Commercial & Residential Roofing in West Covina, CA - Roof Replacement & Re-Roofing Done Right
Rosemead Superior Roofing brings 28 years of industry expertise to West Covina, a thriving city of 109,501 residents located 19 miles east of downtown Los Angeles. As GAF Master Elite Contractors serving the eastern San Gabriel Valley, we specialize in heat-resistant roofing, Title 24 compliant cool roof installations, Santa Ana wind-resistant systems, and emergency leak detection crucial for this Mediterranean climate zone. Our seamless waterproofing techniques using Owens Corning and CertainTeed materials are specifically engineered to withstand West Covina's summer temperatures exceeding 73°F, while our thermal insulation upgrades and UV damage restoration services extend roof longevity in this challenging environment.
With our C-39 Roofing Contractor License and comprehensive insurance coverage—including $5M+ umbrella liability and workers' compensation—we deliver Duro-Last PVC commercial solutions and Boral Mediterranean-style tile repairs throughout the city's 16.04 square miles. Our technicians employ advanced infrared moisture scanning and drone inspections to identify hidden issues across West Covina's diverse property landscape. From protecting historical buildings dating to the city's 1923 incorporation to installing Eagle Roofing Products on newer developments, we provide solar-ready roof preparation and specialized storm damage repair services that address the unique needs of all five city districts.

Commercial Roof Replacement Services
Our commercial roof replacement services in West Covina address the unique challenges faced by local businesses operating in this dynamic San Gabriel Valley community. From retail establishments at Plaza West Covina to industrial facilities near the Sportsplex, we provide customized roofing systems designed to withstand intense UV exposure while meeting stringent California building codes.
Flat Roof Replacement Expertise
Our commercial flat roof replacements address the unique challenges faced by West Covina businesses, where proper drainage and heat resistance are essential for roof longevity. We specialize in built-up roofing (BUR), modified bitumen, and single-ply membranes, offering each client a detailed assessment to determine whether recovering the existing roof or performing a complete tear-off provides the most cost-effective solution.
Our commercial clients benefit from our 30-year warranty on flat roofs—exceptional protection that reflects our confidence in material quality and installation expertise. We develop detailed project schedules for West Covina's bustling commercial areas, including its three major shopping centers: Plaza West Covina, Eastland Center, and The Heights at West Covina. Our phased implementation minimizes business disruption while ensuring thorough protection of valuable inventory and equipment.
TPO and PVC Roof Replacement Systems
Thermoplastic Polyolefin (TPO) and Polyvinyl Chloride (PVC) roofing systems provide exceptional performance for commercial buildings throughout West Covina. These single-ply materials feature heat-welded seams creating watertight bonds crucial during seasonal rain events. Our installation process begins with comprehensive inspections—including infrared moisture surveys and drone assessments—to identify underlying issues before they compromise your new roof.
These systems excel in meeting Title 24 cool roof compliance standards—particularly important in West Covina's hot climate, where reflective roofing can significantly reduce cooling costs for the city's businesses. We guide clients through energy rebate applications for reflective coatings and discuss warranty options that maximize protection for this significant investment.
Industrial and Warehouse Roofing Solutions
West Covina's industrial facilities and warehouses require specialized roofing approaches that balance durability with cost-effectiveness. We develop comprehensive safety plans for these complex projects, offering multiple replacement options including metal roofing, TPO/PVC systems, and insulated panels engineered for local weather conditions.
Our industrial services include detailed assessments of drainage patterns—crucial in preventing water accumulation that can compromise structural integrity. For West Covina's distribution centers, manufacturing plants, and the 315-acre West Covina Sportsplex commercial center, we implement phased reroof strategies that maintain operations while providing superior protection against the elements.
Commercial Roof Repair and Maintenance
West Covina commercial properties require specialized maintenance programs that address the region's distinct climate challenges, from scorching summer heat to occasional heavy downpours. Our commercial repair services extend roof lifespans through proactive inspections, targeted interventions, and advanced diagnostic technologies that identify potential failures before they compromise building operations. We develop customized maintenance schedules for properties throughout West Covina's commercial corridors, preserving your investment while preventing costly emergency situations through systematic care and professional attention to critical roofing components.
Emergency Commercial Roof Repair
We provide 24/7 emergency response for West Covina's commercial properties, understanding that roof failures demand immediate attention to prevent extensive interior damage. Our rapid roof repair deployment teams address storm damage, wind uplift issues, and urgent tarping needs regardless of when they occur.
Our technicians efficiently handle common emergency concerns including leaks around pipe penetrations, damaged parapet cap flashing, and ponding water removal. For facility managers throughout West Covina's commercial districts, we offer precise documentation and adherence to service level agreements, ensuring repairs meet both immediate needs and long-term performance requirements.
Flat Roof Leak Detection and Repairs
Finding and fixing leaks on commercial flat roofs requires specialized expertise and technology. Our advanced detection methods precisely locate moisture intrusion points in PVC, TPO, BUR, and modified bitumen roofing systems common throughout West Covina's commercial landscape.
We address frequent flat roof issues including blocked drains and scuppers, Heating, Ventilation, and Air Conditioning (HVAC) curb flashing failures, and deteriorated expansion joints. Our targeted approach prevents the cascade of problems that unresolved leaks can cause, extending roof lifespan while protecting interior operations from water damage.
Roof Coatings and Restoration Options
Our commercial roof restoration programs offer West Covina businesses cost-effective alternatives to complete replacement. We apply specialized coatings including silicone restoration membranes for aged TPO roofs, acrylic cool roof coatings for heat reduction, and spray polyurethane foam (SPF) recoating for improved insulation and waterproofing.
