Top Quality Exteriors works on Frontenac’s large custom homes along Clayton Road, Conway, and the Geyer corridor. Slate, cedar shake, designer shingles, and fiber cement trim built for these complex rooflines.
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We’ve worked on Frontenac homes from Clayton Road and Jaccard Lane through the Conway and Geyer corridors, where one-acre lots, French Provincial facades, and complex multi-gable rooflines are the norm. Most of these homes were built between the 1950s and 1980s, which means aging cedar fascia, soffit rot under heavy tree shade, and roof valleys that quietly fail before the shingle field does. Top Quality Exteriors was founded in 2022 by Mario Granados, with 7+ years of industry experience across St. Louis County guiding every Frontenac project.
(314)-618-8888
Top Quality Exteriors is licensed in Missouri, BBB A+ accredited, Owens Corning Preferred, and a James Hardie Alliance member.

Certificate of Insurance – Missouri
General liability coverage of $1M+ — fully insured for every project we take on across the State of Missouri.
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Certificate of Insurance – Illinois
General liability coverage of $1M+ — fully insured for every project we take on across the State of Illinois.
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OSHA Safety Certified
Our team is OSHA-certified, meeting federal workplace safety standards on every job site — protecting both our crew and your property.
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OSHA Safety Certified
Our team is OSHA-certified, meeting federal workplace safety standards on every job site — protecting both our crew and your property.
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Illinois Contractor License
Licensed Roofing Contractor in the State of Illinois — License No. 104020698, regulated and verified.
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Owens Corning Preferred Contractor
Recognized as a preferred installer of Owens Corning roofing systems — delivering manufacturer-backed quality and warranties.
View CertificationFull tear-offs on Frontenac's 1950s–1980s homes include synthetic underlayment, ice-and-water shield at the eaves, and balanced attic ventilation built to the city's adopted 2021 IRC code.
We chase the actual leak source on Frontenac roofs — flashing failures at valleys, cracked pipe boots, and shingle splits under tree-canopy debris — rather than just patching the visible drip.
When a Frontenac storm punctures a roof at 2 a.m., our 24/7 emergency line is staffed. Crews stop the active leak, dry the attic, and protect plaster ceilings and hardwood floors below.
Drone-assisted Frontenac roof inspections document granule loss, valley wear, soft decking, and tree-limb abrasion — useful for pre-sale due diligence and storm-claim filings on bigger roofs.
From French Provincial homes off Conway Road to brick ranches on Jaccard Lane, our residential Frontenac roofing crews match design intent — gable lines, copper accents, designer-shingle colors.
Small commercial buildings around Plaza Frontenac and the Lindbergh corridor get TPO, modified bitumen, and standing-seam metal systems installed to spec, with tenants kept working through it.
After the late-May 2025 EF3 winds and spring hail, Frontenac roofs needed real documentation. We photograph every slope, meet your adjuster on-site, and rebuild with impact-rated materials.
Heavy-duty tarps go down on Frontenac roofs within hours — battened to rafters, not stapled to shingles — to keep wind-driven rain off insulation, drywall, and the home's interior finishes below.
Class 4 impact-resistant designer asphalt shingles in slate-look and cedar-look profiles match Frontenac's French Provincial homes while standing up to the metro's recurring hail seasons.
Standing-seam metal suits Frontenac's prominent, steep custom rooflines well — 50-year lifespans, hidden fasteners, and matte finishes that complement limestone and brick exteriors beautifully.
Frontenac has a higher share of slate roofs than most metro cities. We restore, match, and replace natural and synthetic slate with copper flashing details and proper headlap for long service.
Clay and concrete tile roofs on Frontenac's Mediterranean-influenced custom homes get installed and repaired with proper battens, breathable underlayment, and flashing built for the climate.
Low-slope sections on Frontenac additions and pool houses get heat-welded TPO membrane with tapered insulation for drainage, full perimeter details, and manufacturer-backed system warranties.
New siding installs on Frontenac homes start with house wrap, flashed window openings, and proper rain-screen detailing — finished with James Hardie or LP SmartSide trim built to last decades.
Cracked panels, woodpecker holes, and storm-blown sections on Frontenac homes get color-matched replacements installed cleanly so the repair disappears into the wall instead of flagging itself.
Hail dents vinyl, cracks fiber cement, and tears flashing loose on Frontenac walls. We document the strike pattern, coordinate with your insurer, and rebuild from the sheathing outward.
When wind strips siding off a Frontenac wall, exposed sheathing soaks moisture fast. Our crews wrap the opening with heavy-mil plastic and battens within hours to protect the wall cavity inside.
