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Commercial Roofing Services
Reliable commercial roofing solutions designed for long-term performance, safety, and minimal disruption to your operations. We work with property owners, facility managers, and general contractors to install, repair, and maintain commercial roofing systems across a wide range of building types.
From urgent leak repairs to full roof replacement and restoration, our team delivers professional commercial roofing services built to protect your investment. Backed by 30 years of service, Commercial Flat Roof Company has fine-tuned service processes for industrial and commercial roofing utilizing the industry's latest technologies at an affordable price.
Full-Service Commercial Roofing Contractor
We provide comprehensive commercial roofing services for new construction, existing buildings, and aging roof systems. Our capabilities cover the full lifecycle of a commercial roof, allowing us to recommend solutions based on performance, budget, and long-term goals — not a one-size-fits-all approach. Each service is performed by experienced commercial roofing professionals with a focus on durability, code compliance, and long-term value.

1-5 Year Warranty Coverage
Repair all cracks and openings in roof.

3-10 Year Warranty Coverage
Repair all cracks and openings in roof and apply a protective covering.

10-20 Year Warranty Coverage
Apply new rolled roofing membrane over top of existing roof.

10-25 Year Warranty Coverage
Remove existing commercial roof and replace completely.
Commercial Roof Coatings & Restoration Solutions
Commercial roof coatings are a key restoration solution used to extend roof life, improve energy efficiency, and delay full replacement when existing systems remain structurally sound. Coating systems are evaluated based on roof condition, material compatibility, and long-term performance expectations.

Commercial Roofing Systems & Materials
Commercial buildings require roofing systems engineered for large roof areas, constant weather exposure, and ongoing operational use. We install and service proven commercial roofing systems selected to match each facility’s structure, performance requirements, and long-term goals.
Our commercial roofing systems include:

TPO roofing systems are widely used on commercial buildings due to their durability, energy efficiency, and heat-welded seams. These membranes provide reliable performance across large flat and low-slope roof areas.

Modified bitumen roofing systems combine asphalt-based materials with reinforced membranes to create a durable commercial roofing solution. These systems are commonly used on flat roofs where strength and flexibility are required.

PVC Roofing
PVC roofing systems offer strong resistance to chemicals, grease, and moisture, making them a durable option for many commercial applications. PVC membranes are heat-welded to create watertight seams and long-term performance.

Built-Up Roofing
Built-up roofing systems use multiple layers of reinforced materials to create a durable and time-tested commercial roof assembly. This system provides excellent protection for large, flat commercial roof surfaces.

Foam roofing systems are applied as a seamless layer that provides insulation and waterproofing in a single application. Foam roofs are often used to improve energy efficiency and restore aging commercial roof systems.
Flat & Low-Slope Roofing for Commercial Buildings
Many commercial properties rely on flat and low-slope roofing systems due to their ability to support large roof footprints, rooftop equipment, and efficient drainage design. These roofing configurations are commonly used on warehouses, manufacturing facilities, office buildings, retail centers, and multi-tenant commercial properties where accessibility and performance consistency are critical.
Flat roofing is a core capability within our commercial roofing services, allowing us to install, repair, and maintain a wide range of flat roof systems across multiple materials and applications. From single-ply membranes to multi-layer assemblies, each flat roofing solution is evaluated based on building use, structural considerations, energy efficiency goals, and long-term maintenance planning.
Because flat roofing encompasses several system types, proper design, installation, and ongoing service are essential to performance and longevity. Our experience across flat roofing materials ensures each commercial roof is matched with the appropriate system and service strategy.
Metal Roofing Systems for Commercial & Industrial Buildings
Metal roofing systems are used on commercial and industrial buildings where durability, structural performance, and long service life are priorities. These systems are commonly installed on facilities with large roof spans, exposure to harsh weather conditions, or operational requirements that benefit from panelized construction.
Commercial metal roofing may include standing seam panels and structural metal assemblies designed to support energy efficiency, low maintenance requirements, and long-term asset planning. System selection is based on building design, slope, and performance expectations rather than a one-size-fits-all approach.
Metal roofing is often utilized alongside other commercial roofing systems across mixed-use portfolios, particularly for warehouses, manufacturing facilities, and specialized commercial buildings.
Commercial Roofing for All Facility Types
We work across a wide range of commercial and industrial facilities, each with unique operational and structural requirements. Our team understands how roofing decisions affect building use, tenant safety, and long-term maintenance planning.
Why Choose Commercial Flat Roof Company:
Timely Service
We value our customer's time and the often immediate need for commercial roofing repair, restoration or replacement, prompting us to execute our services as quickly as possible so commercial properties can continue operating as normal.
Leak Free Guaranteed
In the unlikely event that your roof would leak following service, Commercial Flat Roof Company issues a Leak Free Guarantee as we are confident in our experienced abilities to prevent or stop roof leaks as well as our trustworthiness.
Highest Quality Craftsmanship
No matter the condition of a commercial roof, our roofing professionals pride themselves on providing the most durable, waterproof solutions built to withstand the years to come.
Up to 20 Year Roof Warranty
Our newly installed flat roofs come with a 20 year warranty for your peace of mind. Or, we can work to customize a roof warranty at a lesser cost and time frame to suit what is best for your commercial property.
Emergency Roofing Services
Often times, heavy rainfall or destructive winds cause an immediate need for commercial roofing repair to prevent as much damage as possible. Commercial Flat Roof Company provides 24 hour emergency roofing and service to assist during these crucial times.
Serving St. Louis and Chicago Surrounding Areas
Commercial Flat Roof Company services not only St. Louis and its surrounding areas in Missouri, but also in Illinois for those Chicago area commercial properties in need of quality workmanship.
Testimonials
Throughout the past 30 years, we have had the opportunity to service numerous commercial and industrial properties. Their kind words showcase our quality of work, service, and industry knowledge.
Schedule a Free Evaluation
To get started today, schedule your free roof evaluation below! Our professional team of flat and metal roofers can develop a commercial roofing solution with your time and budget in mind.












