Trade-Specific Associations for Subcontractors
Trade Associations •
Sheet Metal and Air Conditioning Contractors' National Association (SMACNA)
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.

Trusted by trade contractors across the country












- Protocols to help you reduce costs, anticipate technical requirements, and increase productivity and efficiency
- Educational resources on management, operations, and major industry trends
- Dynamic educational events and leadership courses, including their annual SMACNA convention
- Access to members-only content, programs, councils and committees
- Networking opportunities with non-competitive peer groups from other markets
- Local and national industry training and educational events
Trade-Specific Associations for Subcontractors
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Other trade associations
National Roofing Contractors Association (NRCA)
The National Roofing Contractors Association is a community of entrepreneurial craftsmen and enterprises representing all segments of the roofing industry, including contractors, manufacturers, distributors, architects, owners, and government agencies. It’s the leading authority in the roofing industry for information, education, technology, and advocacy.
American Iron and Steel Institute (AISI)
The American Iron and Steel Institute is an association of integrated and electric furnace steelmakers, suppliers, and customers in the steel industry. AISI advances the case for steel as the preferred material of choice and serves as a voice for American steel in public policy.
National Association of Women in Construction (NAWIC)
The National Association of Women in Construction provides support, networking, and educational opportunities for women in the construction industry. NAWIC’s member base comprises more than 6,000 members across 120+ chapters nationwide.