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
Commercial Painting Industry Association (CPIA)
The Commercial Painting Industry Association is a peer-driven professional trade association dedicated to commercial painting contractors. It brings together business owners and their teams to share, connect, and grow.
National Organization of Restoration and Remediation Professionals (NORRP)
The National Organization of Restoration and Remediation Professionals is dedicated to providing support and specialized training for the restoration and remediation industry. Members include contractors, technicians, corporations, and allied partner organizations.
National Glass Association (NGA)
The National Glass Association is the largest trade association serving the glass industry. Its member community represents 1,800+ contract glaziers, full-service glass companies, fabricators, manufacturers, and suppliers. NGA champions the benefits of glazing and glass building products and is a reliable industry resource for its members.