Premium .046 vinyl gives Frontenac homeowners a low-maintenance exterior with strong wind ratings and dozens of colors — a sensible choice for outbuildings, dormers, and select rear elevations.
James Hardie ColorPlus fiber cement fits Frontenac's French Provincial and Traditional homes — noncombustible, color-locked for 15 years, and a real upgrade from the aging wood trim it replaces.
Fiber cement from James Hardie, Allura, or Nichiha handles Missouri's freeze-thaw cycles, hail, and humidity better than wood or vinyl. We install with manufacturer-spec flashing at every joint.
LP SmartSide engineered wood gives Frontenac homes real-wood warmth with treated strand technology that resists impact, moisture, and pests — a clean fit for board-and-batten or lap designs.
Insulated vinyl adds R-value to Frontenac's older brick-and-frame homes, lowering heat bills while delivering a thicker, more impact-resistant panel that handles spring hail better than vinyl.
Frontenac's mature tree canopy means storm calls often involve limb-fall punctures and structural decking damage on top of hail bruising. We document everything, then rebuild it properly.
We work across every part of Frontenac — Frontenac Estates, Jaccard Lane, Clayton Terrace, West End Park, and Ballantrae, plus the winding streets off Geyer Road and larger custom homes along Conway Road. The housing here is almost entirely detached single-family on one- to three-acre lots, with French Provincial, Traditional, and Colonial designs built from the 1950s through the 1980s. That era means complex multi-gable rooflines, lots of valleys and flashing detail, and aging cedar fascia under heavy tree canopy. St. Louis averages three to five significant hail events per year, and the late-May 2025 EF3 tornado damaged roughly 5,000 county properties. We’re a short run down Lindbergh Boulevard from Plaza Frontenac, which keeps response times tight on emergency calls. You get the same project lead from first inspection through final cleanup.
Call (314) 618-8888 or send a message, and we’ll schedule a free on-site visit at your Frontenac home within 48 hours. You’ll get clear pricing, a realistic timeline, and zero pressure to sign on the spot.
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Frontenac homeowners come back to us for careful work around mature trees, clean job sites, and craftsmanship that matches the home.
EXCELLENT Based on 17 reviews Posted on Google cdswolfTrustindex verifies that the original source of the review is Google. Mario and his crew did an excellent job transforming our roof. They communicated with us throughout the process and sent daily pictures. His crew were very hard working and professional and cleaned up as they worked leaving our house looking good! We would highly recommend his company.Posted on Google Kimberly AdamsTrustindex verifies that the original source of the review is Google. I cannot say enough good things about Quality Exteriors, they are professional, work very hard to make sure you are pleased with the service. Professional job from beginning to end. It turned out Beautiful.Posted on Google Doug WhitfordTrustindex verifies that the original source of the review is Google. Some squirrels decided to chew a hole in my roof, so I made a post on Nextdoor looking for help. Mario from Top Quality Exteriors responded within minutes and offered to come out the same day to inspect the damage. During his inspection, he also identified significant hail damage to my roof that I wasn’t aware of. Thanks to Mario’s expertise, my insurance claim was approved for a full roof replacement. From start to finish, Mario and Mary made the entire process incredibly easy and stress-free. Their communication, professionalism, and attention to detail exceeded all of my expectations. The new roof looks fantastic, and I couldn’t be happier with the experience. I highly recommend Top Quality Exteriors to anyone in need of roof repairs or a new roof. They truly go above and beyond for their customersPosted on Google Orlando WoolfolkTrustindex verifies that the original source of the review is Google. Mario and his team were phenomenal from start to finish. Walked me through the entire process, explained the work that would be done and completed my entire roof of removing shingles to installing new, all in two days! Best contractor I’ve worked with thus far.Posted on Google Maria CarterTrustindex verifies that the original source of the review is Google. Top Quality is the best company ever. They are so officiate in getting the job done. They work with you in getting what you need and are quick to respond with the insurance company. Their team is excellent. They are a 5 star company. I would recommend this company to everyone. Thank you Top Quality Exteriors for getting my roof with excellent.Posted on Google Allan LewisTrustindex verifies that the original source of the review is Google. Tackled a small fascia and soffit job for me extremely fast. Most exterior companies are only interested in the big insurance roof replacement jobs. In and out in less than 24 hours after contacting them. Happy with the results.Posted on Google PRTrustindex verifies that the original source of the review is Google. fascia and siding new. They did an excellent job, very thorough. They cleaned up, you couldn't even tell they were here. We will be hiring them again.Verified by TrustindexTrustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more
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