CEMEX

Ash Grove Cement

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Ash Grove Cement is a pioneer in the US cement industry. Tracing its roots back to 1882, the company is one of the largest cement manufacturers in North America. Ash Grove Cement's products include portland and masonry cements used in roads, bridges, and buildings, as well as ready-mix concrete. The company operates nine plants with an annual capacity of some 9 million tons of cement; it also operates aggregate quarries in the US and Canada and a lime plant in Oregon. Other operations include Ash Grove Packaging, which offers packaged materials such as sealers and additives, caulks, and stucco. Lester T. Sunderland joined Ash Grove Cement in 1909; his heirs own the company. ABOUT US Founded in 1882 2,200 employees 12 cement plants nationwide 41 cement terminals

Martin Marietta Materials

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Every member of our ONE Martin Marietta team is driven by our shared values of safety, integrity, excellence, community and stewardship. Our goal is to build a world-class organization committed to the long-term success of our employees, communities and other shareholders. We are a member of the S&P 500 Index and a leading supplier of aggregates and heavy building materials. Through a network of operations spanning 29 states, Canada and the Bahamas, our teammates supply the foundational resources on which our communities thrive and grow. Our Specialties business provides high-purity magnesia and dolomitic lime products used worldwide in environmental, industrial, agricultural and specialty applications. We provide exceptional customer service and strive to be good neighbors in the 500 communities in which we operate. We also support each other while working to build a legacy that will make our loved ones proud. We know that together, we’ll make an impact that lasts far beyond tomorrow.

Holliday Rock

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Holliday Rock has been a leader in the Southern California construction materials industry for over 85 years. We are committed to providing our customers with the highest quality concrete, asphalt, aggregates and exceptional customer service.

Heidelberg Materials

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For more than a century, we’ve been supplying cement, aggregates, ready-mixed concrete, asphalt, and other building materials to markets throughout North America. Today, at Heidelberg Materials North America, our reach and capabilities are more extensive than ever, and our brightest days are still ahead.

GAF

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With 130+ years in the industry, GAF is the leading roofing manufacturer in North America. As a member of the Standard Industries family of companies, we are also part of the largest roofing and waterproofing business in the world. Our communities help give our work meaning and the products we manufacture help protect what matters most. The shingles help to shelter the families living in the homes in our towns. The TPO helps protect what is under that hospital’s roof. In addition to quality products, we make sure they are installed by quality craftsmen and women. The full GAF portfolio of solutions is supported by an extensive national network of factory-certified contractors. GAF continues to be the leader in quality and offers comprehensive warranty protection on its products and systems. Our success is driven by a commitment to empowering our people to deliver advanced quality and purposeful innovation and the desire to protect what matters most.

CalPortland

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CalPortland is the leading producer of cement, concrete, aggregates, asphalt, and construction materials in the western United States, delivering high-quality products and reliable service that have defined our company for more than 130 years. With operations across Alaska, Washington, Oregon, California, Nevada, Arizona, and British Columbia, we support the growing infrastructure of communities throughout the western region. Since 1891, our commitment has remained the same: to produce superior materials, execute them with integrity, and continually advance the science behind sustainable construction. Our longstanding reputation for quality, reliability, and technical excellence is why contractors, engineers, and builders trust CalPortland time and time again. EXPECT MORE … WE DELIVER!® This isn’t just our motto, it’s the standard we uphold every day.