Keimar Contracting LLC - Logo

We love what we do, and it shows.

St. Charles County and West St. Louis County · Call or Text (636) 200-0973

Home Improvement Services

Home Remodelers and Deck Builders in St Charles, MO

Fully Licensed and Insured

Free Estimates

Serving You Since 1995

Fully Licensed and Insured

Free Estimates

Serving You Since 1995

Call or Text (636) 200-0973

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Transforming Homes with Precision & Care

At Keimar Contracting LLC, we believe that any home can be your dream home. All you need is the right construction company to make improvements. Since 1995, we've provided a range of renovation services for exteriors, basements, kitchens, baths, and more. We even do full room additions in Charles County, MO and the surrounding areas. We'll help you realize the potential of your home!


Our team has over 30 years of experience, and we are committed to doing the job right. We pay attention to all the details to bring your vision to life. Whether you want a fresh outdoor space to entertain in or you want to finally start using that unfinished basement, we can help. Call or text us now for a free estimate. For most projects, we'll have the estimate ready in just a few days after a visit!

At Keimar Contracting LLC, we believe that any home can be your dream home. All you need is the right construction company to make improvements. Since 1995, we've provided a range of renovation services for exteriors, basements, kitchens, baths, and more. We even do full room additions in Charles County, MO and the surrounding areas. We'll help you realize the potential of your home!

Our team has over 30 years of experience, and we are committed to doing the job right. We pay attention to all the details to bring your vision to life. Whether you want a fresh outdoor living to entertain in or you want to finally start using that unfinished basement, we can help. Call or text us now for a free estimate. For most projects, we'll have the estimate ready in just a few days after a visit!

We specialize in premium composite decking, designed for strength, longevity, and minimal upkeep. Our materials resist fading, staining, scratching, and mold growth, ensuring your deck remains beautiful for years.

Our selections of covered decks and patios are intended to enrich your outdoor experience, enabling you to enjoy nature while remaining sheltered from the weather.

We pride ourselves on exceptional craftsmanship and attention to detail in every project, particularly with fireplaces, retaining walls, and stone features.


Transform your basement into a versatile living space for your home with Keimar. Whether you need a home theater, a guest suite, or a playroom for kids, our team will maximize your basement’s potential.

We transform kitchens and baths with exceptional craftsmanship, blending functionality and style. Our attention to detail ensures stunning spaces that elevate your home’s elegance and comfort.

Expand your living space with room additions and garages from ht experts at Keimar. Whether you need an extra bedroom, a home office, or a new garage, our team will design and construct the perfect addition!



Why Choose Keimar Contracting?

We love what we do and it shows!

Choosing Keimar means partnering with a trusted, local expert in home construction. For us, quality is paramount. As a family-owned and family-operated business, we know that our reputation matters. We never cut corners on your home construction project. Hire our deck builders in St Charles, MO today! Request a call.


Plus, we handle the details. Our team is fully licensed and insured. This is for your protection and ours. When we start a project, we handle all the building permits. You just have to handle the details with your HOA, and everything will be good to go for construction!


What work does your home need to shine? From garage additions to kitchen renovations, you can trust Keimar to get the job done. Call or text us now to get started. After a visit with you, we'll get your free estimate ready in just a few days. Our efficiency makes us one of the best deck builders Wentzville, MO has to offer!

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Fully Licensed & Insured

Local & Family-Owned

Fully Licensed and Insured

Local and Family-Owned

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Detail-Oriented

Handling of Permits

Detail-Oriented
Handling of Permits

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30+ Years of Experience

Serving You Since 1995

30+ Years of Experience

Serving You Since 1995

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Here's what our satisfied customers are saying...

At Keimar Contracting LLC, we take pride in providing exceptional home construction services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of Keimar Contracting LLC and let others know what you think.

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