These solutions reduce material waste while enhancing environmental sustainability—important considerations for West Covina's ongoing development. Our restoration expertise includes tapered insulation designs that improve drainage on existing flat roofs and installation of walkway pads that protect high-traffic areas around rooftop equipment.

Residential Roof Replacement Solutions
Homeowners across West Covina's diverse neighborhoods deserve roofing systems that combine aesthetic appeal with superior performance against local weather patterns. Our residential replacement options feature premium materials from Owens Corning, CertainTeed, and Eagle Roofing Products, installed by certified technicians who understand the architectural diversity throughout the city's residential areas.
Asphalt Shingle Roof Upgrades
For West Covina's approximately 20,703 owner-occupied homes, we offer premium asphalt shingle replacements backed by an industry-leading 50-year warranty. Our residential projects feature architectural-grade shingles that provide superior wind resistance and dimensional appeal, moving beyond basic three-tab products to materials engineered for longevity in Southern California's demanding climate.
Our installation process includes comprehensive underlayment upgrades that create additional moisture barriers beneath the visible shingles. We provide same-week estimates and detailed project timelines for West Covina homeowners, where the average household size of 3.24 persons means minimal disruption during roof replacement is particularly valued. Our installations also incorporate solar-ready design elements for homeowners planning future energy upgrades.
Concrete and Clay Tile Roof Replacement
Many West Covina homes feature concrete or clay tile roofing that requires specialized replacement techniques. We provide comprehensive solutions for these distinctive roof styles, including underlayment upgrades that enhance waterproofing beneath the visible tiles.
Our tile replacement services include careful sourcing of materials to match existing aesthetics—particularly important for homes built during West Covina's remarkable 1950-1960 growth period when the population increased by over 1,025%. For projects not requiring complete replacement, we offer tile lift and relay services that address underlayment issues while preserving and reinstalling the original tiles, maintaining architectural authenticity while improving performance.
Cool Roof Replacement and Energy Efficiency
Energy efficiency remains a priority for West Covina homeowners dealing with hot summer temperatures. Our cool roof replacements meet California's Title 24 requirements using reflective materials that significantly reduce heat absorption and lower cooling costs.
These systems integrate enhanced insulation and ventilation components that work together to improve overall thermal performance. For low-slope sections common in West Covina's diverse housing styles, we incorporate tapered insulation that prevents water pooling while improving drainage patterns, extending roof lifespan while enhancing energy efficiency.
Residential Roof Repair and Leak Services
We address West Covina homeowners' repair needs with responsive, thorough solutions that restore roofing integrity while preventing future problems. Our residential repair services combine technical expertise with local climate knowledge, tackling issues from wind-displaced tiles to water intrusion around aging flashings.
Emergency Roof Repair Services
West Covina residents receive prompt attention during roofing emergencies, with our teams providing weekend and after-hours service throughout the city's residential neighborhoods. We specialize in locating leak sources even during active rainfall, using advanced techniques to pinpoint water entry points quickly and accurately.
Our emergency services include temporary protection through strategic tarping and quick fixes that prevent further interior damage until permanent repairs can be completed. Our local presence enables rapid response times across West Covina's residential areas, where housing density averages 2,172 units per square mile.
Tile, Shingle, and Metal Roof Repairs
Different roofing materials require specific repair approaches tailored to their unique characteristics. For West Covina's clay tile roofs, we provide specialized lift-and-relay services that address underlayment issues without complete replacement. Asphalt shingle repairs focus on replacing damaged sections and reinforcing vulnerable areas like ridge caps and valleys.
Metal roof maintenance addresses panel seams and fasteners that can loosen due to thermal expansion and contraction in West Covina's significant temperature variations. Our comprehensive repair capabilities extend across all common roofing materials, restoring weather protection while maintaining aesthetic appeal.
Specialty Roofing Solutions
West Covina properties often require specialized roofing applications that address unique architectural features, climate considerations, and performance requirements. Our specialty services extend beyond standard installations to include custom solutions for challenging roof designs, energy-efficiency upgrades tailored to Southern California's intense sun exposure, and innovative approaches to common regional problems.
Roof Coatings and Restoration for Aging Roofs
We apply specialized silicone and elastomeric coatings designed to extend the life of aging residential roofs throughout West Covina. These products create seamless, waterproof barriers while reflecting heat—particularly beneficial in a climate with summer temperatures consistently exceeding 73°F.
Our restoration process begins with gentle cleaning methods that remove algae and mildew without damaging underlying materials. This approach preserves roof integrity while preparing surfaces for optimal coating adhesion, providing West Covina homeowners with cost-effective alternatives to complete replacement.
Balcony and Low-Slope Roof Waterproofing
West Covina properties with balconies and low-slope roof sections require specialized waterproofing to prevent structural deterioration. We install advanced membrane systems and traffic-rated coatings that create seamless, watertight barriers capable of withstanding foot traffic and furniture placement.
Our waterproofing details pay particular attention to critical transition areas including drains, joints, and perimeter flashings where failures typically begin. These systems accommodate West Covina's climate fluctuations through materials engineered to expand and contract without compromising waterproof integrity.
Ventilation, Insulation, and Fire Safety Upgrades
Proper attic ventilation and insulation significantly impact both roof longevity and energy efficiency in West Covina's hot climate. Our comprehensive upgrades create balanced airflow systems that reduce heat accumulation while controlling moisture levels that can damage roofing components.
We install ember-resistant roof vents designed for enhanced fire safety—an important consideration in Southern California's wildfire-prone environment. These specialized components meet strict building codes while maintaining essential ventilation functions, providing West Covina residents with systems that balance energy efficiency, moisture control, and fire resistance.
