Cannonball Pools Inc.
“Emily and the co worker were extremely pleasant/polite to deal with when I was getting a filter for the hot tub cleaned and also the tub analyzed to let me know exactly what I needed to do to the tub!”
Best Swimming Pool Builders in Milton, ON
15 companies listed · 5 in Milton · 8 open weekends · 10 rated 4.5+
Data verified October 18, 2026
Austin Carroll Pool Construction Ltd
“Professional to work with on numerous projects.”
Prestige Outdoor Living
“Oustanding and respectful customer service in every aspect and his team members are hard working and dedicated to their work”
Partridge Fine Landscapes
“They have a warranty on both building structures(we had a deck built) and plantings which gives us assurance after the winter months if something does not survive.”
Hinkley Associates
“I have the prettiest porch on the street as a result of Hinkley's team.”
Backyard Retreat
“The after sales service has been good, getting the chemicals, advice on how to use them and follow ups are what makes the experience that much better.”
The 15 companies listed for Milton, ON build new pools. The construction window is short in this climate, so ask early where you would sit in the schedule and which stages would run into fall if the start date slips by a few weeks.
Area overview: Milton, ON
5 of the 15 companies we list are based in Milton; the other 10 serve Milton from towns including Oakville (17 km), Burlington (22 km) and Acton (19 km). The companies on this page are rated from 4.0 to 5.0 across 1,027 reviews; 7 have 50 or more reviews and 10 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (97%), quality (82%) and responsiveness (78%). The topics that come up most in reviews of the companies on this page are "price" and "cleanliness". 8 are open on Saturdays and 6 on Sundays. The services the companies on this page list most often on their websites are pool closing (3), pool opening (3), pool service (2) and water testing (2). Domain records put 9 websites of the companies on this page at ten or more years old; the oldest dates from 1998. 2 offer financing or payment plans; 3 give free estimates; 1 is family- or locally-owned and 2 list coupons or special offers. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
What can a builder's own website tell me?
All 15 listings here link to a website. Look for completed projects in this climate, the shell types they build, and whether the work is done by their own crews. Galleries are curated, so ask to see a pool that has been through several winters instead of one finished in the summer.
Ultimate Pool Service
“Everything was completed on time which has not always been my experience with other companies.”
Cedar Springs Landscapes
“The guys really went out of their way to make sure we were happy with everything and always kept us in the loop about any delays.”
Simply Pools and Spas
“All the guys from the excavators, to Joe and his guys, to Chris and his guys were all professional, hardworking and could always spare a minute to answer any questions.”
Pro Active Pool Service Inc
“Purchased a pool cleaning package for the season and from the store staff to crews that visit our home, there service is fantastic!”
Safety Fence Ontario
“He is knowledgable and took the time to explain how everything worked and how to properly uninstall and reinstall if ever required.”
Dream Pools Ltd.
“We would differently recommend Dream Pools to anyone thinking of installing a new pool.”
Total Tech Pools and Leisure
“Also helped me out on the phone making sure I was purchasing a part for the right reasons.”
Pool Doctors
“From the dig Crew led by Mike, the landscape crew led by Wil and the finishing crew led by Jon, you will find their main goal is that you are serviced above and beyond.”
Landscape Toronto
“Everything was built and finished ahead of schedule with impeccable attention to detail on the finishes.”
Why these companies made our list
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