.5★ (11) | In Ottawa |
| DJ's Pool Services | In Ottawa | |
| Entreprise Sicard | In Ottawa | |
| Floatplane Plumber Orleans | 5.0★ (1) | In Ottawa |
| Ground Formation Xtreme Landscape Construction Inc. | In Ottawa | |
| Jordco Pools | In Ottawa | |
| Jpl Construction Services Inc. | In Ottawa | |
| Marcduboisservices.com | In Ottawa | |
| Master Pool Builders | 5.0★ (1) | In Ottawa |
| Net-Pro Cleaning Ottawa | 5.0★ (6) | In Ottawa |
| Ottawa Pool Installation | In Ottawa | |
| Ottawa Swimming Pool | 5.0★ (1) | In Ottawa |
| Ottawaswimmingpools | 5.0★ (1) | In Ottawa |
| Rainboot Plumber Nepean | 5.0★ (2) | In Ottawa |
| WeatherFix HVAC Inc | 5.0★ (141) | In Ottawa |
| Winterson Lewis | 3.0★ (2) | In Ottawa |
How we ranked Ottawa pool builders
We scored 70 Ottawa 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 Ottawa 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 Ottawa: frequently asked questions
Who is the best pool builder in Ottawa?
By CR Score, the highest-ranked pool builder in Ottawa, ON is Mermaid Pools and Hot Tubs with a CR Score of 65/100. It has 4.6★ from 1,085 Google reviews. It is open 7 days a week. Purewater Total Home Leisure (#2) and Puddle Pool Services (#3) follow. We ranked 70 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in Ottawa?
ContractorsRanked ranks 70 pool builders serving Ottawa, ON. 32 of them are based in Ottawa; the rest serve it from nearby towns. Another 20 within 64 km are listed but not ranked yet. Counts are as of November 2026.
Which pool builders in Ottawa are open 24/7?
2 ranked pool builders in Ottawa post 24/7 hours. Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in Ottawa work on weekends?
40 of 70 ranked pool builders post Saturday hours and 24 post Sunday hours. The highest-ranked open Saturdays are Mermaid Pools and Hot Tubs (#1), Purewater Total Home Leisure (#2) and Puddle Pool Services (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Ottawa pool builders have?
The median Google rating among 70 rated pool builders in Ottawa is 4.7★, with a median of 36 reviews. Mermaid Pools and Hot Tubs has the most, 1,085 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 Ottawa count in this ranking?
Yes, if they are within 64 km of the Ottawa 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 Ottawa
- November 2026: CR Scores recalculated for 70 pool builders serving Ottawa.
- November 2026: 1 duplicate listing merged.
More pool builders and Ottawa pages
Pool builders near Ottawa
- Pool builders in Vanier, ON71 ranked
- Pool builders in Nepean, ON70 ranked
- Pool builders in Queenswood Heights, ON70 ranked
- Pool builders in Kanata, ON68 ranked
- Pool builders in Clarence-Rockland, ON67 ranked
- Pool builders in Hawkesbury, ON11 ranked
- Pool builders in Cornwall, ON12 ranked
- Pool builders in Brockville, ON9 ranked
Other trades in Ottawa
- Roofers in Ottawa165 ranked
- Plumbers in Ottawa167 ranked
- Electricians in Ottawa149 ranked
- HVAC contractors in Ottawa218 ranked
- General contractors in Ottawa357 ranked
- Painters in Ottawa178 ranked
- Landscapers in Ottawa201 ranked
- Handymen in Ottawa86 ranked
- Kitchen remodelers in Ottawa175 ranked
- Bathroom remodelers in Ottawa183 ranked
- Flooring contractors in Ottawa132 ranked
- Tile installers in Ottawa65 ranked
- Drywall contractors in Ottawa32 ranked
- Concrete contractors in Ottawa102 ranked
- Fence contractors in Ottawa123 ranked
- Deck builders in Ottawa139 ranked
- Siding contractors in Ottawa62 ranked
- Window installers in Ottawa86 ranked
- Gutter installers in Ottawa90 ranked
- Insulation contractors in Ottawa51 ranked
- Solar installers in Ottawa20 ranked
- Garage door repair companies in Ottawa33 ranked
- Foundation repair companies in Ottawa69 ranked
- Tree services in Ottawa101 ranked
- Masonry contractors in Ottawa84 ranked
- Water damage restoration companies in Ottawa59 ranked
- Home builders in Ottawa152 ranked
- Demolition contractors in Ottawa57 ranked
- Window cleaners in Ottawa93 ranked
- Pressure washing companies in Ottawa69 ranked
- Pest control companies in Ottawa80 ranked
- Paving contractors in Ottawa77 ranked
- Auto glass repair shops in Ottawa80 ranked
- Septic service companies in Ottawa48 ranked
- Excavating contractors in Ottawa119 ranked
- All contractors in Ottawa