Trusted Castro Valley Roofing Contractor. GAF Certified

Owens Corning Duration shingles with SureNail technology rated to ASTM D3462 and D7158 Class H wind resistance. Our Castro Valley crews install TruDefinition Duration in a full Owens Corning system. ProArmor synthetic underlayment, VentSure ridge vent, and Starter+ starter strip. Preferred Protection warranty included.

We repair every type of roofing. Asphalt shingles, metal panels, flat membranes, tile. Our guys carry the materials on the truck. Most repairs are same-day once we're on site.

Wind speeds over 60 mph cause shingle tab lift and seal failure. Hail over 1" diameter causes fractures through the shingle mat to the fiberglass reinforcement. Our HAAG-trained inspectors know the difference between cosmetic damage and functional damage. That distinction determines your insurance payout.

Building a new home in Castro Valley? Our crew works directly with your GC or we self-perform. We handle everything from the decking up: underlayment, ventilation design, material installation, and final inspection.

Metal roofing costs more upfront at $12-$22 per sq ft installed in Castro Valley compared to $4-$8 for shingles. But it lasts 2-3x longer and your energy bills drop 15-25%. Math works out over time.

Your shingle choice determines your warranty, your curb appeal, and how your roof handles California weather. We'll show you samples, explain the differences, and let you pick what fits your budget. No pressure.

A flat roof that's ponding water is a flat roof with a problem. We install tapered insulation systems to create positive drainage to your scuppers or interior drains. No more standing water after rain.

Modified bitumen (mod-bit) is still the best choice for high-traffic commercial roofs in Castro Valley. We torch-apply SBS-modified base and cap sheets over properly primed concrete or approved decking. Two-ply mod-bit systems carry 20-year NDL (No Dollar Limit) warranties through GAF, Firestone, or Johns Manville. NRCA member. We follow the manual.

If your gutters overflow during rain, they're either clogged, undersized, or pitched wrong. Sometimes all three. We'll assess the issue and fix it. Might be a cleaning, might be a replacement.

Infrared moisture scanning available for Castro Valley commercial and flat roof inspections. Thermal imaging locates trapped moisture in the insulation layer without cutting core samples. We use Flir E8 cameras to map wet areas, then core sample only the suspect zones to confirm. Saves time, reduces disruption, and gives you a precise repair scope instead of a guess.

Tree through the roof at 2 AM? Active leak flooding your kitchen? Call (877) 586-1316. We answer after hours for emergencies. Our Castro Valley emergency crew can be on-site within hours.

Skylight replacement is often better than repair on units over 15 years old. VELUX FCM curb-mount replacement skylights install on the existing curb frame. No structural modification needed. Low-E laminated glass with argon fill for energy efficiency. Solar-powered blinds available for light control. VELUX No Leak guarantee when installed with the complete flashing system. Your Castro Valley home gets more light, better insulation, and a proper warranty.