Cross-Trade Associations for Subcontractors
Trade Associations •
National Association of Minority Contractors (NAMC)
National Association of Minority Contractors (NAMC)
The National Association of Minority Contractors is dedicated to promoting the economic and legal interests of minority contracting firms, advocating for inclusion and equality in the construction industry. NAMC assists members with building capacity by providing access to opportunity, advocacy, and contractor development training.

Trusted by trade contractors across the country












- A thriving network of fellow contractors, corporate partners, strategic alliances, and public agencies
- Resources to help you effectively pursue, win, and execute business
- Ability to post employment and bid opportunities free of charge
- Access to 20+ local chapters for local networking and knowledge exchange
- Access to NAMC’s National Annual Conference, in addition to a slew of other networking and educational events throughout the year
Cross-Trade Associations for Subcontractors
Trade Contractors Get Paid Faster with Siteline
Other trade associations
Association of the Wall and Ceiling Industry (AWCI)
The Association of the Wall and Ceiling Industry is a community of 2,400+ contractors, suppliers, distributors and manufacturers throughout the wall and ceiling industry. Members span all 50 states, including contractors, suppliers, and manufacturers in the acoustics, ceiling, drywall, insulation, finishing, fireproofing, flooring, and stucco trades.
Mason Contractors Association of America (MCAA)
The Mason Contractors Association of America (MCAA) is the national trade association representing mason contractors. It provides education, training, and advocacy to help contractors stay competitive.
Mechanical HVAC / Plumbing
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.