Cross-Trade Associations for Subcontractors
Trade Associations •
National Institute of Building Sciences (NIBS)
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.

Trusted by trade contractors across the country












- Connection with a community of thinkers, innovators, educators, and creators across all sectors of the built environment
- Volunteer opportunities with councils focused on specific building process issues
- Events to collaborate, network, and earn continuing education units
- Access to the largest collection of educational resources on building-related guidance, criteria, and technology
- Exclusive savings on Dell technology products
Cross-Trade Associations for Subcontractors
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Other trade associations
American Subcontractors Association (ASA)
The American Subcontractors Association promotes the rights and interests of subcontractors, specialty contractors, and suppliers through education, advocacy, networking, and professional growth. Membership is open to anyone who provides subcontract labor and/or materials to the construction industry.
Associated General Contractors of America (AGC)
The Associated General Contractors of America represents more than 27,000 general and specialty contractors, service providers, and suppliers. Its nationwide network of chapters offers resources, advocacy, education, and networking opportunities.
Associated Builders and Contractors (ABC)
The Associated Builders and Contractors is a national trade association representing over 23,000 members across the construction industry. Its programs and services focus on helping members develop skills, win work, and deliver services safely, ethically, and profitably.