West Cove Pools
“They also provided an excellent step by step guide for preventive maintenance.”
Best Swimming Pool Builders near Oshawa, ON
3 of these companies are based in Oshawa; the others serve Oshawa from towns including Ajax (16 km), Whitby (8 km) and Ashburn (11 km).
5 open weekends · 12 rated 4.5+
Data verified October 18, 2026
Aquatics Plus Toronto
“Adam is a fantastic with pools/ hot tubs he has helped me so much and taught me last couple of years and now I can do it on my own.”
Durham Pool & Spa Services
“Always arrive as scheduled and finish the job as agreed upon…go the extra mile to give good service.”
Colonial Pools & Recreation
“For the last 2 years, I have had Colonial Pools open and close my pool every year and the store is my "GO TO" store for chemicals, equipment and water testing.”
Pristine Pools
“Even though I have to wait for the schedule for first day which today to fit me in, but the quality of their service more than makes up for it.”
Porter Landscaping
“We are very happy with the quality of the finished product and Jason was very professional to deal with throughout the process.”
The 15 companies listed for Oshawa, 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: Oshawa, ON
The 15 companies on this page are rated from 3.7 to 5.0 across 433 reviews; 3 have 50 or more reviews and 12 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (93%), quality (90%) and responsiveness (75%). 5 are open on Saturdays and 3 on Sundays. The services the companies on this page list most often on their websites are pool inspections (2), pool liners (2), pool maintenance (2) and pool safety covers (2). Domain records put 5 websites of the companies on this page at ten or more years old; the oldest dates from 2003. 1 offers emergency call-outs; 1 offers financing or payment plans; 5 give free estimates and 1 lists coupons or special offers. We have a website on file for 13 of the companies on this page; 10 publish a contact page; 10 list a public email and 1 takes bookings online. 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.
Does a pool builder need to be nearby?
3 of the 15 listings are based in Oshawa; the others are within 25 km. Builders cover wide territory in this trade. What matters is how far they will drive for warranty work years after the deposit cleared, so ask that plainly.
Poolstepspecialists.com
“And just wanted to let you know how pleased we were with his dedication and hard work which led to an excellent job on the rejuvenation of our pool steps.”
Avoca Pools Ltd.
“Andrew and Mark were always professional and when we had questions that we thought were problems they provided detailed and calculated solutions make the process with Avoca Pools a fantastic experience.”
Scenic View Landscaping Inc.
“Warren and his crew totally transformed our backyard with a pool, shuffleboard covered patio and hot tub.”
Baun Landscapes
“The end result was spectacular and we are planning to have them back in the spring to renovate our back yard.”
Nottingham Pools Ltd.
“The team is prompt in responding to messages and provides answers to our questions in a timely manner.”
Elite Pool Design
“I had been wanting to with with Elite Pools from a few years back and finally had the opportunity to do so and couldn't be more impressed with what they delivered.”
Dynamic Plus Pool Construction
“Mike and his team have been opening and closing my pool for years and always do an amazing job.”
Inline Landscaping Inc.
Legion Pools
“I had a fantastic experience with Legion Pools.”
Why these companies made our list
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