About US

History

Founded in 1978, Roser has quickly become one of the leading manufacturers of Stone Coated Steel Roofing Systems and now holds a majority market share in residential and commercial sectors worldwide.  Roser Roofing Systems are available in a variety of materials, colors and styles. All of our products are lightweight, energy efficient, and easy to install.  Our quality guarantee insures that all Roser products satisfy the needs of professional builders, contractors and homeowners alike. 

Our production includes 12 system designs of Stone Coated Steel Roofing and we also make a solid copper tile system. Roser is ISO9001 certified, UL classified and a KS (Korean Standard) mark acquired company.  Our preferred profile designs combined with advanced production quality contributes to 40 years of leadership in over 75 countries worldwide. Manufacturing is in a single facility, allowing Roser to better control production standards and produce a consistently higher quality product that often exceeds that of other competitors. Roser Roofing Systems products are engineered, tested and proven to excel in all extreme climatic conditions throughout the world. Roser insures high consistent quality by single sourcing a “high tech”  steel, US produced 3M roofing granules and industry leading base acrylics. Roser’s industry leading products exceed expectations and compete.