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  • About Us

  • Who We Are

    The SMACNA Mid-Atlantic Chapter is composed of firms from Maryland, Washington, D.C., Virginia, and parts of West Virginia that install, fabricate, manufacture or service HVAC, industrial duct systems, architectural sheet metal applications or sheet metal products, and air balancing. All contractors are signatory to the collective bargaining agreement with the Sheet Metal Workers International Association, AFL-CIO Local #100.


  • Our Mission Our Mission

    The SMACNA Mid-Atlantic Chapter is a professional organization representing HVAC and related industries that promotes quality products and services through a standard of technical excellence in technology, education, and training.

  • Associate Membership Associate Membership

    Associate membership in SMACNA is available to persons or firms engaged in selling products or services to SMACNA Mid-Atlantic Contractors. See our current listing of Associate Members.

  • We Welcome You to Become a Member!

    Call 301-446-0002 or Contact Us for details and benefits on becoming a member.