The Industry Leader in Commercial Roofing & Wall Systems
A Trusted Commercial Roofing & Exteriors Specialist Serving California
Based in Ontario, CRS Commercial is California’s go-to provider of commercial roofing and building envelope systems. Since 1997, we’ve specialized in delivering high-quality roofing, sheet metal fabrication, cladding, daylighting, wall systems, and solar energy solutions tailored to commercial, industrial, and residential needs. From new construction to retrofits, our highly trained team delivers seamless installations backed by comprehensive warranties and unmatched craftsmanship.
Whether you’re looking to upgrade your building’s energy efficiency, enhancing its defense against the elements, or simply create a stunning exterior aesthetic, you can trust us to deliver the best value and service. Choose CRS Commercial for reliable, innovative solutions that protect and elevate your property’s performance and appeal.
Commercial Roofing
CRS Commercial specializes in durable and efficient commercial roofing solutions, including low-slope systems like TPO, PVC, and EPDM, as well as steep-slope options like standing seam metal and tile. From new construction to reroofing and specialized leak repairs, we provide comprehensive services to protect and enhance your commercial property.
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Sheet Metal & Cladding
Our sheet metal and cladding services include custom metal fabrication, weather barriers, and high-performance wall systems like ACM, rainscreens, and fiber cement panels. These systems deliver unmatched durability, aesthetics, and energy efficiency, ensuring your building is secure, stylish, and sustainable for years to come.

Daylighting & Wall Systems
Optimize natural light and energy efficiency with our daylighting and wall systems. We offer translucent wall systems, custom skylights, canopies, and innovative controlled daylighting solutions like SolaQuad and IntelaGlas. Enhance interior brightness while reducing energy costs, creating comfortable and visually appealing environments for commercial and industrial properties.

Residential Roofing
Our residential roofing solutions provide long-lasting protection and curb appeal for homes. From clay tile to composition shingles, we deliver expert installations, repairs, and preventative maintenance. We ensure your roof withstands the elements while enhancing the beauty and value of your property.

Solar
CRS Commercial provides cutting-edge solar energy solutions for commercial, industrial, and residential projects. We design and install complete solar systems, including panels, canopies, batteries, and microinverters, to improve energy performance and sustainability. Our team of experts will help you achieve reliable and cost-effective energy independence.

Need Repair or Maintenance?
Unexpected roof damage can cause costly disruptions. The CRS Commercial team is here to provide prompt and reliable support.