Trade-Specific Associations for Subcontractors
Trade Associations •
Steel Erectors Association of America (SEAA)
Steel Erectors Association of America (SEAA)
The Steel Erectors Association of America is a non-profit trade organization for steel erectors. Members include contractors, manufacturers, suppliers, fabricators, and service providers in the steel industry. SEAA aims to promote safety, education, standards, and training programs for steel erector trades.

Trusted by trade contractors across the country












- Access to a members-only learning management system, educational resources, and training programs
- Discounts on events, including their annual convention, and special pricing on partner products
- Listing in the SEAA Membership Directory and Certificate of Membership
- Eligibility to enter annual Project of the Year, Safety Excellence, and Training Excellence awards programs
- Free subscription to Connector Magazine
Trade-Specific Associations for Subcontractors
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Other trade associations
National Institute of Building Sciences (NIBS)
The National Institute of Building Sciences is an independent non-profit organization that supports advances in building science and technology. Its members include individuals, public and private sector organizations, non-profits, and local, state, and federal government officials who want to solve critical issues facing the industry.
Precast/Prestressed Concrete Institute (PCI)
The Precast/Prestressed Concrete Institute (PCI) is a technical institute and trade association for the precast, prestressed concrete structures industry, offering resources, certification, and education. PCI members include precast concrete manufacturers and erectors, materials providers, and individual members.
Mechanical HVAC / Plumbing
Sheet Metal and Air Conditioning Contractors' National Association (SMACNA)
The Sheet Metal and Air Conditioning Contractors’ National Association has more than 100 chapters and 3,500 members across the US, Canada, Australia, and Brazil. Its mission is to create a competitive advantage for sheet metal and air conditioning contractors through education, labor relations, standards development, industry representation, and business studies.