(636) 391-1117

about us

Trusted Roofing Excellence Since 1972

outstanding service


Allen Roofing & Siding is committed to providing the best possible service and customer experience. This requires us to continuously invest in our business and our team members. We pride ourselves on the experience and knowledge of our team and incredibly strong relationships with our supplier and manufacturer partnerships. These efforts ensure you are in good hands when choosing Allen Roofing & Siding for all your roofing, siding, gutter and tuckpointing needs. Our business was founded in 1972 by Lee Allen. We started working with local homebuilders. Over the years, homeowners started calling for repair and replacement needs. We now operate out of 3 offices located in the St. Louis metro area on both sides of the river in Missouri and Illinois. 


At Allen Roofing & Siding, you can build a career where we invest in your growth and your future.


a history of excellence

Top 100 Roofing Contractors

Top 100 roofing contractor

GAF Certified Contractor

gaf Certified contractor

BBB Torch Award for Ethics

bbb torch award for ethics

HAAG Certified Inspector

HAAG Certified Inspector

West St. Louis County Chamber of Commerce Member
missouri & illinois

Our Locations

From the heart of Missouri to the stretches of Illinois, Allen Roofing & Siding stands as your local expert in roofing excellence. We pride ourselves on being a stone’s throw away from your roofing needs.

Hometown investment

community impact

Allen Roofing & Siding isn’t just about roofs and walls; we’re about the hearts and lives within our community. Our commitment extends beyond the structures we build and repair. By actively engaging in local initiatives and providing employment opportunities, we strive to contribute positively to the economic and social fabric of the St. Louis metro area. From sponsoring youth sports teams to participating in charitable construction projects, we invest in the well-being and future of our neighborhoods. When you choose Allen Roofing & Siding, you’re not just enhancing your home; you’re helping us strengthen the community that builds us all.

in-house equipment

capabilities & Equipment

At Allen Roofing & Siding, our in-house, top-tier equipment is more than just an asset—it’s a value to you. Owning an extensive range of specialized machinery and tools means we can swiftly respond to any job requirement without the extra costs and delays of equipment rental. This not only enhances our agility and responsiveness but also translates into significant cost savings for our clients. By investing in the best equipment in the business, we ensure that your project benefits from both high-quality results and economical pricing.

Our comprehensive in-house equipment fleet eliminates rental fees and delays, which means we can pass those savings directly to you. Efficiency is our priority, and owning our gear is key to providing cost-effective roofing and siding solutions.

Yes, it does. By owning our equipment, we avoid the common pitfalls of rental dependency like availability issues or delivery setbacks, ensuring your project stays on the fast track to completion.

Definitely. Our ready-to-deploy equipment allows us to adapt quickly to any unforeseen needs that may arise during your project, ensuring continuous progress and avoiding potential cost overruns.

Our control over our equipment means we maintain it meticulously, ensuring each piece performs optimally. This results in higher precision work and superior quality finishes on your roofing and siding projects.

recipe for success

Our Process

Welcome to Allen Roofing & Siding, where our process sets the standard for quality and customer satisfaction. Whether you’re inquiring about a small repair or a large project, we guide you through each step with clarity and expertise.


We make it easy. Schedule Your Appointment effortlessly with Allen Roofing & Siding.

Allen Roofing St Louis Full-time Local Team

Inspection and estimates

Discover the Allen Roofing & Siding Difference with Our Thorough Inspections and Accurate Estimates.

Product Selection & Approval

Choose With Confidence: Your Guide to Selecting and Approving the Best Products.

Sample selection at Allen Roofing and Siding


Experience Excellence in Installation and Enjoy Long-Term Peace of Mind with Our Warranty.