Stone, Clay, Glass and Concrete Trade Associations

American Ceramic Society (ACerS)

Professional society for ceramics and glass; provides journals, conferences and standards for ceramic, glass and advanced materials professionals. Membership exceeds 10,000 worldwide.

https://ceramics.org Membership: 10,000

American Concrete Institute (ACI)

Global technical society and standards developer for concrete, offering codes, certifications, education and research; 35,000 members in 100+ countries.

https://www.concrete.org Membership: 35,000

American Concrete Pavement Association (ACPA)

National trade association for the concrete pavement industry, providing design tools, advocacy, research and a network of chapters; represents 400+ contractors, suppliers and stakeholders.

https://www.acpa.org Membership: 400

American Concrete Pipe Association (ACPA)

Trade association for concrete pipe and precast drainage products, providing engineering resources, research, codes/standards and advocacy; member companies operate 400+ plants in the U.S. and Canada.

https://www.concretepipe.org Membership: 400

American Society of Concrete Contractors (ASCC)

Association for cast‑in‑place concrete contractors delivering safety, technical, and business resources; approximately 760 member companies worldwide.

https://ascconline.org Membership: 760

Cast Stone Institute (CSI)

Trade association of cast stone manufacturers and suppliers focused on quality standards (ASTM C1364), specifications, education and promotion for architectural cast stone; member count not publicly disclosed.

https://caststone.org Membership: 0

Glass Packaging Institute (GPI)

U.S. trade association for the glass container industry and its supply chain; provides market data, policy advocacy and design/finish resources. Membership includes North America’s glass container makers plus 25+ supplier member companies.

https://www.gpi.org Membership: 25

International Concrete Repair Institute (ICRI)

Global professional association dedicated to concrete repair, restoration and protection—publishes guidelines, offers certifications and runs 38 chapters; membership topped 2,000 (and is targeting 3,000).

https://www.icri.org Membership: 2,000

International Grooving & Grinding Association (IGGA)

Industry group for diamond grooving, grinding, concrete pavement restoration and preservation; provides technical resources and advocacy; member count not publicly disclosed.

https://www.igga.net Membership: 0

National Glass Association (NGA)

Largest North American trade association for the glazing and glass building products supply chain; 1,900+ member companies with education, technical publications, codes and GlassBuild events.

https://www.glass.org Membership: 1,900

National Precast Concrete Association (NPCA)

Trade association for precast concrete manufacturers and suppliers, offering plant certification, technical services, education and The Precast Show; includes 600+ producer members, 300+ supplier members and 16 affiliate organizations.

https://precast.org Membership: 916

National Ready Mixed Concrete Association (NRMCA)

National association representing ready mixed concrete producers and their suppliers; provides advocacy, education and certification. NRMCA provides contacts for 1,300+ producer companies.

https://www.nrmca.org Membership: 1,300

National Stone, Sand & Gravel Association (NSSGA)

U.S. aggregates industry association for stone, sand, gravel and industrial sand producers, equipment manufacturers and service providers; more than 530 member companies.

https://www.nssga.org Membership: 530

National Tile Contractors Association (NTCA)

Trade association for tile contractors focused on professional installation of ceramic tile and natural stone, training and standards development; 1,500+ members.

https://www.tile-assn.com Membership: 1,500

Natural Stone Institute (NSI)

Trade association representing the full natural stone supply chain (quarrying, fabrication, distribution, installation, restoration); membership exceeds 2,000 companies in 50+ countries.

https://www.naturalstoneinstitute.org Membership: 2,000

Northeast Precast Concrete Association (NEPCA)

Regional trade association serving the U.S. Northeast precast industry (CT, ME, MA, NH, RI, VT) with certification, education and networking; membership exceeds 80 companies.

https://www.nepca.com Membership: 80

PCI Mid-Atlantic

Regional chapter of PCI representing producers and associates in the Mid‑Atlantic, offering A/E education, design assistance and promotion; nearly 30 producer members and 50+ associate members.

https://www.pci.org/PCIMidAtlantic Membership: 80

PCI West

Regional chapter of PCI covering California and Nevada; provides technical resources and outreach. Represents 14 producer members (20 plants) and 27 associate member companies.

https://www.pci.org/PCIWest Membership: 41

Post-Tensioning Institute (PTI)

Institute and industry trade association advancing post‑tensioned concrete through specifications, education, certification and research; includes company members and 500+ professional members.

https://www.post-tensioning.org Membership: 500

Precast/Prestressed Concrete Institute (PCI)

National technical institute and trade association for precast/prestressed concrete structures, developing standards (with ACI), certification and design resources; member count not publicly disclosed.

https://www.pci.org Membership: 0