From the dock to the deck and everything in between

Decks, Outdoor Living Spaces, Seawall Repair, Underdecking, Patio Covers, Screen Rooms & Contracting

Enhance and Protect Your Home 

Get More Living Space

Over 100+ Years of Experience

Outdoor Living Spaces

From decks and underdecks to screen rooms, patios, patio enclosures, outdoor kitchens, fire pits, and more, we specialize in building beautiful outdoor living spaces.


Whether you need a room or building additions, metal buildings, new home construction, or spray foam insulation, our team has the expertise and experience.

Seawall Repair & Docks

As a member of the Seawall Repair Network, we can help you protect your properties from damage along the shoreline or due to concrete settling. We build and repair docks.

Locally Owned and Operated

RT Construction is centrally located, with the headquarters and manufacturing facility in O’Fallon, Missouri. We service homeowners and businesses in St. Louis metro area, including St. Charles, Chesterfield, O’Fallon, MO, Ballwin, Wildwood, St. Peters, Kirkwood, Creve Coeur, Wentzville, and Maryland Heights. We also serve the entire Lake of the Ozarks area.

We are licensed, insured, and bonded. We follow all local building guidelines and comply with all applicable standards and codes in all our construction projects.

RT Construction remains committed to providing the highest quality products and services to our customers. Let our team and our 100-plus years of construction experience help make your dreams a reality.

Request a free quote today for all your residential and commercial construction projects


What they say

The entire process from Chris bidding the job until the team finished the installation was first class. Friendly, trustworthy, well organized during construction, and spotlessly cleaned up afterward. A wonderful experience with attention to detail all the way. I would highly recommend them to my friends and relatives! Best wishes for your continued success.

Greg Redfield

I was very impressed with the crew, they were polite, knowledgeable of the product, worked very quick and did an excellent job with clean up.

Tonna Winks

Excellent quality, highly reliable, and very responsible. They took care of every permit and Promptly addressed any issue that arose during the process. We are thrilled with the result and very grateful.

Diane Denney

We had Raintight do our under deck. They were highly professional and efficient. The job was completed on time and it was flawless. Their team was pleasant to work with.

Rick Quicke

Having rehabbed 2 homes, I have had a great deal of experience with contractors. The Raintight experience was excellent. The crew arrived on time, were cordial and very knowledgeable. The 4 crew members knocked out the underdeck in record time handling some difficult twists and turns. Priced well. Would strongly recommend

Mary Jo Warren

Why Choose us


Over 25 Years of Experience

Because customers come first, we take pride in the quality of our work, and your satisfaction is guaranteed. Construction can be a very stressful process and knowing that your project is being completed by professionals that take great pride in completing every project on time and on budget is a great relief.  Our unique approach to building using the most efficient and sustainable methods will give you the peace of mind that you chose a contractor that cares about you and your future.  Standing behind our projects for a lifetime is our business. 



kid-safe deck

How to Create a Kid-Safe Deck

Having a deck is a great way to enjoy the outdoors and spend time with family and friends. If you have young kids, you must ensure your deck is as safe as possible. Fortunately, there are several easy ways to create a kid-safe deck. Important Safety Considerations When making your deck safe for children, consider

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How to Create a Kid-Safe Deck
deck materials

How to Choose Decking Materials

Americans are focused on outdoor living more than ever before. According to a recent Houzz survey, more than half of respondents had recently updated their outdoor living space. For many homeowners, their deck is center stage for outdoor living and entertainment. Choosing decking materials is more complicated than ever, but choosing the right ones will

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How to Choose Decking Materials
seawall maintenance and repair

Seawall Repair and Maintenance

One of the biggest challenges of owning a waterfront property is erosion control. Seawalls minimize erosion and serve as a defense between land and water. Seawall repair and maintenance should be top priorities for lakefront property owners. Regular maintenance and timely repairs protect your seawall, your shoreline, and the structures on your lakefront property.What Are

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Seawall Repair and Maintenance

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