Warehouse Guys
“Grace offered a few video tutorial resource solutions to our problem via email, before dispatching one of their service technicians.”
Best Swimming Pool Builders in London, ON
14 companies listed · 10 in London · 5 open weekends · 9 rated 4.5+ · 1 shows a licence
Data verified October 18, 2026
Custom Leisurescapes
“I did shop around a bit and I also found their pricing to be much more reasonable than other companies and they go that extra mile so I must say overall I highly recommend them, you will not be disappointed!”
Your Pool Guy
“I will make sure to stick with them for any future mattets, where they provided a amazing service with a impressive speed.”
Cracknell Pools & Backyards
“We made some changes along the way as the project unfolded and Brett offered some great advice to really enhance the yard.”
Forest City Pool & Patio Inc.
“We are thankful Markus offered the caretaker and leaf trapper options as living downtown with many trees would have made the our pool a maintenance headache without these options.”
Flandscape
“They answered our ongoing questions throughout the installation and ensured we knew what to expect every step of the way.”
The 14 companies listed for London, 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: London, ON
10 of the 14 companies we list are based in London; the other 4 serve London from Mount Brydges (7 km). The companies on this page are rated from 3.8 to 5.0 across 494 reviews; 2 have 50 or more reviews and 9 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (100%), responsiveness (87%) and quality (83%). The topics that come up most in reviews of the companies on this page are "price" and "communication". 5 are open on Saturdays and 2 on Sundays. 1 shows a licence on its website. 7 have ten or more years of experience, the longest 40 years. 3 offer financing or payment plans; 2 give free estimates; 4 are family- or locally-owned and 1 lists coupons or special offers. We have a website on file for all 14 of the companies on this page; 13 publish a contact page; 11 list a public email and 2 take 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.
What can a builder's own website tell me?
All 14 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.
Accent Landscape and Pools
“Accent Landscape and Pools was the best choice we made when we did our backyard pool renovation.”
Staycation Pools Inc.
“The quality of the work was excellent and we are so happy with the end result!”
TLC Landscaping Design + Pools
Alexander Pool Service
Cutting Edge Pool & Patio Inc.
“They open and close our pool every year and it has been such an easy and enjoyable experience.”
Spencer Pools
“Great bunch of guy's prompt and professional service great price highly recommended”
Professional Pool Services
“We called MANY pool places and Mike came out and replaced our pump and filter and our pool is working great!”
Railway City Pools and Spas
“Obi is not only one of the most professional, reliable and dependable pool contractors, he is a true gentleman!”
Why these companies made our list
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