Swimming Pool Companies in O Fallon, MO

Comprehensive list of swimming pool builders and suppliers in O Fallon, MO offering pool installation, design, construction and maintenance services.

Business Listings

Bi-State Pool Retail is now open! For over ten years Bi-State Pools has been the leader in pool construction, service, repairs, and lifeguard management in the St. Louis & St. Charles area. Bi State Pool Management is here for you.


This does not just apply to the way we treat our clients with the type of courtesy any business should - but to having parts that they need when they need them in the short season we currently have in the St. Louis area. We have been told by many of our manufacturer's reps, that R & S has the biggest inventory of parts in stock. That is more than any other single retailer in the country.


Westport Pools does swimming pool construction, pool renovation and service for domestic pools in the St. Louis area and commercial facilities in Missouri, Kansas, Illinois, Indiana, Iowa, Ohio, Tennessee. The ownership staff of Westport Pools. Westport Pools of Maryland Heights was recently honored with induction into the AQUA 100 Hall of Fame.



We are here to navigate you and your family through the whole process of building and owning and inground swimming pool. From design and construction to your pretty, finished pool, our experts will show you how it's done, and how a Pacific Pool will always be there For Real Life Times.


Replications Unlimited designs, fabricates and installs best quality artificial rockscapes, tree bark and trees, stone textures, architectural elements, displays and themed environments. As in our name - there are no limits of what we can make. Our easy-to-install Swimming Pool Rock Waterfall Series is sure to bring happiness for years to come.

  • High Quailty Pool and Watergarden rock features

Our firm specializes in quality pools and pool products at sensible prices. We are dedicated to building an inviting pool that will add beauty and value to your home. With many sizes and shapes available, you can choose a pool that will turn your ordinary backyard into a stunning escape! Go beyond the basics and select from a range of special additions and products to complement your pool.


Hello and welcome to Little Giant Pool & Spa of St. Louis Missouri. We are a comprehensive swimming pool construction and maintenance firm which has proudly served the surrounding counties since 1984. Our pool technicians and contractors are fully insured and uniformed with lettered trucks.


Clear Blue Swimming Pool Service. is a complete-service pool firm that is tiny enough to provide the finest personalized service in the Greater St. Louis area, yet large enough to guarantee our clients' complete satisfaction.