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
- 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
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.
National Demolition Association (NDA)
The National Demolition Association is a professional community of demolition, wrecking, scrap, recycling, and abatement contractors. It provides education, training, resources, events, advocacy, and connections to help members grow their businesses and remain profitable.
Independent Electrical Contractors (IEC)
The Independent Electrical Contractors (IEC) is a nationwide trade association for electrical and systems contractors. 3,000 members make up 54 chapters across the country. It’s dedicated to driving free enterprise growth that benefits merit shop trade contractors.