Trade-Specific Associations for Subcontractors
Trade Associations •
American Iron and Steel Institute (AISI)
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.

Trusted by trade contractors across the country












- Access to a network of steel industry executives and partnership organizations
- Access to various meetings and educational forums
- Discounts to AISI’s online bookstore and publications
- Sponsorship opportunities to reach steel producer companies
- Ability to join Environment, Sustainability, and Occupational Health and Safety committees
- Opportunities to get involved with public policy and grassroots activities
Trade-Specific Associations for Subcontractors
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Other trade associations
American Road & Transportation Builders Association (ARTBA)
The American Road & Transportation Builders Association brings together 8,000+ public and private sector members across the transportation market. Its focus is on growing and protecting investments in transportation infrastructure to provide safe and efficient travel that meets public and business demands.
International Association of Bridge, Structural, Ornamental, and Reinforcing Iron Workers (IW)
The International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers, AFL-CIO is a trade association representing 120,000 union iron workers. It provides training, education, and advocacy to protect and advance the iron industry in North America.
National Subcontractors Alliance (NSA)
The National Subcontractors Alliance is a trade association representing the interests of subcontractors by providing support on legislative and regulatory issues affecting the industry. Membership is open to any local, regional, or state association dedicated to promoting and protecting the rights and interests of specialty contractors in the construction industry.