Join the Cast Stone Institute®
Since 1927, the Cast Stone Institute has been the standard-bearer for quality, craftsmanship, and integrity in the cast stone industry. Membership isn't just a credential — it's a commitment to excellence and a connection to the people and resources that define the industry.
As a CSI member, you gain access to the technical resources, industry relationships, and professional support that help your business grow and your work stand out. Whether you're a certified producer, an associate supplier, or a design professional, CSI membership puts you at the center of the cast stone industry.
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Check out the many benefits of being a member of the Cast Stone Institute below. Click Here.
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Producer Members are certified cast stone manufacturers who meet rigorous quality and testing standards, while Associate Members are suppliers and service providers who support the industry — learn more about each membership type below. Learn More.
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Feel free to call us about a membership at 717-272-3744 or email Liz Graves, Executive Director, at liz@caststone.org. We’d love to talk with you about the many benefits of joining the institute.
Membership Types
Producer Membership
CSI Producer Membership is open to any company primarily dedicated to the continuous production of architectural cast stone with a minimum of three years of operation. Certified Producer Members meet the industry's highest quality standards — verified through rigorous plant inspections, ongoing testing requirements, and recertification every two years.
Associate Membership
Associate Membership is open to firms and individuals who supply materials, equipment, or services that support the manufacture or installation of architectural cast stone. Associate members are invested in the future of the industry and play an important role in the CSI community.
Membership Application
Membership Benefits
Annual Convention
Connect with industry leaders, tour member plants, and stay ahead of what's happening in the field
Technical Resources
Bulletins, specifications, typical details, and the CSI Technical Manual
Industry Marketing
Your business promoted to architects and specifiers who specify CSI certified producers
Membership Education
Training and resources to help your team meet and maintain certification standards
Website Listing
Your company listed in the CSI Certified Producer Directory, used by architects, designers, and contractors across the country.
AIA Continuing Education
CSI-approved CEU seminars for architects and design professionals
Industry Advocacy
CSI actively promotes the use of cast stone and the value of certified producers to architects, specifiers, and owners nationwide
Membership Communication
Newsletters, updates, and direct access to staff and fellow members.
Technical Support
Access to experienced industry professionals who can help you navigate specifications, testing, and compliance questions
