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The Cast Stone Institute®, founded in 1927, is an organization of Certified Cast Stone Manufacturers and related professionals committed to developing standards and promoting the use of Cast Stone.

CSI Benefits

  • Annual Convention
  • AIA Continuing Education Seminars
  • Technical Bulletins and Resources
  • Industry Marketing
  • Newsletter and Member Communication
  • Membership Education
  • Industry Advocacy 
  • Cast Stone Specifications
  • Membership Technical Support
  • Listing on Website 


Types of Membership:

Producer Members

Any person, firm or corporation having a facility primarily dedicated to the continuous production of Cast Stone, with a minimum of three years of continuous operation in the production of Cast Stone, as defined by the Institute in its by-laws and latest standard specifications for Cast Stone.

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Associate Members

A firm or individual persons engaged in supplying materials and/or services in the manufacture and/or transportation of architectural cast stone, and/or those who provide secondary materials/services utilized at the project site. Associate members are encouraged to attend meetings and voice opinions, but have no vote, except to elect Associate Members to the Board as provided in the By-Laws.

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