Saint-Gobain designs, manufactures and distributes materials and solutions for the construction, mobility and industrial markets. Developed through a continuous innovation process, our integrated solutions provide sustainability and performance in daily life, addressing the renovation of public and private buildings, light construction and the decarbonization of construction and industry. In this way, we contribute to reducing carbon emissions, leveraging resource efficiency and increasing circularity. Saint-Gobain believes in progress and seeks to be a game-changer that improves individual and collective health and wellness. We are convinced that the solutions that meet everyone’s essential needs and allow us to live better together, without jeopardizing future generations, are still to be invented.​​​​​​​ ​​​​​​​ Our commitment to reach this ambitious objective is guided by our shared purpose “MAKING THE WORLD A BETTER HOME”. €51.2 billion in sales in 2022 168,000 employees, located in 75 countries Committed to achieving Carbon Neutrality by 2050

At Johns Manville, we build on decades of experience to manufacture commercial roofing, premium-quality insulation and a variety of engineered products for our customers. We are proud to be part of Berkshire Hathaway, one of the most respected companies in the world. Our values of People, Passion, Perform and Protect drive the way we work as we strive to deliver positive and powerful JM Experiences to our employees and to our customers. Our company is based in Denver, CO, where you will also find our global research and development facilities. With over 8,000 employees and 44 manufacturing and sales locations across North America and Europe, we serve customers in over 80 countries. Our employees are united across business functions and work globally with other JM employees. We encourage you to explore what JM has to offer employees. It’s not just a job when you join JM; you join a JM family with unquestionable integrity and stability. We are PEOPLE champions! Our PASSION is in going the extra mile! We PERFORM at a superior level! And we PROTECT today to ensure tomorrow. Check out our current positions today, connect with a JM recruiter, follow us on LinkedIn, (@JohnsManville on Twitter and Facebook) and learn why we love working at JM!

Cemex is a global industry leader in producing and supplying cement, aggregates, ready-mix concrete, and urbanization solutions. We’re driving innovation further to solve the world’s building challenges and help the world reach the next frontier of sustainable living. #BuildingABetterFuture

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, Heidelberg Materials North America, our reach and capabilities are more extensive than ever, and our brightest days are still ahead.

Saint-Gobain designs, manufactures and distributes materials and solutions for the construction, mobility and industrial markets. Developed through a continuous innovation process, our integrated solutions provide sustainability and performance in daily life, addressing the renovation of public and private buildings, light construction and the decarbonization of construction and industry. In this way, we contribute to reducing carbon emissions, leveraging resource efficiency and increasing circularity. Saint-Gobain believes in progress and seeks to be a game-changer that improves individual and collective health and wellness. We are convinced that the solutions that meet everyone’s essential needs and allow us to live better together, without jeopardizing future generations, are still to be invented. Our commitment to reach this ambitious objective is guided by our shared purpose “MAKING THE WORLD A BETTER HOME”. €47.9 billion in sales in 2023 160,000 employees, located in 76 countries Committed to achieving Carbon Neutrality by 2050

Cardinal Glass Industries is a management-owned S-Corporation leading the industry in the development of residential glass for windows and doors.

Owens Corning is a global building and construction materials leader committed to building a sustainable future through material innovation. Our three integrated businesses – Roofing, Insulation, and Composites – provide durable, sustainable, energy-efficient solutions that leverage our unique material science, manufacturing, and market knowledge to help our customers win and grow. We are global in scope, human in scale with approximately 18,000 employees in 30 countries dedicated to generating value for our customers and shareholders, and making a difference in the communities where we work and live. Founded in 1938 and based in Toledo, Ohio, USA, Owens Corning posted 2023 sales of $9.7 billion. For more information, visit www.owenscorning.com.

Guardian Industries, a global company headquartered in Auburn Hills, Michigan, operates facilities throughout North and South America, Europe, Africa, the Middle East and Asia. Guardian companies employ 15,000 people and manufacture high-performance float glass; coated and fabricated glass products for architectural, residential, interior, transportation and technical glass applications; and high-quality chrome-plated and painted plastic components for the automotive and commercial truck industries. Guardian’s vision is to be a preferred partner to our customers, suppliers, employees and communities based on a foundation of mutual benefit. This drives our relentless focus on improving people’s lives by providing products and services they value more highly than their alternatives and doing so responsibly while consuming fewer resources. Guardian is a wholly-owned subsidiary of Koch Industries, Inc. Visit guardian.com.

The QUIKRETE® Companies is the largest manufacturer of packaged concrete and cement mixes in the United States and Canada, and an innovative leader in the commercial building and home improvement industries. QUIKRETE® products are manufactured and bagged in more than 90 manufacturing facilities in the United States, Canada, Puerto Rico and South America, allowing for unsurpassed distribution and product depth. The QUIKRETE® Technical Center ensures that professionals and consumers alike are provided with the most innovative and highest quality products available on the market. For additional information on The QUIKRETE® Companies or its products, please visit www.quikrete.com.

By definition, Apogee means "highest point." It's no coincidence that it's also the name of our company. For over 70 years it is a name that has inspired and driven us to achieve a higher level of excellence in all we do. We are not satisfied with the status quo. We aim higher, think bigger, and endeavor to create even more value for every Apogee stakeholder. We strive to create peak value. Apogee is a leader in architectural products and services. Our glass and aluminum window, storefront and curtainwall systems make buildings look great, reduce energy consumption, and protect occupants and property. Our highly skilled team designs glass and metal building façades, completes massive orders for skyscrapers on time, and manages complex window, curtainwall and storefront installation projects. We are also a leader in the protection and conservation of all things framed and displayed. Our Tru Vue business provides high-performance glass and acrylic products for the custom framing, fine art, and technical glass markets. Apogee’s portfolio of industry leading brands includes: Alumicor - www.alumicor.com EFCO - www.efcocorp.com Harmon, Inc. - www.harmoninc.com Linetec - www.linetec.com Tru Vue - www.tru-vue.com Tubelite - www.tubeliteinc.com Viracon - www.viracon.com Wausau Window and Wall Systems - www.wausauwindow.com

National Gypsum Company is headquartered in Charlotte, NC and is the exclusive service provider of reliable, high-performance building products manufactured by our affiliate companies and marketed under the Gold Bond®, ProForm® and PermaBASE® brands. The National Gypsum® name – through our Gold Bond, ProForm and PermaBASE product lines – has been synonymous with high-quality, innovative products and exceptional customer service since 1925. To learn more, visit Nationalgypsum.com.