Who Are We?
At Brody Allen Exteriors, we believe every successful project starts with listening. We take the time to understand your goals, your concerns, and your vision. Whether you’re dealing with storm damage or dreaming of a new look for your home, our team will walk you through every step with clear communication and zero pressure.
We use only high-quality materials and proven installation techniques to ensure lasting results. And most importantly, we treat your home like it’s our own. With Brody Allen, you get more than a contractor, you get a trusted partner.
From our roots in Lake St. Louis, MO, we’ve grown to proudly serve homeowners across the region, including O’Fallon, IL, Springfield, MO, and Fayetteville, AR. No matter where you are, you can expect the same honest recommendations, personal attention, and craftsmanship we’ve built our reputation on.
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Over 240 Five Star Reviews
Weβre proud of the reputation weβve built in St. Charles, Chesterfield, and beyond. Our reviews reflect our commitment to delivering exceptional results, clear communication, and a stress-free experience. Ready to start your project? Fill out our quick form and our team will follow up the same day (or the next business day if itβs after hours).
Meet Our Leaders
Choosing a roofing contractor is one of the most important decisions youβll make for your home. Thatβs why we keep things personal. As a family-owned business, weβre driven by values; honesty, reliability, and a job done right the first time.

Stephen Maassen
Owner
With over a decade of roofing experience, Stephen is committed to delivering five-star service on every project. His leadership sets the tone for everything we do.

Katie Maassen
Office Manager
Katie plays a vital behind-the-scenes role in keeping our roofing company organized, compliant, and running efficiently. She focuses on managing administrative systems, documentation, and internal processes that support our field crews, leadership team, and overall operations.

Adam Dunston
Director of Sales
Adam works closely with homeowners to understand their needs and provide the right solutions. His knowledge and easygoing approach help take the stress out of home repairs.
How We Started
Brody Allen Exteriors was founded with a simple goal: give homeowners a better experience. We saw too many people being left in the dark by contractors who didnβt return calls, didnβt explain the process, and didnβt stand by their work. We decided to change that.
From day one, weβve focused on clear communication, honest recommendations, and doing the right thing, even when no oneβs looking. Today, we continue to grow thanks to word-of-mouth and repeat customers who appreciate our no-nonsense approach and dependable results.
βWe started this company to build something lastingβfor our family and yours.β
– Stephen Maassen
Get Started Today
Your home deserves to be protected by a roof thatβs built to last. Whether youβve noticed signs of damage or just want peace of mind before storm season hits, weβre here to help. Our team will walk you through every step, from inspection to installation, with transparency and care.
Schedule your free inspection today and take the first step toward a safer, stronger home.
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