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
Metal Building Contractors & Erectors Association (MBCEA)
The Metal Building Contractors & Erectors Association is a trade association that provides programs and services to the contractor and erector segments of the metal building industry. Membership is open to contractors and subcontractors of metal building systems and roofing systems.
Precast/Prestressed Concrete Institute (PCI)
The Precast/Prestressed Concrete Institute (PCI) is a technical institute and trade association for the precast, prestressed concrete structures industry, offering resources, certification, and education. PCI members include precast concrete manufacturers and erectors, materials providers, and individual members.
The Association of Union Contractors (TAUC)
The Association of Union Constructors (TAUC) is a national trade association for union construction and maintenance contractors. Members include 1,700+ contractors who use union labor, along with local contractor associations and vendors in the industrial maintenance and construction fields. TAUC helps contractors stay on the cutting edge of technology, safety and health, and labor relations.