O’Keeffe’s proudly serves both architectural and building communities by providing USA-made aluminum building ladders that are high strength, lightweight and maintenance-free. Since 1939, we have been manufacturing all types of high-quality aluminum access ladders for various applications. Whether you’re looking for an access, ship, cage or custom ladder, we have what you’re looking for. With years of engineering expertise, we can custom manufacture virtually any type of aluminum building ladder. Made with corrosive-resistant, maintenance-free aluminum and stainless-steel hardware, you can trust the lasting quality of the finished product–guaranteed.

SANDMAN, INC. DBA STAR CONCRETE is a construction company based out of 1404 S 7TH ST, SAN JOSE, California, United States.

Founded in 1868, McNear Brick & Block's Clay Brick, Interlocking Pavers, and Retaining/Freestanding Walls can be found in homes, businesses and landmarks throughout Northern California. Our success stems from our commitment to adapting the latest technologies with traditional craftsmanship to create the most beautiful and versatile products

Fortera is a materials technology company focused on paving the way to zero CO2 cement. The Fortera process draws on 100,000+ hours of R&D, 100+ issued global and pending patents and 10+ years of real-world product demonstration. The Silicon Valley-based company is backed by leading investors including Khosla Ventures and Temasek. Fortera’s first low-carbon cement plant is nearing completion in Redding, Calif., and will be one of the world's largest carbon mineralization plants.

Elite Ready Mix Corp is a building materials company based out of 530 Faile St, Bronx, New York, United States.

Concreteworks, founded in 1991, is a privately held company based in the San Francisco Bay Area. We are a leader in the manufacturer of custom architectural precast concrete in North America. We are a progressive full-service design and fabrication studio specializing in innovative solutions using cast concrete and other cement based composites. The advanced use of our materials is the core of every project’s success. Our pieces combine the newest technologies in our field with cutting- edge design, and sustainable building materials. We produce unique artisan pieces that restore the value of quality craftsmanship. We strive to meet the needs of our clients by producing pieces that reflect our knowledge and attention to design. At the same time, we acknowledge the needs of our community and environment by handcrafting our product locally. As a leader in the field of architectural precast concrete, we specialize in using advanced Glass Fiber Reinforced Concrete (GFRC) as well as Ultra High Performance Concrete (UHPC) solutions ranging from one-of-a- kind sculptures to full roll-outs for wall panels, countertops, etc. We are equipped and staffed to meet the rigorous challenge of satisfying many different clients with varying technical, logistical and administrative requirements. Through constantly exploring the boundaries of concrete and keeping in tune with the needs of contemporary design, we are able to grow in capacity and aid in the evolution of the material. Our Design Assist Service was created to facilitate the execution of design intent as smooth and as cost effective as possible. Our team comes from diverse backgrounds in architecture, engineering, construction, and design, and we are well versed in the world of construction and fabrication. As a trusted partner in the process, we work tirelessly to ensure the final result meets the expectations of all of our clients. Our staff is proficient in all aspects of modern fabrication technologies. Our design and engineering team is expertly experienced in many 2D and 3D softwares including AutoCAD, Rhinoceros and Grasshopper. Combined with our in-house CNC machines, there are skilled CNC operators capable of resolving the most complex geometries while making the most efficient use of all the CNC options. We offer full in house 5-Axis tool pathing capabilities using our up to date CAD/CAM software. We pride ourselves in being able to use advanced technologies to fabricate sophisticated designs. Concreteworks maintains an office and 85,000 SF manufacturing facility in Alameda, CA.