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Membership in the Association is limited to Sheet Metal, Roofing, Sheeting & Decking, and Air Handling Contractors signatory to the Collective Agreement between OSM and the SMWIA and OSMWRC.

Associate Membership in the Association is open to manufacturers, suppliers and other allied business Associations and firms.

SMACNA Chapter Membership is limited to Members of OSM.

Members use this form to make a change to the Authorized Company Representative and/or to authorize additional company contacts.

Email completed applications to: info@osmca.org